<SEC-DOCUMENT>0001084991-24-000128.txt : 20241125
<SEC-HEADER>0001084991-24-000128.hdr.sgml : 20241125
<ACCEPTANCE-DATETIME>20241125174848
ACCESSION NUMBER:		0001084991-24-000128
CONFORMED SUBMISSION TYPE:	SC 13D
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20241125
DATE AS OF CHANGE:		20241125

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NATURAL GAS SERVICES GROUP INC
		CENTRAL INDEX KEY:			0001084991
		STANDARD INDUSTRIAL CLASSIFICATION:	OIL, GAS FIELD SERVICES, NBC [1389]
		ORGANIZATION NAME:           	01 Energy & Transportation
		IRS NUMBER:				752811855
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-78868
		FILM NUMBER:		241497475

	BUSINESS ADDRESS:	
		STREET 1:		404 VETERANS AIRPARK LANE
		STREET 2:		SUITE 300
		CITY:			MIDLAND
		STATE:			TX
		ZIP:			79705
		BUSINESS PHONE:		(432) 262-2700

	MAIL ADDRESS:	
		STREET 1:		404 VETERANS AIRPARK LANE
		STREET 2:		SUITE 300
		CITY:			MIDLAND
		STATE:			TX
		ZIP:			79705

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Taylor Stephen Charles
		CENTRAL INDEX KEY:			0001316004
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		SC 13D

	MAIL ADDRESS:	
		STREET 1:		404 VETERANS AIRPARK LANE
		STREET 2:		SUITE 300
		CITY:			MIDLAND
		STATE:			TX
		ZIP:			79705
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D
<SEQUENCE>1
<FILENAME>staylor13d.htm
<DESCRIPTION>SC 13D
<TEXT>
<html><head>
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<title>Document</title></head><body><div id="i5c67897fa26147e0a6609b2738e50d04_36"></div><div style="min-height:72pt;width:100%"><div><font><br></font></div></div><div><font><br></font></div><div><font><br></font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">UNITED STATES</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">SECURITIES AND EXCHANGE COMMISSION</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">Washington, D.C.  20549</font></div><div><font><br></font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:14pt;font-weight:700;line-height:112%">SCHEDULE 13D</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Under the Securities Exchange Act of 1934</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">(Amendment No. 1)</font></div><div style="text-align:center"><font><br></font></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:25.021%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:47.137%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:24.542%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:14pt;font-weight:700;line-height:112%">Natural Gas Services Group, Inc.</font></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">(Name of Issuer)</font></td><td colspan="3" style="padding:0 1pt"></td></tr><tr style="height:15pt"><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">Common Stock, $.01 par value</font></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">(Title of Class of Securities)</font></td><td colspan="3" style="padding:0 1pt"></td></tr><tr style="height:15pt"><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#212121;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">63886Q109</font></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">(CUSIP Number)</font></td><td colspan="3" style="padding:0 1pt"></td></tr><tr style="height:15pt"><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">David A. Thayer, Esq.</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">Jones &#38; Keller, P.C.</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">1675 Broadway, 26</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:6.47pt;font-weight:700;line-height:112%;position:relative;top:-3.48pt;vertical-align:baseline">th</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%"> Floor</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">Denver, Colorado 80202</font></div></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;text-indent:-5.4pt;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">(303) 573-1600</font></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">(Name, Address and Telephone Number of Person<br>Authorized to Receive Notices and Communications)</font></td><td colspan="3" style="padding:0 1pt"></td></tr><tr style="height:15pt"><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">November 21, 2024</font></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">(Date of Event Which Requires Filing of This Statement)</font></td><td colspan="3" style="padding:0 1pt"></td></tr></table></div><div><font><br></font></div><div style="text-align:justify;text-indent:-4.5pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">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 &#167;&#167; 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box. </font><font style="color:#000000;font-family:'Wingdings',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#168;</font></div><div><font><br></font></div><div style="text-align:justify;text-indent:-4.5pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Note&#58; Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See Rule 13d-7 for other parties to whom copies are to be sent.</font></div><div><font><br></font></div><div style="text-align:justify;text-indent:-4.5pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">*The remainder of this cover page shall be filled out for a reporting person&#8217;s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.</font></div><div><font><br></font></div><div style="text-align:justify;text-indent:-4.5pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">The information required on the remainder of this cover page shall not be deemed to be &#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 (however, see the Notes).</font></div><div><font><br></font></div><div><font><br></font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div><font><br></font></div></div><div><font><br></font></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:39.583%"><tr><td style="width:1.0%"></td><td style="width:47.078%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:50.722%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">CUSIP No.</font></td><td colspan="3" style="border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">98872E 10 8</font></td></tr></table></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:7.233%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:29.348%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:29.669%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:29.350%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">1</font></td><td colspan="9" style="border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">NAMES OF REPORTING PERSONS&#58;</font></div><div><font><br></font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">Stephen C. Taylor</font></div></td></tr><tr><td colspan="3" style="border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">2</font></td><td colspan="9" style="border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)&#58;<br>(a) &#91; &#93;<br>(b) &#91; &#93;</font></td></tr><tr><td colspan="3" style="border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">3</font></td><td colspan="9" style="border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">SEC USE ONLY&#58;<br></font></td></tr><tr><td colspan="3" style="border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">4</font></td><td colspan="9" style="border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">SOURCE OF FUNDS (See Instructions)&#58;</font></div><div><font><br></font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">PF and OO</font></div></td></tr><tr><td colspan="3" style="border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">5</font></td><td colspan="9" style="border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e)&#58;</font></div><div><font style="color:#000000;font-family:'Wingdings',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#168;</font></div><div><font><br></font></div></td></tr><tr><td colspan="3" style="border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">6</font></td><td colspan="9" style="border-left:1pt solid #000000;border-right:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">CITIZENSHIP OR PLACE OF ORGANIZATION&#58;</font></div><div><font><br></font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">United States</font></div></td></tr><tr style="height:36pt"><td colspan="6" rowspan="4" style="border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH&#58;</font></td><td colspan="3" style="border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">7</font></td><td colspan="3" style="border-left:1pt solid #000000;border-right:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">SOLE VOTING POWER&#58;</font></div><div><font><br></font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">605,962</font></div></td></tr><tr style="height:44pt"><td colspan="3" style="border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">8</font></td><td colspan="3" style="border-left:1pt solid #000000;border-right:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">SHARED VOTING POWER&#58;</font></div><div><font><br></font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">-0-</font></div></td></tr><tr style="height:41pt"><td colspan="3" style="border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">9</font></td><td colspan="3" style="border-left:1pt solid #000000;border-right:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">SOLE DISPOSITIVE POWER&#58;</font></div><div><font><br></font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">605,962</font></div></td></tr><tr style="height:56pt"><td colspan="3" style="border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">10</font></td><td colspan="3" style="border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">SHARED DISPOSITIVE POWER&#58;</font></div><div><font><br></font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">-0-</font></div></td></tr><tr><td colspan="3" style="border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">11</font></td><td colspan="9" style="border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON&#58;</font></div><div><font><br></font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">605, 962</font></div></td></tr><tr><td colspan="3" style="border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">12</font></td><td colspan="9" style="border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)&#58;</font></div><div><font><br></font></div><div><font style="color:#000000;font-family:'Wingdings',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#168;</font></div></td></tr><tr><td colspan="3" style="border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">13</font></td><td colspan="9" style="border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)&#58;</font></div><div><font><br></font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">4.86*</font></div></td></tr><tr><td colspan="3" style="border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">14</font></td><td colspan="9" style="border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">TYPE OF REPORTING PERSON (See Instructions)&#58;</font></div><div><font><br></font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">IN</font></div></td></tr></table></div><div><font><br></font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div><font><br></font></div></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:112%">* Based on 12,474,020 shares of common stock outstanding on November 8, 2024, as reported in the Issuer&#8217;s Quarterly Report on Form 10-Q for the quarter ended September 30, 2024. </font></div><div style="text-align:justify;text-indent:36pt"><font><br></font></div><div style="text-align:justify;text-indent:36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">This Amendment No. 1 (&#8220;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-style:italic;font-weight:700;line-height:112%">Amendment No. 1</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#8221;) relates to the Statement of Beneficial Ownership on Schedule 13D filed by Stephen C. Taylor (the &#8220;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-style:italic;font-weight:700;line-height:112%">Reporting Person</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#8221;) with the Securities and Exchange Commission (the &#8220;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-style:italic;font-weight:700;line-height:112%">SEC</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#8221;) on April 2, 2021 (the &#8220;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-style:italic;font-weight:700;line-height:112%">Original Filing</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#8221;), and as amended by this Amendment No. 1, the &#8220;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-style:italic;font-weight:700;line-height:112%">Schedule 13D</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#8221;). This Amendment No. 1 is being filed to report that the Reporting Person is </font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">no</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%"> </font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">longer</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%"> a beneficial owner of more than 5% of the shares of common stock, par value $0.01 per share (the &#8220;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-style:italic;font-weight:700;line-height:112%">Common Stock</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#8221;), of Natural Gas Services Group, Inc., a Colorado corporation (the &#8220;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-style:italic;font-weight:700;line-height:112%">Company</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#8221; or &#8220;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-style:italic;font-weight:700;line-height:112%">Issuer</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#8221;). The filing of this Amendment No. 1 represents the final amendment to this Schedule 13D and constitutes an exit filing for the Reporting Person.</font></div><div><font><br></font></div><div style="text-align:justify;text-indent:36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Except as set forth below, all Items of the Original Filing remain unchanged. All capitalized terms not otherwise defined herein shall have the meanings ascribed to such terms in the Original Filing.</font></div><div><font><br></font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">Item 2.                   Identity and Background.</font></div><div><font><br></font></div><div style="text-align:justify;text-indent:36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Item 2(c) is hereby amended as follows&#58; The Reporting Person is no longer the Chief Executive Officer of the Company, but he continues to serve as the Chairman of the Board of the Company. The Company&#8217;s principal executive offices are located at 404 Veterans Airpark Land, Suite 300, Midland, Texas 79705. The principal business of the Company is a U.S.-based provider of compression equipment to the oil and gas industry.</font></div><div><font><br></font></div><div style="text-align:justify"><font><br></font></div><div style="text-align:justify"><font><br></font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">Item 4.                   Purpose of Transaction.</font></div><div><font><br></font></div><div style="padding-left:36pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">(a)</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;padding-left:6.91pt">On November 21, 2024, the Reporting Person sold 38,479 shares of Common Stock in the Company (the &#8220;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-style:italic;font-weight:700;line-height:112%">Stock Sale</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#8221;) pursuant to a Rule 10b5-1 trading plan for the sale of up to an aggregate of 100,000 shares of the Company&#8217;s common stock, subject to various volume amounts and price thresholds (the &#8220;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-style:italic;font-weight:700;line-height:112%">Plan</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#8221;). The Plan became effective on August 21, 2024 and terminates on August 19, 2025, unless sooner terminated under its terms.  The Stock Sale reduced the Reporting Person&#8217;s beneficial ownership to 4.86%.  </font></div><div><font><br></font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">                (b)-(j)      Not Applicable.</font></div><div><font><br></font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">Item 5.                   Interest in Securities of the Issuer.</font></div><div><font><br></font></div><div style="padding-left:36pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">(a)</font><font style="color:#212121;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;padding-left:6.91pt">Immediately following the disposition of the shares in the Stock Sale, the Reporting Person may be deemed to beneficially own, in the aggregate, 605,962 shares of Common Stock of the Company. The 605,962 shares beneficially owned do not include Restricted Stock Units totaling 4,195 shares that are issuable upon the vesting of outstanding Restricted Stock Units (4,195 RSU&#8217;s vest on or about September 13, 2025, if the terms of service are met.)</font></div><div><font><br></font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div><font><br></font></div></div><div style="padding-left:36pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">a.</font><font style="color:#212121;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;padding-left:11.07pt">The Reporting Person currently has sole voting and dispositive power over the 605,962 shares of Common Stock of the Issuer reported herein.             </font></div><div><font><br></font></div><div style="padding-left:36pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">a.</font><font style="color:#212121;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;padding-left:11.07pt">In addition to the Stock Sale disclosed above, the Reporting Person made sales of an aggregate of 31,521 shares of Common Stock of the Issuer pursuant to the Plan during the 60 days prior to the Stock Sale.</font></div><div><font><br></font></div><div style="padding-left:36pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">a.</font><font style="color:#212121;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;padding-left:11.07pt">Not Applicable. </font></div><div><font><br></font></div><div style="padding-left:36pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">a.</font><font style="color:#212121;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;padding-left:11.07pt">As of November 21, 2024, in connection with the Stock Sale, the Reporting Person ceased being a beneficial owner of more than five percent of the Common Stock of the Issuer.</font></div><div><font><br></font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">Item 6.                   Contracts, Arrangements, Understandings or Relationships with Respect to Securities of the Issuer.&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div style="text-align:justify;text-indent:24.5pt"><font><br></font></div><div style="text-align:justify;text-indent:24.5pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">Item 6 is hereby amended as follows&#58;</font></div><div style="text-align:justify;text-indent:24.5pt"><font><br></font></div><div style="text-align:justify;text-indent:24.5pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">The Reporting Person is the Chairman of the Board of the Issuer and in connection therewith, may receive future restricted stock unit awards, or other equity awards in connection with his service as a member of the Issuer&#8217;s Board of Directors, as determined from time to time by the Compensation Committee of the Issuer. </font></div><div><font><br></font></div><div><font><br></font></div><div><font><br></font></div><div><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div><font><br></font></div></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">SIGNATURE</font></div><div><font><br></font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">                </font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">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><font><br></font></div><div><font><br></font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">Date&#58;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">  </font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">November 25, 2024</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">                                                </font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">STEPHEN C. TAYLOR</font></div><div><font><br></font></div><div><font><br></font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">                                                                                                </font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">By&#58; </font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;text-decoration:underline">&#47;s&#47; Stephen C. Taylor                                                                   </font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div></body></html>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
