<SEC-DOCUMENT>0000844965-14-000075.txt : 20140812
<SEC-HEADER>0000844965-14-000075.hdr.sgml : 20140811
<ACCEPTANCE-DATETIME>20140808172435
ACCESSION NUMBER:		0000844965-14-000075
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20140808
DATE AS OF CHANGE:		20140808

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Compressco Partners, L.P.
		CENTRAL INDEX KEY:			0001449488
		STANDARD INDUSTRIAL CLASSIFICATION:	OIL, GAS FIELD SERVICES, NBC [1389]
		IRS NUMBER:				943450907
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-86307
		FILM NUMBER:		141028420

	BUSINESS ADDRESS:	
		STREET 1:		101 PARK AVENUE, SUITE 1200
		CITY:			OKLAHOMA CITY
		STATE:			OK
		ZIP:			73102
		BUSINESS PHONE:		405-677-0221

	MAIL ADDRESS:	
		STREET 1:		101 PARK AVENUE, SUITE 1200
		CITY:			OKLAHOMA CITY
		STATE:			OK
		ZIP:			73102

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TETRA TECHNOLOGIES INC
		CENTRAL INDEX KEY:			0000844965
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		IRS NUMBER:				742148293
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		24955 INTERSTATE 45 NORTH
		CITY:			THE WOODLANDS
		STATE:			TX
		ZIP:			77380
		BUSINESS PHONE:		2813671983

	MAIL ADDRESS:	
		STREET 1:		24955 INTERSTATE 45 NORTH
		CITY:			THE WOODLANDS
		STATE:			TX
		ZIP:			77380
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>tti13d-20140808.htm
<DESCRIPTION>SC 13D/A
<TEXT>
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<a name="sba4949077f5c43b4b2e04f64b282c6ef"></a><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:center;"><hr></div><div style="line-height:120%;text-align:center;font-size:12pt;"><font style="font-family:Arial;font-size:12pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:12pt;"><font style="font-family:Arial;font-size:12pt;font-weight:bold;">UNITED STATES</font></div><div style="line-height:120%;text-align:center;font-size:12pt;"><font style="font-family:Arial;font-size:12pt;font-weight:bold;">SECURITIES AND EXCHANGE COMMISSION</font></div><div style="line-height:120%;text-align:center;font-size:12pt;"><font style="font-family:Arial;font-size:12pt;font-weight:bold;">WASHINGTON, D.C. 20549</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;"><hr></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:16pt;"><font style="font-family:Arial;font-size:16pt;font-weight:bold;">SCHEDULE 13D/A</font></div><div style="line-height:120%;text-align:center;font-size:12pt;"><font style="font-family:Arial;font-size:12pt;font-weight:bold;">(Rule 13d-101)</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:16pt;"><font style="font-family:Arial;font-size:16pt;font-weight:bold;">(Amendment No. 1)*</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:12pt;"><font style="font-family:Arial;font-size:12pt;font-weight:bold;">Under the Securities Exchange Act of 1934</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:16pt;"><font style="font-family:Arial;font-size:16pt;font-weight:bold;">Compressco Partners, L.P.</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-style:italic;">(Name of Issuer)</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:14pt;"><font style="font-family:Arial;font-size:14pt;font-weight:bold;">Common Units Representing Limited Partner Interests</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-style:italic;">(Title of Class of Securities)</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:14pt;"><font style="font-family:Arial;font-size:14pt;font-weight:bold;">20467A 101</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-style:italic;">(CUSIP Number)</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;"><hr></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Bass C. Wallace, Jr.</font></div><div style="line-height:120%;text-align:center;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:center;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">24955 Interstate 45 North</font></div><div style="line-height:120%;text-align:center;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">The Woodlands, Texas 77380</font></div><div style="line-height:120%;text-align:center;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Telephone: (281) 367-1983</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-style:italic;">(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:12pt;"><font style="font-family:Arial;font-size:12pt;font-weight:bold;">July 28, 2014</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-style:italic;">(Date of Event Which Requires Filing of this Statement)</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;"><hr></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of Rule 13d-1(e), 13d-1(f) or 13d-1(g), check the following box. [  ]</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">The information required on the remainder of this cover page shall not be deemed &#8220;filed&#8221; for the purpose of Section 18 of the Securities Exchange Act of 1934 (&#8220;Act&#8221;) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;"><hr></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><br><div></div><hr style="page-break-after:always"><a name="s56efda81df8d4112835145c3112551fe"></a><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:right;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:11pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:38.671875%;border-collapse:collapse;text-align:left;"><tr><td colspan="2"></td></tr><tr><td width="36%"></td><td width="64%"></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-right:1px solid #000000;"><div style="text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">CUSIP No.</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">20467A 101</font></div></td></tr></table></div></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:99.609375%;border-collapse:collapse;text-align:left;"><tr><td colspan="3"></td></tr><tr><td width="15%"></td><td width="16%"></td><td width="69%"></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">1</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">NAME OF REPORTING PERSON</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">TETRA Technologies, Inc.</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">2</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(a) [  ]</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(b) [ X ]</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">3</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SEC USE ONLY</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">4</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SOURCE OF FUNDS (SEE INSTRUCTIONS)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">OO, BK (Please see item 3)</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">5</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">[  ]</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">6</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CITIZENSHIP OR PLACE OF ORGANIZATION </font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Delaware</font></div></td></tr><tr><td rowspan="4" style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">NUMBER OF COMMON UNITS BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH</font></div></td><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">7</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SOLE VOTING POWER (1)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">7,818,370</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">8</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SHARED VOTING POWER</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">0</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">9</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SOLE DISPOSITIVE POWER (1)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">7,818,370</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">10</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SHARED DISPOSITIVE POWER</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">0</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">11</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">AGGREGATE AMOUNT OF COMMON UNITS BENEFICIALLY OWNED BY REPORTING PERSON (1)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">7,818,370</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">12</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN COMMON UNITS (SEE INSTRUCTIONS)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">[  ]</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">13</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11 </font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">31.8%</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">14</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">TYPE OF REPORTING PERSON</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">HC; CO</font></div></td></tr></table></div></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">(1) TETRA Technologies, Inc., a Delaware corporation (&#8220;TETRA&#8221;), has indirect, sole voting power and indirect, sole dispositive power with respect to the 7,818,370 common units representing limited partner interests (&#8220;Common Units&#8221;) reported herein, 1,391,113 Common Units of which are directly held by Compressco Partners Investment, LLC, a Delaware limited liability company (&#8220;CPI&#8221;), 5,704,046 Common Units of which are directly held by Compressco Partners GP Inc., a Delaware corporation (the &#8220;General Partner&#8221;), and 723,211 Common Units of which are directly held by TETRA International Incorporated (&#8220;TII&#8221;). CPI is a directly, wholly owned subsidiary of the General Partner, the General Partner is a direct, wholly owned subsidiary of Compressco Field Services, L.L.C., an Oklahoma limited liability company (&#8220;CFS&#8221;), CFS is a direct, wholly owned subsidiary of Compressco, Inc., a Delaware corporation (&#8220;CI&#8221;), and CI and TII are direct, wholly owned subsidiaries of TETRA.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;text-align:center;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">2</font></div></div><hr style="page-break-after:always"><a name="s56efda81df8d4112835145c3112551fe"></a><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:left;font-size:11pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:38.671875%;border-collapse:collapse;text-align:left;"><tr><td colspan="2"></td></tr><tr><td width="36%"></td><td width="64%"></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-right:1px solid #000000;"><div style="text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">CUSIP No.</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">20467A 101</font></div></td></tr></table></div></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:99.609375%;border-collapse:collapse;text-align:left;"><tr><td colspan="3"></td></tr><tr><td width="15%"></td><td width="16%"></td><td width="69%"></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">1</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">NAME OF REPORTING PERSON</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">TETRA International Incorporated</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">2</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(a) [  ]</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(b) [ X ]</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">3</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SEC USE ONLY</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">4</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SOURCE OF FUNDS (SEE INSTRUCTIONS)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">OO (Please see item 3)</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">5</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">[  ]</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">6</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CITIZENSHIP OR PLACE OF ORGANIZATION </font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Delaware </font></div></td></tr><tr><td rowspan="4" style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">NUMBER OF COMMON UNITS BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH</font></div></td><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">7</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SOLE VOTING POWER (1)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">723,211</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">8</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SHARED VOTING POWER</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">0</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">9</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SOLE DISPOSITIVE POWER (1)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">723,211</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">10</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SHARED DISPOSITIVE POWER</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">0</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">11</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">AGGREGATE AMOUNT OF COMMON UNITS BENEFICIALLY OWNED BY REPORTING PERSON (1)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">723,211</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">12</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN COMMON UNITS (SEE INSTRUCTIONS)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">[  ]</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">13</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11 </font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">2.9%</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">14</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">TYPE OF REPORTING PERSON</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CO</font></div></td></tr></table></div></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">(1) TII is the holder of record of 723,211 Common Units.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;text-align:center;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">3</font></div></div><hr style="page-break-after:always"><a name="s56efda81df8d4112835145c3112551fe"></a><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:left;font-size:11pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:38.671875%;border-collapse:collapse;text-align:left;"><tr><td colspan="2"></td></tr><tr><td width="36%"></td><td width="64%"></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-right:1px solid #000000;"><div style="text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">CUSIP No.</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">20467A 101</font></div></td></tr></table></div></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:99.609375%;border-collapse:collapse;text-align:left;"><tr><td colspan="3"></td></tr><tr><td width="15%"></td><td width="16%"></td><td width="69%"></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">1</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">NAME OF REPORTING PERSON</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Compressco, Inc.</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">2</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(a) [  ]</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(b) [ X ]</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">3</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SEC USE ONLY</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">4</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SOURCE OF FUNDS (SEE INSTRUCTIONS)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">OO, BK (Please see item 3)</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">5</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">[  ]</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">6</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CITIZENSHIP OR PLACE OF ORGANIZATION </font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Delaware</font></div></td></tr><tr><td rowspan="4" style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">NUMBER OF COMMON UNITS BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH</font></div></td><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">7</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SOLE VOTING POWER (1)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">7,095,159</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">8</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SHARED VOTING POWER</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">0</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">9</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SOLE DISPOSITIVE POWER (1)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">7,095,159</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">10</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SHARED DISPOSITIVE POWER</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">0</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">11</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">AGGREGATE AMOUNT OF COMMON UNITS BENEFICIALLY OWNED BY REPORTING PERSON (1)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">7,095,159</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">12</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN COMMON UNITS (SEE INSTRUCTIONS)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">[  ]</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">13</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11 </font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">28.9%</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">14</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">TYPE OF REPORTING PERSON</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">HC; CO</font></div></td></tr></table></div></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">(1) CI has indirect, sole voting power and indirect, sole dispositive power with respect to the 7,095,159 Common Units reported herein, 5,704,046 of which Common Units are directly held by the General Partner and 1,391,113 of which Common Units are directly held by CPI. The General Partner is a direct, wholly owned subsidiary of CFS, CFS is a direct, wholly owned subsidiary of CI, and CPI is a direct, wholly owned subsidiary of the General Partner.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;text-align:center;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">4</font></div></div><hr style="page-break-after:always"><a name="s56efda81df8d4112835145c3112551fe"></a><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:left;font-size:11pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:38.671875%;border-collapse:collapse;text-align:left;"><tr><td colspan="2"></td></tr><tr><td width="36%"></td><td width="64%"></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-right:1px solid #000000;"><div style="text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">CUSIP No.</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">20467A 101</font></div></td></tr></table></div></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:99.609375%;border-collapse:collapse;text-align:left;"><tr><td colspan="3"></td></tr><tr><td width="15%"></td><td width="16%"></td><td width="69%"></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">1</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">NAME OF REPORTING PERSON</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Compressco Field Services, L.L.C.</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">2</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(a) [  ]</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(b) [ X ]</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">3</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SEC USE ONLY</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">4</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SOURCE OF FUNDS (SEE INSTRUCTIONS)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">OO, BK (Please see item 3)</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">5</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">[  ]</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">6</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CITIZENSHIP OR PLACE OF ORGANIZATION </font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Oklahoma</font></div></td></tr><tr><td rowspan="4" style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">NUMBER OF COMMON UNITS BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH</font></div></td><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">7</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SOLE VOTING POWER (1)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">7,095,159</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">8</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SHARED VOTING POWER</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">0</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">9</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SOLE DISPOSITIVE POWER (1)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">7,095,159</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">10</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SHARED DISPOSITIVE POWER</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">0</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">11</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">AGGREGATE AMOUNT OF COMMON UNITS BENEFICIALLY OWNED BY REPORTING PERSON (1)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">7,095,159</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">12</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN COMMON UNITS (SEE INSTRUCTIONS)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">[  ]</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">13</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11 </font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">28.9%</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">14</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">TYPE OF REPORTING PERSON</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">HC; CO</font></div></td></tr></table></div></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">(1) CFS has indirect, sole voting power and indirect, sole dispositive power with respect to the 7,095,159 Common Units reported herein, 5,704,046 of which Common Units are directly held by the General Partner and 1,391,113 of which Common Units are directly held by CPI. The General Partner is a direct, wholly owned subsidiary of CFS, and CPI is a direct, wholly owned subsidiary of the General Partner.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;text-align:center;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">5</font></div></div><hr style="page-break-after:always"><a name="s56efda81df8d4112835145c3112551fe"></a><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:left;font-size:11pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:38.671875%;border-collapse:collapse;text-align:left;"><tr><td colspan="2"></td></tr><tr><td width="36%"></td><td width="64%"></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-right:1px solid #000000;"><div style="text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">CUSIP No.</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">20467A 101</font></div></td></tr></table></div></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:99.609375%;border-collapse:collapse;text-align:left;"><tr><td colspan="3"></td></tr><tr><td width="15%"></td><td width="16%"></td><td width="69%"></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">1</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">NAME OF REPORTING PERSON</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Compressco Partners GP Inc.</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">2</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(a) [  ]</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(b) [ X ]</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">3</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SEC USE ONLY</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">4</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SOURCE OF FUNDS (SEE INSTRUCTIONS)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">OO, BK (Please see item 3)</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">5</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">[  ]</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">6</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CITIZENSHIP OR PLACE OF ORGANIZATION </font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Delaware</font></div></td></tr><tr><td rowspan="4" style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">NUMBER OF COMMON UNITS BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH</font></div></td><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">7</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SOLE VOTING POWER (1)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">7,095,159</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">8</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SHARED VOTING POWER</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">0</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">9</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SOLE DISPOSITIVE POWER (1)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">7,095,159</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">10</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SHARED DISPOSITIVE POWER</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">0</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">11</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">AGGREGATE AMOUNT OF COMMON UNITS BENEFICIALLY OWNED BY REPORTING PERSON (1)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">7,095,159</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">12</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN COMMON UNITS (SEE INSTRUCTIONS)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">[  ]</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">13</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11 </font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">28.9%</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">14</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">TYPE OF REPORTING PERSON</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">HC; CO</font></div></td></tr></table></div></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">(1) The General Partner has direct, sole voting power and direct, sole dispositive power with respect to 5,704,046 Common Units held of record by the General Partner and reported herein, and indirect, sole voting power and indirect, sole dispositive power with respect 1,391,113 Common Units reported herein, all of which 1,391,113  Common Units are directly held by CPI. CPI is a direct, wholly owned subsidiary of the General Partner.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;text-align:center;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">6</font></div></div><hr style="page-break-after:always"><a name="s56efda81df8d4112835145c3112551fe"></a><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:left;font-size:11pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:38.671875%;border-collapse:collapse;text-align:left;"><tr><td colspan="2"></td></tr><tr><td width="36%"></td><td width="64%"></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-right:1px solid #000000;"><div style="text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">CUSIP No.</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">20467A 101</font></div></td></tr></table></div></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:99.609375%;border-collapse:collapse;text-align:left;"><tr><td colspan="3"></td></tr><tr><td width="15%"></td><td width="16%"></td><td width="69%"></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">1</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">NAME OF REPORTING PERSON</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Compressco Partners Investment, LLC</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">2</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(a) [  ]</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(b) [ X ]</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">3</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SEC USE ONLY</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">4</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SOURCE OF FUNDS (SEE INSTRUCTIONS)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">BK (Please see item 3)</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">5</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">[  ]</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">6</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CITIZENSHIP OR PLACE OF ORGANIZATION </font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Delaware</font></div></td></tr><tr><td rowspan="4" style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">NUMBER OF COMMON UNITS BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH</font></div></td><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">7</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SOLE VOTING POWER (1)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">1,391,113</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">8</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SHARED VOTING POWER</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">0</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">9</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SOLE DISPOSITIVE POWER (1)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">1,391,113</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">10</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">SHARED DISPOSITIVE POWER</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">0</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">11</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">AGGREGATE AMOUNT OF COMMON UNITS BENEFICIALLY OWNED BY REPORTING PERSON (1)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">1,391,113</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">12</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN COMMON UNITS (SEE INSTRUCTIONS)</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">[  ]</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">13</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11 </font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">5.7%</font></div></td></tr><tr><td style="vertical-align:middle;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">14</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-left:1px solid #000000;border-right:1px solid #000000;border-top:1px solid #000000;"><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">TYPE OF REPORTING PERSON</font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">OO</font></div></td></tr></table></div></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">(1) CPI is the holder of record of 1,391,113 Common Units.  </font></div><br><div><div style="line-height:120%;text-align:center;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">7</font></div></div><hr style="page-break-after:always"><a name="s56efda81df8d4112835145c3112551fe"></a><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Item 1. Security and Issuer</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">This Amendment No. 1 to Schedule 13D (this &#8220;Amendment&#8221;) relates to common units representing limited partner interests (&#8220;Common Units&#8221;) in Compressco Partners, L.P., a Delaware limited partnership (the &#8220;Issuer&#8221;), whose principal executive offices are located at 101 Park Avenue, Suite 1200, Oklahoma City, Oklahoma 73102, and amends the Schedule 13D filed with the Securities and Exchange Commission (the &#8220;SEC&#8221;) on June 30, 2011 (the &#8220;Original Schedule 13D&#8221;) by TETRA Technologies, Inc., a Delaware corporation (&#8220;TETRA&#8221;), TETRA International Incorporated, a Delaware corporation (&#8220;TII&#8221;), Compressco, Inc., a Delaware corporation (&#8220;CI&#8221;), Compressco Field Services, Inc., an Oklahoma corporation (now known as Compressco Field Services, L.L.C., an Oklahoma limited liability company (&#8220;CFS&#8221;)) and Compressco Partners GP Inc., a Delaware corporation (the &#8220;General Partner&#8221;).</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">Except as otherwise specified in this Amendment, all items left blank remain unchanged in all material respects and any items that are reported are deemed to amend, or amend and restate, as indicated herein, the corresponding items in the Original Schedule 13D.  Capitalized terms used herein but not defined herein have the respective meanings ascribed to them in the Original Schedule 13D.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Item 2. Identity and Background</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">The information previously provided in response to Item 2 is hereby amended and restated by replacing the text thereof in its entirety with the following:</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(a) </font><font style="font-family:Arial;font-size:10pt;">&#160;&#160;&#160;&#160;</font><font style="font-family:Arial;font-size:11pt;">This Schedule 13D is filed by:</font></div><div style="line-height:120%;text-align:left;text-indent:96px;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:left;padding-left:96px;text-indent:96px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(i)</font><font style="font-family:Arial;font-size:10pt;">&#160;&#160;&#160;&#160;</font><font style="font-family:Arial;font-size:11pt;">TETRA Technologies, Inc., a Delaware corporation (&#8220;TETRA&#8221;);</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:96px;text-indent:96px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(ii)</font><font style="font-family:Arial;font-size:10pt;">&#160;&#160;&#160;&#160;</font><font style="font-family:Arial;font-size:11pt;">TETRA International Incorporated, a Delaware corporation (&#8220;TII&#8221;);</font></div><div style="line-height:120%;text-align:left;text-indent:96px;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:left;padding-left:96px;text-indent:96px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(iii)</font><font style="font-family:Arial;font-size:10pt;">&#160;&#160;&#160;&#160;</font><font style="font-family:Arial;font-size:11pt;">Compressco, Inc., a Delaware corporation (&#8220;CI&#8221;); </font></div><div style="line-height:120%;text-align:left;padding-left:96px;text-indent:-96px;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:96px;text-indent:96px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(iv) Compressco Field Services, L.L.C., an Oklahoma limited liability company (&#8220;CFS&#8221;);</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:96px;text-indent:96px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(v)</font><font style="font-family:Arial;font-size:10pt;">&#160;&#160;&#160;&#160;</font><font style="font-family:Arial;font-size:11pt;">Compressco Partners GP Inc., a Delaware corporation (the &#8220;General Partner&#8221;); and</font></div><div style="line-height:120%;text-align:left;padding-left:96px;text-indent:-96px;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:96px;text-indent:96px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(vi) Compressco Partners Investment, LLC, a Delaware limited liability company (&#8220;CPI&#8221;). </font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">The foregoing persons are hereinafter sometimes collectively referred to as the &#8220;Reporting Persons.&#8221; All disclosures herein with respect to any Reporting Person are made only by such Reporting Person. Any disclosures herein with respect to persons other than the Reporting Persons are made on information and belief after making inquiry to the appropriate party.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">TETRA is a publicly traded company. The General Partner is a direct, wholly owned subsidiary of CFS, CFS is a direct, wholly owned subsidiary of CI, CPI is a direct, wholly owned subsidiary of the General Partner and CI and TII are direct, wholly owned subsidiaries of TETRA. Accordingly, the Reporting Persons are hereby filing a joint Schedule 13D.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(b) </font><font style="font-family:Arial;font-size:10pt;">&#160;&#160;&#160;&#160;</font><font style="font-family:Arial;font-size:11pt;">The principal business address of TETRA and TII is 24955 Interstate 45 North, The Woodlands, Texas, 77380. The principal business address of each other Reporting Person is 101 Park Avenue, Suite 1200, Oklahoma City, Oklahoma, 73102.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">(c) TETRA, together with TII, CI, CFS and other of its subsidiaries, is a geographically diversified oil and gas services company. TETRA&#8217;s principal business, together with TII, CI, CFS and other of its </font></div><br><div><div style="line-height:120%;text-align:center;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">8</font></div></div><hr style="page-break-after:always"><a name="s56efda81df8d4112835145c3112551fe"></a><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:justify;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">subsidiaries, is to provide completion fluids and associated products and services, water management, after-frac flow back, production well testing, offshore rig cooling, compression based production enhancement, and selected offshore services, including well plugging and abandonment, decommissioning, and diving, to its customers. The principal business of the General Partner is to hold Common Units, subordinated units representing limited partner interests in the Issuer, and certain incentive distribution rights granted by the Issuer, and to manage the business and affairs of the Issuer. The principal business of CPI is to hold Common Units.</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(d) - (e)  During the past five years, none of the Reporting Persons has (i) been convicted in a criminal proceeding or (ii) been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of which was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(f) Not applicable.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">In accordance with the provisions of General Instruction C to Schedule 13D, information concerning the executive officers, directors and each person controlling the Reporting Persons, as applicable (collectively, the &#8220;Listed Persons&#8221;), required by Item 2 of Schedule 13D is provided on Schedule 1 and is incorporated by reference herein. CPI is managed by its sole manager, the General Partner, and does not directly have officers or directors.  To the Reporting Persons&#8217; knowledge, none of the Listed Persons have been, during the last five years, (i) convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors), or (ii) a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of which was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws.    </font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Item 3. Source and Amount of Funds or Other Consideration</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">The information previously provided in response to Item 3 is hereby amended and supplemented by adding the following:</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">In connection with the Issuer&#8217;s acquisition of Compressor Systems, Inc. (&#8220;CSI&#8221; and the &#8220;CSI Acquisition&#8221;), the Issuer issued 15,280,000 Common Units in a public offering pursuant to the Prospectus Supplement dated July 24, 2014 (the &#8220;2014 Offering&#8221;).  In the 2014 Offering, CPI acquired 1,391,113 Common Units at a price of $23.50 per Common Unit.  The additional Common Units were purchased effective July 28, 2014 and issued on July 30, 2014. In addition, on July 30, 2014, the Reporting Persons made a capital contribution of $7.3 million to the Issuer to maintain the General Partner&#8217;s approximate 2% general partner interest.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">The acquisition of the additional Common Units in the 2014 Offering was funded through borrowings under TETRA&#8217;s unsecured revolving credit facility pursuant to the Credit Agreement dated as of June 27, 2006, among TETRA, certain of its subsidiaries, JPMorgan Chase Bank, N.A., Bank of America, National Association, Wells Fargo Bank, N.A., Comerica Bank and the other lenders a party thereto, as amended.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Item 4. Purpose of Transaction</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">The information previously provided in the initial paragraph in response to Item 4 is hereby amended and supplemented by adding the following:</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">The Reporting Persons acquired the additional Common Units in the 2014 Offering for investment purposes and to provide funds to the Issuer for the CSI Acquisition. The Reporting Persons may make additional purchases or other acquisitions of Common Units either in the open market or in private </font></div><br><div><div style="line-height:120%;text-align:center;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">9</font></div></div><hr style="page-break-after:always"><a name="s56efda81df8d4112835145c3112551fe"></a><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:justify;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">transactions depending on such Reporting Person&#8217;s business, prospects and financial condition, the market for the Common Units, general economic conditions, stock market conditions and other future developments.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">The information previously provided in response to Item 4(a) is hereby amended and supplemented by adding the following:</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">In the event additional Common Units are purchased by the underwriters of the 2014 Offering within 30 days of the closing of the 2014 Offering, the Reporting Persons may make additional capital contributions to the Issuer to maintain the General Partner&#8217;s approximate 2% general partner interest. </font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">The information previously provided in response to Item 4(d) is hereby amended and supplemented by adding the following: </font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">In connection with the closing of the CSI Acquisition, effective August 4, 2014, Timothy A. Knox, the former president of CSI, was appointed the General Partner&#8217;s President and upon such appointment, Ronald J. Foster resigned as President of the General Partner and was appointed as Senior Vice President and Chief Marketing Officer of the General Partner.  On August 5, 2014, Timothy A. Knox was named as an additional member of the board of directors of the General Partner.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">The information previously provided in response to Item 4(f) is hereby amended and supplemented by adding the following:</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">A portion of the proceeds from the 2014 Offering, including the purchase of Common Units in the 2014 Offering by the Reporting Persons, was used to pay the purchase price of the CSI Acquisition, which resulted in a significant expansion of the Issuer&#8217;s business.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Item 5. Interest in Securities of the Issuer</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">The information previously provided in response to Item 5 is hereby amended and restated by replacing the text thereof in its entirety with the following:</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(a) </font><font style="font-family:Arial;font-size:10pt;">&#160;&#160;&#160;&#160;</font><font style="font-family:Arial;font-size:11pt;">(1) TETRA may be deemed to beneficially own 7,818,370 Common Units, 5,704,046 Common Units of which are directly held by the General Partner, 1,391,113 Common Units of which are directly held by CPI and 723,211 Common Units of which are directly held by TII. The General Partner is a direct, wholly owned subsidiary of CFS, CFS is a direct, wholly owned subsidiary of CI, CPI is a direct, wholly owned subsidiary of the General Partner and CI and TII are direct, wholly owned subsidiaries of TETRA. Such Common Units represent approximately 31.8% of the outstanding Common Units (based on calculations made in accordance with Rule 13d-3 of the Securities Exchange Act of 1934, as amended, there being 24,576,144 Common Units outstanding as of August 8, 2014). TETRA may also be deemed to beneficially own 5,521,094 Subordinated Units held of record by the General Partner and 752,876 Subordinated Units held of record by TII. As previously disclosed in the Current Report on Form 8-K filed with the SEC by the Issuer on July 14, 2014, the Subordinated Units will convert into Common Units on a one-for-one basis effective August&#160;18, 2014. </font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:96px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(2) TII is the record and beneficial owner of 723,211 Common Units. Such Common Units represent approximately 2.9% of the outstanding Common Units (based on calculations made in accordance with Rule 13d-3 of the Securities Exchange Act of 1934, as amended, there being 24,576,144 Common Units outstanding as of August 8, 2014). TII is also the record and beneficial owner of 752,876 Subordinated Units that will convert into Common Units on a one-for-one basis effective August 18, 2014.</font></div><div style="line-height:120%;text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">&#160;</font></div><div style="line-height:120%;text-align:justify;text-indent:96px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(3) CI may be deemed to beneficially own 7,095,159 Common Units, of which 5,704,046 Common Units are directly held by the General Partner and 1,391,113 Common Units are directly held by CPI. The General Partner is a direct, wholly owned subsidiary of CFS, CFS is a direct, wholly owned subsidiary of CI, and CPI is a direct, wholly-owned subsidiary of the General Partner. Such Common Units </font></div><br><div><div style="line-height:120%;text-align:center;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">10</font></div></div><hr style="page-break-after:always"><a name="s56efda81df8d4112835145c3112551fe"></a><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:justify;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">represent approximately 28.9% of the outstanding Common Units (based on calculations made in accordance with Rule 13d-3 of the Securities Exchange Act of 1934, as amended, there being 24,576,144 Common Units outstanding as of August 8, 2014). CI may also be deemed to beneficially own 5,521,094 Subordinated Units held of record by the General Partner. The Subordinated Units will convert into Common Units on a one-for-one basis effective August 18, 2014.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:96px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(4) CFS may be deemed to beneficially own 7,095,159 Common Units, of which 5,704,046 Common Units are directly held by the General Partner and 1,391,113 Common Units are directly held by CPI. The General Partner is a direct, wholly owned subsidiary of CFS, CFS is a direct, wholly owned subsidiary of CI, and CPI is a direct, wholly-owned subsidiary of the General Partner. Such Common Units represent approximately 28.9% of the outstanding Common Units (based on calculations made in accordance with Rule 13d-3 of the Securities Exchange Act of 1934, as amended, there being 24,576,144 Common Units outstanding as of August 8, 2014). CFS may also be deemed to beneficially own 5,521,094 Subordinated Units held of record by the General Partner. The Subordinated Units will convert into Common Units on a one-for-one basis effective August 18, 2014.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:96px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(5) The General Partner is the record and beneficial owner of 5,704,046 Common Units and may be deemed to beneficially own an additional 1,391,113 Common Units that are directly held by CPI. Such Common Units represent approximately 28.9% of the outstanding Common Units (based on calculations made in accordance with Rule 13d-3 of the Securities Exchange Act of 1934, as amended, there being 24,576,144 Common Units outstanding as of August 8, 2014). The General Partner is also the record and beneficial owner of 5,521,094 Subordinated Units that will convert into Common Units on a one-for-one effective August 18, 2014. The General Partner is also the record and beneficial owner of an approximate 2% general partner interest in the Issuer and incentive distribution rights that represent the right to receive increasing percentages of quarterly distributions in excess of specified amounts in the Issuer.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:96px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(6) CPI is the record and beneficial owner of 1,391,113 Common Units. Such Common Units represent approximately 5.7% of the outstanding Common Units (based on calculations made in accordance with Rule 13d-3 of the Securities Exchange Act of 1934, as amended, there being 24,576,144 Common Units outstanding as of August 8, 2014).</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:96px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(7) See Schedule 1 for the aggregate number and percentage of Common Units beneficially owned by the Listed Persons as of July 28, 2014.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(b) The information set forth in Items 7 through 11 of the cover pages hereto is incorporated herein by reference. See Schedule 1 for information applicable to the Listed Persons.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(c) Except as described in Item 3 above or elsewhere in this Amendment, none of the Reporting Persons has effected any transactions in the Common Units during the past 60 days. Schedule 1 lists, to the Reporting Persons&#8217; knowledge, transactions in Common Units during the past 60 days by the Listed Persons.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(d) The Reporting Persons have the right to receive distributions from, and the proceeds from the sale of, the respective Common Units reported on the cover page of this Schedule 13D and in this Item 5. See Schedule 1 for information applicable to the Listed Persons. The Reporting Persons may have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, Common Units beneficially owned by the Reporting Persons. Except for the foregoing and the cash distribution described in Item 6 below, no other person is known by the Reporting Persons to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, Common Units beneficially owned by the Reporting Persons or, to the Reporting Persons&#8217; knowledge, the Listed Persons.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">(e) Not applicable.  </font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;text-align:center;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">11</font></div></div><hr style="page-break-after:always"><a name="s56efda81df8d4112835145c3112551fe"></a><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Item 6. Contracts, Arrangements, Understandings or Relationships with Respect to Securities of the Issuer</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">The information previously provided in response to Item 6 is hereby amended and supplemented by adding the following:</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">The information provided or incorporated by reference in Item 3 and Item 4 of this Amendment is incorporated herein by reference.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Item 7. Materials to be Filed as Exhibits</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">Item 7 of the Original Schedule 13D is hereby amended to add the following exhibits:</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;margin-left:auto;margin-right:auto;width:93.1640625%;border-collapse:collapse;text-align:left;"><tr><td colspan="2"></td></tr><tr><td width="15%"></td><td width="85%"></td></tr><tr><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Exhibit A</font></div></td><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Credit Agreement, as amended and restated, dated as of June 27, 2006, among TETRA Technologies, Inc. and certain of its subsidiaries, as borrowers, JPMorgan Chase Bank, N.A., as administrative agent, Bank of America, National Association and Wells Fargo Bank, N.A., as syndication agents, and Comerica Bank, as documentation agent, and the lenders party thereto (incorporated by reference to Exhibit 10.1 to TETRA Technologies, Inc.&#8217;s Form 8-K filed on June 30, 2006 (SEC File No. 001-13455)).</font></div></td></tr><tr><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Exhibit B</font></div></td><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Agreement and First Amendment to Credit Agreement, dated as of December 15, 2006, among TETRA Technologies, Inc. and certain of its subsidiaries, as borrowers, JPMorgan Chase Bank, N.A., as administrative agent, Bank of America, National Association and Wells Fargo Bank, N.A., as syndication agents, and Comerica Bank, as documentation agent, and the lenders party thereto (incorporated by reference to Exhibit 10.1 to TETRA Technologies, Inc.&#8217;s Form 8-K filed on January 10, 2007 (SEC File No. 001-13455)).</font></div></td></tr><tr><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Exhibit C</font></div></td><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Agreement and Second Amendment to Credit Agreement dated as of October 29, 2010, among TETRA Technologies, Inc. and certain of its subsidiaries, as borrowers, JPMorgan Chase Bank, N.A., as administrative agent, Bank of America, National Association and Wells Fargo Bank, N.A. as syndication agents, and Comerica Bank, as documentation agent, and the lenders party thereto (incorporated by reference to Exhibit 10.1 to TETRA Technologies, Inc.&#8217;s Form 8-K filed on November 3, 2010 (SEC File No. 001-13455)).</font></div></td></tr><tr><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Exhibit D*</font></div></td><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Joint Filing Statement.</font></div></td></tr></table></div></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">*Filed herewith</font></div><br><div><div style="line-height:120%;text-align:center;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">12</font></div></div><hr style="page-break-after:always"><a name="s56efda81df8d4112835145c3112551fe"></a><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:center;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">SIGNATURES</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this Statement is true, complete and correct.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">Dated: August 8, 2014</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;font-weight:bold;">TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">By:</font><font style="font-family:Arial;font-size:11pt;">&#32;</font><font style="font-family:Arial;font-size:11pt;text-decoration:underline;">/s/ Stuart M. Brightman</font><font style="font-family:Arial;font-size:10pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">Name: Stuart M. Brightman</font><font style="font-family:Arial;font-size:10pt;">&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">Title: President and Chief Executive Officer</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;font-weight:bold;">TETRA International Incorporated</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">By:</font><font style="font-family:Arial;font-size:11pt;">&#32;</font><font style="font-family:Arial;font-size:11pt;text-decoration:underline;">/s/ Stuart M. Brightman___</font><font style="font-family:Arial;font-size:10pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">Name: Stuart M. Brightman</font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">Title: President </font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:48px;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Compressco, Inc.</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">By:</font><font style="font-family:Arial;font-size:11pt;">&#32;</font><font style="font-family:Arial;font-size:11pt;text-decoration:underline;">/s/ Stuart M. Brightman</font><font style="font-family:Arial;font-size:10pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">Name: Stuart M. Brightman </font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">Title: President</font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Compressco Field Services, L.L.C.</font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">By:</font><font style="font-family:Arial;font-size:11pt;">&#32;</font><font style="font-family:Arial;font-size:11pt;text-decoration:underline;">/s/ Stuart M. Brightman</font><font style="font-family:Arial;font-size:10pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:Arial;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">Name: Stuart M. Brightman </font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">Title: President</font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Compressco Partners GP Inc.</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:240px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">By:</font><font style="font-family:Arial;font-size:11pt;">&#32;</font><font style="font-family:Arial;font-size:11pt;text-decoration:underline;">/s/ James P. Rounsavall</font><font style="font-family:Arial;font-size:10pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:left;padding-left:240px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">Name: James P. Rounsavall</font></div><div style="line-height:120%;text-align:left;padding-left:240px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">Title: Chief Financial Officer</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Compressco Partners Investment LLC</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">By:</font><font style="font-family:Arial;font-size:10pt;">&#160;&#160;&#160;&#160;</font><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Compressco Partners GP Inc.</font><font style="font-family:Arial;font-size:11pt;">, its sole member</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:240px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">By:</font><font style="font-family:Arial;font-size:11pt;">&#32;</font><font style="font-family:Arial;font-size:11pt;text-decoration:underline;">/s/ James P. Rounsavall</font><font style="font-family:Arial;font-size:10pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:left;padding-left:240px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">Name: James P. Rounsavall</font></div><div style="line-height:120%;text-align:left;padding-left:240px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">Title: Chief Financial Officer</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;text-align:center;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">13</font></div></div><hr style="page-break-after:always"><a name="s9a50f2a813bb49fab006e9d42573e658"></a><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:center;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">SCHEDULE 1</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;text-decoration:underline;">Listed Persons*</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">(as of July 28, 2014) </font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Executive Officers of TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Stuart M. Brightman</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o TETRA Technologies, Inc., 24955 Interstate 45 North, The Woodlands, Texas 77380</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: President and Chief Executive Officer, TETRA Technologies, Inc., Chairman of the Board of Directors of Compressco Partners GP Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 17,500 Common Units (less than 1%)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Elijio V. Serrano</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o TETRA Technologies, Inc., 24955 Interstate 45 North, The Woodlands, Texas 77380</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Senior Vice President and Chief Financial Officer, TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 0</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Joseph Elkhoury</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o TETRA Technologies, Inc., 24955 Interstate 45 North, The Woodlands, Texas 77380</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Senior Vice President and Chief Operating Officer, TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 0</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Edwin H. Goldman</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o TETRA Technologies, Inc., 24955 Interstate 45 North, The Woodlands, Texas 77380</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Senior Vice President, TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US </font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 2,500 Common Units (less than 1%)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Bass C. Wallace, Jr.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o TETRA Technologies, Inc., 24955 Interstate 45 North, The Woodlands, Texas 77380</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Senior Vice President and General Counsel, TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US </font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 7,000 Common Units (less than 1%)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Peter J. Pintar</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o TETRA Technologies, Inc., 24955 Interstate 45 North, The Woodlands, Texas 77380</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Senior Vice President - Corporate Strategy and Development, TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 30,000 Common Units (less than 1%)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Ben C. Chambers</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o TETRA Technologies, Inc., 24955 Interstate 45 North, The Woodlands, Texas 77380</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Vice President - Accounting, Chief Accounting Officer, TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US </font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 0</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Bruce A. Cobb</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o TETRA Technologies, Inc., 24955 Interstate 45 North, The Woodlands, Texas 77380</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Vice President - Finance and Treasurer, TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 0</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;text-align:center;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">14</font></div></div><hr style="page-break-after:always"><a name="s9a50f2a813bb49fab006e9d42573e658"></a><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Elisabeth K. Evans</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o TETRA Technologies, Inc., 24955 Interstate 45 North, The Woodlands, Texas 77380</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Vice President - Human Resources, TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 0</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Ronald J. Foster</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o Compressco, Inc., 101 Park Avenue, Suite 1200, Oklahoma City, Oklahoma 73102</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: President, Compressco Partners GP Inc. [as of July 28, 2014]</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 68,483 Common Units (less than 1%)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Directors of TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Stuart M. Brightman</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Mark E. Baldwin</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o TETRA Technologies, Inc., 24955 Interstate 45 North, The Woodlands, Texas 77380</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Director, TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 0 </font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Thomas R. Bates</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o TETRA Technologies, Inc., 24955 Interstate 45 North, The Woodlands, Texas 77380</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Director, TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 1,000 Common Units (less than 1%)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Paul D. Coombs</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o TETRA Technologies, Inc., 24955 Interstate 45 North, The Woodlands, Texas 77380</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Director, TETRA Technologies, Inc. and Compressco Partners GP Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 13,500 Common Units (less than 1%)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Ralph S. Cunningham</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o TETRA Technologies, Inc., 24955 Interstate 45 North, The Woodlands, Texas 77380</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Chairman of the Board of Directors, TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 7,500 Common Units (less than 1%)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: John F. Glick</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o TETRA Technologies, Inc., 24955 Interstate 45 North, The Woodlands, Texas 77380</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Director, TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 2,000 Common Units (less than 1%)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Kenneth P. Mitchell</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o TETRA Technologies, Inc., 24955 Interstate 45 North, The Woodlands, Texas 77380</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Director, TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 10,055 Common Units (less than 1%)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: William D. Sullivan</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o TETRA Technologies, Inc., 24955 Interstate 45 North, The Woodlands, Texas 77380</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Director, TETRA Technologies, Inc. and Compressco Partners GP Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 28,270 Common Units (less than 1%)</font></div><br><div><div style="line-height:120%;text-align:center;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">15</font></div></div><hr style="page-break-after:always"><a name="s9a50f2a813bb49fab006e9d42573e658"></a><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Kenneth E. White, Jr.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o TETRA Technologies, Inc., 24955 Interstate 45 North, The Woodlands, Texas 77380</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Director, TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 0</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">Executive Officers of TETRA International Incorporated</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Stuart M. Brightman</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Edwin H. Goldman</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Bass C. Wallace, Jr.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Bruce A. Cobb</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">Directors of TETRA International Incorporated</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Stuart M. Brightman</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Edwin H. Goldman</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">Executive Officers of Compressco, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Stuart M. Brightman</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Bass C. Wallace, Jr.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Bruce A. Cobb</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">Directors of Compressco, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Stuart M. Brightman</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">Executive Officers of Compressco Field Services, L.L.C.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Stuart M. Brightman</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Kimberly M. O&#8217;Brien</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o TETRA Technologies, Inc.</font><font style="font-family:Arial;font-size:10pt;font-weight:bold;">&#32;</font><font style="font-family:Arial;font-size:10pt;">24955 Interstate 45 North, The Woodlands, Texas 77380</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Corporate Secretary, TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 0</font><font style="font-family:Arial;font-size:10pt;font-weight:bold;">&#32;</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Bruce A. Cobb</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;text-align:center;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">16</font></div></div><hr style="page-break-after:always"><a name="s9a50f2a813bb49fab006e9d42573e658"></a><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">Directors of Compressco Field Services, L.L.C.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Stuart M. Brightman</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Ronald J. Foster</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">Executive Officers of Compressco Partners GP Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Kevin W. Book</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o Compressco, Inc., 101 Park Avenue, Suite 1200, Oklahoma City, Oklahoma 73102</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Vice President of International Operations, Compressco Partners GP Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 20,663 Common Units (less than 1%)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Mark L. Corlee</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o Compressco, Inc., 101 Park Avenue, Suite 1200, Oklahoma City, Oklahoma 73102</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Vice President of Field Services, Compressco Partners GP Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 1,818 Common Units (less than 1%)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Ronald J. Foster</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: James P. Rounsavall</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o Compressco, Inc., 101 Park Avenue, Suite 1200, Oklahoma City, Oklahoma 73102</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Chief Financial Officer and Corporate Secretary, Compressco Partners GP Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 14,240 Common Units (less than 1%)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Sheri J. Vanhooser </font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o Compressco, Inc., 101 Park Avenue, Suite 1200, Oklahoma City, Oklahoma 73102</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Vice President of Sales and Marketing, Compressco Partners GP Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Citizenship: US</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 18,373 Common Units (less than 1%)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;font-weight:bold;">Directors of Compressco Partners GP Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Stuart M. Brightman</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Paul D. Coombs</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: Ronald J. Foster</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: D. Frank Harrison </font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o Compressco, Inc., 101 Park Avenue, Suite 1200, Oklahoma City, Oklahoma 73102</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Director, Compressco Partners GP Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 11,593 Common Units (less than 1%)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: James R. Larson </font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Address: c/o Compressco, Inc., 101 Park Avenue, Suite 1200, Oklahoma City, Oklahoma 73102</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Principal Occupation: Director, Compressco Partners GP Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Amount Beneficially Owned: 16,083 Common Units (less than 1%)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;text-align:center;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">17</font></div></div><hr style="page-break-after:always"><a name="s9a50f2a813bb49fab006e9d42573e658"></a><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">Name: William D. Sullivan</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">(see above)</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:288px;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;font-size:8pt;"><font style="font-family:Arial;font-size:8pt;">*Unless otherwise indicated, the Listed Person has sole power to vote or direct the vote and sole power to dispose or direct the disposition of the Common Units.</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;text-align:center;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">18</font></div></div><hr style="page-break-after:always"><a name="sb3783953919c40aea73960f12151599e"></a><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;padding-top:2px;text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">EXHIBIT D</font></div><div style="line-height:120%;text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Joint Filing Statement</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">We, the undersigned, hereby express our agreement that the attached Amendment No. 1 to Schedule 13D is, and any further amendments hereto shall be, filed on behalf of each of us pursuant to and in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934. This agreement may be terminated with respect to the obligations to jointly file future amendments to such statement on Schedule 13D as to any of the undersigned upon such person giving written notice thereof to each of the other persons signatory hereto, at the principal office thereof. </font></div><div style="line-height:120%;text-align:left;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">&#32;Dated: August 8, 2014</font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:inherit;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;font-weight:bold;">TETRA Technologies, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:inherit;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">By:</font><font style="font-family:Arial;font-size:11pt;">&#32;</font><font style="font-family:Arial;font-size:11pt;text-decoration:underline;">/s/ Stuart M. Brightman</font><font style="font-family:inherit;font-size:10pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:inherit;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">Name: Stuart M. Brightman</font><font style="font-family:inherit;font-size:10pt;">&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:inherit;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">Title: President and Chief Executive Officer</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:inherit;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;font-weight:bold;">TETRA International Incorporated</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:inherit;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">By:</font><font style="font-family:Arial;font-size:11pt;">&#32;</font><font style="font-family:Arial;font-size:11pt;text-decoration:underline;">/s/ Stuart M. Brightman___</font><font style="font-family:inherit;font-size:10pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:inherit;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">Name: Stuart M. Brightman</font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:inherit;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">Title: President </font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:inherit;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Compressco, Inc.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">By:</font><font style="font-family:Arial;font-size:11pt;">&#32;</font><font style="font-family:Arial;font-size:11pt;text-decoration:underline;">/s/ Stuart M. Brightman</font><font style="font-family:inherit;font-size:10pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:left;text-indent:240px;font-size:11pt;"><font style="font-family:inherit;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">Name: Stuart M. Brightman</font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">Title: President</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Compressco Field Services, L.L.C.</font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">By: </font><font style="font-family:Arial;font-size:11pt;text-decoration:underline;">/s/ Stuart M. Brightman</font><font style="font-family:inherit;font-size:10pt;text-decoration:underline;">&#160;&#160;&#160;&#160;</font><font style="font-family:inherit;font-size:10pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">Name: Stuart M. Brightman</font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">Title: President</font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Compressco Partners GP Inc.</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:240px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">By:</font><font style="font-family:Arial;font-size:11pt;">&#32;</font><font style="font-family:Arial;font-size:11pt;text-decoration:underline;">/s/ James P. Rounsavall</font><font style="font-family:inherit;font-size:10pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:left;padding-left:240px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">Name: James P. Rounsavall</font></div><div style="line-height:120%;text-align:left;padding-left:240px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">Title: Chief Financial Officer</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Compressco Partners Investment LLC</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:192px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">By:</font><font style="font-family:inherit;font-size:10pt;">&#160;&#160;&#160;&#160;</font><font style="font-family:Arial;font-size:11pt;font-weight:bold;">Compressco Partners GP Inc.</font><font style="font-family:Arial;font-size:11pt;">, its sole member</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:240px;text-indent:48px;font-size:11pt;"><font style="font-family:Arial;font-size:11pt;">By:</font><font style="font-family:Arial;font-size:11pt;">&#32;</font><font style="font-family:Arial;font-size:11pt;text-decoration:underline;">/s/ James P. Rounsavall</font><font style="font-family:inherit;font-size:10pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:left;padding-left:240px;text-indent:48px;font-size:11pt;"><font style="font-family:inherit;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">Name: James P. Rounsavall</font></div><div style="line-height:120%;text-align:left;padding-left:240px;text-indent:48px;font-size:11pt;"><font style="font-family:inherit;font-size:10pt;"></font><font style="font-family:Arial;font-size:11pt;">Title: Chief Financial Officer</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;text-align:center;font-size:9pt;"><font style="font-family:Arial;font-size:9pt;">19</font></div></div>	</body>
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