-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Uxu4jNKVNyfBnXGztHxBz6YO33yORa+DkP3waHdci+jPgjtYO/3tOvLxDJpBzklj
 fp+AWPn4DnWFGMtedxRs+Q==

<SEC-DOCUMENT>0001104659-07-038013.txt : 20070510
<SEC-HEADER>0001104659-07-038013.hdr.sgml : 20070510
<ACCEPTANCE-DATETIME>20070510114640
ACCESSION NUMBER:		0001104659-07-038013
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20070508
ITEM INFORMATION:		Entry into a Material Definitive Agreement
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20070510
DATE AS OF CHANGE:		20070510

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TGC INDUSTRIES INC
		CENTRAL INDEX KEY:			0000799165
		STANDARD INDUSTRIAL CLASSIFICATION:	OIL AND GAS FIELD EXPLORATION SERVICES [1382]
		IRS NUMBER:				742095844
		STATE OF INCORPORATION:			TX
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32472
		FILM NUMBER:		07835786

	BUSINESS ADDRESS:	
		STREET 1:		1304 SUMMIT AVE STE 2
		CITY:			PLANO
		STATE:			TX
		ZIP:			75074
		BUSINESS PHONE:		9728811099

	MAIL ADDRESS:	
		STREET 1:		1304 SUMMIT AVE
		STREET 2:		STE 2
		CITY:			PLANO
		STATE:			TX
		ZIP:			75074
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>a07-13800_18k.htm
<DESCRIPTION>CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES
<TEXT>
<html>

<head>







</head>

<body lang="EN-US">

<div style="font-family:Times New Roman;">
 <div style="border:none;border-top:double windowtext 6.0pt;padding:0pt 0pt 0pt 0pt;"> <p style="border:none;margin:0pt 0pt .0001pt;padding:0pt;"><a name="scotch"></a><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p> </div>

<p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="5" face="Times New Roman" style="font-size:18.0pt;font-weight:bold;">SECURITIES AND EXCHANGE
COMMISSION</font></b></p>

<p align="center" style="margin:0pt 0pt 12.0pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Washington,
D.C.&#160; 20549</font></b></p>

<p align="center" style="margin:0pt 0pt 12.0pt;text-align:center;"><b><font size="5" face="Times New Roman" style="font-size:18.0pt;font-weight:bold;">FORM 8-K</font></b></p>

<p align="center" style="margin:0pt 0pt 12.0pt;text-align:center;"><b><font size="3" face="Times New Roman" style="font-size:12.0pt;font-weight:bold;">CURRENT
REPORT</font></b></p>

<p align="center" style="margin:0pt 0pt 12.0pt;text-align:center;"><b><font size="3" face="Times New Roman" style="font-size:12.0pt;font-weight:bold;">PURSUANT
TO SECTION 13 OR 15(d) OF THE<br>
SECURITIES EXCHANGE ACT OF 1934</font></b></p>

<p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">DATE OF REPORT (DATE OF
EARLIEST EVENT REPORTED):</font></p>

<p align="center" style="margin:0pt 0pt 12.0pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">May 8, 2007</font></b></p>

<p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="5" face="Times New Roman" style="font-size:18.0pt;font-weight:bold;">TGC INDUSTRIES, INC.</font></b></p>

<p align="center" style="margin:0pt 0pt 12.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Exact name of registrant
as specified in its charter)</font></p>

<div align="center">

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
 <tr>
  <td width="31%" valign="top" style="padding:0pt .7pt 0pt .7pt;width:31.74%;">
  <p align="center" style="font-size:10.0pt;margin:0pt 0pt .0001pt;text-align:center;"><!-- SET mrlNoTableShading --><b>Texas</b></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0pt .7pt 0pt .7pt;width:2.38%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="31%" valign="top" style="padding:0pt .7pt 0pt .7pt;width:31.74%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">001-32472</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0pt .7pt 0pt .7pt;width:2.38%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="31%" valign="top" style="padding:0pt .7pt 0pt .7pt;width:31.74%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">74-2095844</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="31%" valign="top" style="padding:0pt .7pt 0pt .7pt;width:31.74%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(State of
  incorporation)</font></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0pt .7pt 0pt .7pt;width:2.38%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="31%" valign="top" style="padding:0pt .7pt 0pt .7pt;width:31.74%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Commission File
  No.)</font></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0pt .7pt 0pt .7pt;width:2.38%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="31%" valign="top" style="padding:0pt .7pt 0pt .7pt;width:31.74%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(IRS Employer
  Identification No.)</font></p>
  </td>
 </tr>
 <tr>
  <td width="31%" valign="top" style="padding:0pt .7pt 0pt .7pt;width:31.74%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0pt .7pt 0pt .7pt;width:2.38%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="31%" valign="top" style="padding:0pt .7pt 0pt .7pt;width:31.74%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0pt .7pt 0pt .7pt;width:2.38%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="31%" valign="top" style="padding:0pt .7pt 0pt .7pt;width:31.74%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="100%" colspan="5" valign="top" style="padding:0pt .7pt 0pt .7pt;width:100.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">101 E.
  Park Blvd., Suite 955</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="100%" colspan="5" valign="top" style="padding:0pt .7pt 0pt .7pt;width:100.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Plano,
  TX&nbsp;&nbsp;75074</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="100%" colspan="5" valign="top" style="padding:0pt .7pt 0pt .7pt;width:100.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Address of
  principal executive offices) (Zip Code)</font></p>
  </td>
 </tr>
 <tr>
  <td width="100%" colspan="5" valign="top" style="padding:0pt .7pt 0pt .7pt;width:100.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="100%" colspan="5" valign="top" style="padding:0pt .7pt 0pt .7pt;width:100.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Registrant&#146;s
  telephone number, including area code: <b>(972) 881-1099</b></font></p>
  </td>
 </tr>
</table>

</div>

<p style="line-height:1.0pt;margin:0pt 0pt 12.0pt;"><font size="1" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;letter-spacing:-.15pt;">Check the appropriate box below
if the Form 8-K filing is intended to simultaneously satisfy the filing
obligation of the registrant under any of the following provisions (<i>see </i>General Instruction A.2. below):</font></p>

<p style="font-size:10.0pt;margin:0pt 0pt 12.0pt;text-indent:36.0pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;letter-spacing:-.15pt;">o</font><font style="letter-spacing:-.15pt;">&#160;&#160;&#160;&#160;&#160;&#160; Written
communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</font></p>

<p style="font-size:10.0pt;margin:0pt 0pt 12.0pt;text-indent:36.0pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;letter-spacing:-.15pt;">o</font><font style="letter-spacing:-.15pt;">&#160;&#160;&#160;&#160;&#160;&#160; Soliciting
material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)</font></p>

<p style="font-size:10.0pt;margin:0pt 0pt 12.0pt;text-indent:36.0pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;letter-spacing:-.15pt;">o</font><font style="letter-spacing:-.15pt;">&#160;&#160;&#160;&#160;&#160;&#160; Pre-commencement
communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR
240.14d-2(b))</font></p>

<p style="font-size:10.0pt;margin:0pt 0pt 12.0pt;text-indent:36.0pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;letter-spacing:-.15pt;">o</font><font style="letter-spacing:-.15pt;">&#160;&#160;&#160;&#160;&#160;&#160; Pre-commencement
communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR
240.13e-4(c))</font></p>


 <div style="border:none;border-bottom:double windowtext 6.0pt;padding:0pt 0pt 0pt 0pt;"> <p style="border:none;margin:0pt 0pt .0001pt;padding:0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p> </div>
</div><br><hr size="3" width="100%" noshade color="#010101" align="center">

<!-- SEQ.=1,FOLIO='',FILE='C:\Fc\13010239570_P66484_2106610\13800-1-ba-01.htm',USER='jmsproofassembler',CD='May 10 10:23 2007' -->



<br clear="all" style="page-break-before:always;">
<div>


<p style="margin:0pt 0pt 12.0pt;text-autospace:none;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Item 1.01&#160; Entry into a Material Definitive Agreement.</font></b></p>

<p style="margin:0pt 0pt 12.0pt;text-autospace:none;"><i><font size="2" face="Times New Roman" style="font-size:10.0pt;font-style:italic;">Employment Agreement</font></i></p>

<p style="margin:0pt 0pt 12.0pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">On May 8, 2007, TGC Industries, Inc.&#160; (&#147;TGC&#148; or the &#147;Company&#148;) entered into an
amendment to the employment contract (&#147;Amendment Number Two&#148;) with its
President and Chief Executive Officer, Wayne A. Whitener.&#160; Amendment Number Two extends the term of the
Employment Contract from July 31, 2009 to July&nbsp;31, 2010.&#160;&#160; Amendment Number Two provides for a base
salary of $225,000 through July 31, 2008, and $250,000 for the remainder of the
term ending on July 31, 2010.&#160; Amendment
Number Two also increases the cap of the performance bonus of Mr. Whitener from
$175,000 to the amount of the base salary in effect for that year.&#160;&#160; A copy of Amendment Number Two is being
filed as Exhibit 10.1 to this Current Report on Form 8-K.</font></p>

<p style="margin:0pt 0pt 12.0pt;text-autospace:none;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Item 9.01&#160; Financial Statements and Exhibits.</font></b></p>

<p style="margin:0pt 0pt 12.0pt;text-autospace:none;text-indent:36.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">(d)</font></b><b><font size="1" face="Times New Roman" style="font-size:3.0pt;font-weight:bold;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#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></b><font size="2" face="Times New Roman" style="font-size:10.0pt;">Exhibits.</font></p>

<p style="margin:0pt 0pt 12.0pt 108.0pt;text-autospace:none;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">10.1</font><font size="1" face="Times New Roman" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><font size="2" face="Times New Roman" style="font-size:10.0pt;">Amendment Number Two to Employment
Contract between TGC Industries, Inc. and Wayne A. Whitener, dated May 8, 2007.</font></p>


 <p style="font-size:10.0pt;margin:24.0pt 0pt .0001pt;text-align:center;"><font face="Times New Roman">2</font></p> <br><hr size="3" width="100%" noshade color="#010101" align="center">

<!-- SEQ.=1,FOLIO='2',FILE='C:\Fc\130102350555_P66484_2106610\13800-1-ba-03.htm',USER='jmsproofassembler',CD='May 10 10:23 2007' -->
<br clear="all" style="page-break-before:always;">



<p align="center" style="margin:0pt 0pt 12.0pt;text-align:center;text-indent:0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">SIGNATURES</font></b></p>

<p style="margin:0pt 0pt 12.0pt;text-indent:36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Pursuant to the
requirements of the Securities Exchange Act of 1934, the registrant has duly
caused this report to be signed on its behalf by the undersigned hereunto duly
authorized.</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;font-family:Times New Roman;width:100.0%;">
 <tr style="page-break-inside:avoid;">
  <td width="49%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:49.46%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><!-- SET mrlNoTableShading --></p>
  </td>
  <td width="50%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:50.54%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">TGC INDUSTRIES, INC.</font></b></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="49%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:49.46%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="50%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:50.54%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="49%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:49.46%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="50%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:50.54%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="6%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:6.32%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Date:</font></p>
  </td>
  <td width="43%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:43.16%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">May 9, 2007</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.94%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By:</font></p>
  </td>
  <td width="30%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:30.04%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ Wayne A. Whitener</font></p>
  </td>
  <td width="16%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:16.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="49%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:49.46%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.94%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="46%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:46.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;Wayne A.
  Whitener</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="49%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:49.46%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.94%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="46%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:46.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;President
  and CEO</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="49%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:49.46%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.94%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="46%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:46.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;(Principal
  Executive Officer)</font></p>
  </td>
 </tr>
 <tr height="0">
  <td width="47" style="border:none;"></td>
  <td width="323" style="border:none;"></td>
  <td width="29" style="border:none;"></td>
  <td width="225" style="border:none;"></td>
  <td width="124" style="border:none;"></td>
 </tr>
</table>

<p style="line-height:1.0pt;margin:0pt 0pt 12.0pt;"><font size="1" face="Times New Roman">&nbsp;</font></p>


 <p style="font-size:10.0pt;margin:24.0pt 0pt .0001pt;text-align:center;"><font face="Times New Roman">3</font></p> <br><hr size="3" width="100%" noshade color="#010101" align="center">

<!-- SEQ.=1,FOLIO='3',FILE='C:\Fc\130102350555_P66484_2106610\13800-1-ba-03.htm',USER='jmsproofassembler',CD='May 10 10:23 2007' -->
<br clear="all" style="page-break-before:always;">



<p align="center" style="margin:0pt 0pt 12.0pt;text-align:center;text-indent:0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">EXHIBIT
INDEX</font></b></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;font-family:Times New Roman;width:100.0%;">
 <tr style="page-break-inside:avoid;">
  <td width="10%" valign="bottom" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:10.16%;">
  <p align="left" style="font-size:8.0pt;font-weight:bold;line-height:8.0pt;margin:0pt 0pt .0001pt;text-align:left;"><!-- SET mrlNoTableShading -->Exhibit No.</p>
  </td>
  <td width="2%" valign="bottom" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="font-weight:bold;line-height:8.0pt;margin:0pt 0pt .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></b></p>
  </td>
  <td width="87%" valign="bottom" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:87.46%;">
  <p style="font-weight:bold;line-height:8.0pt;margin:0pt 0pt .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;">Description</font></b></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="10%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:10.16%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="87%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:87.46%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="10%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:10.16%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">10.1</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="87%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:87.46%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Amendment Number Two to Employment Contract by and
  among TGC Industries, Inc. and Wayne A. Whitener, dated May 8, 2007.</font></p>
  </td>
 </tr>
</table>

<p style="line-height:1.0pt;margin:0pt 0pt 12.0pt;"><font size="1" face="Times New Roman">&nbsp;</font></p>


 <p style="font-size:10.0pt;margin:24.0pt 0pt .0001pt;text-align:center;"><font face="Times New Roman">4</font></p>
</div><br><hr size="3" width="100%" noshade color="#010101" align="center">

<!-- SEQ.=1,FOLIO='4',FILE='C:\Fc\130102350555_P66484_2106610\13800-1-ba-03.htm',USER='jmsproofassembler',CD='May 10 10:23 2007' -->


</body>

</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-10.1
<SEQUENCE>2
<FILENAME>a07-13800_1ex10d1.htm
<DESCRIPTION>EX-10.1
<TEXT>
<html>

<head>







</head>

<body lang="EN-US">

<div style="font-family:Times New Roman;">

<p align="right" style="margin:0pt 0pt 12.0pt;text-align:right;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Exhibit 10.1</font></b></p>

<p align="center" style="font-size:10.0pt;margin:0pt 0pt 12.0pt;text-align:center;"><b><font size="2" face="Times New Roman"><font style="font-size:10.0pt;font-weight:bold;">AMENDMENT NUMBER TWO<br>
</font>to<br>
</font></b><b><font style="font-weight:bold;">EMPLOYMENT CONTRACT<br>
</font>TGC INDUSTRIES, INC.<br>
(Whitener)</b></p>

<p style="margin:0pt 0pt 12.0pt;text-indent:36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">TGC Industries, Inc., a Texas corporation (&#147;Company&#148;),
and Wayne A. Whitener (&#147;Employee&#148;) entered into an Employment Contract (the &#147;Contract&#148;)
dated to be effective August 1, 2005.</font></p>

<p style="margin:0pt 0pt 12.0pt;text-indent:36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Paragraph 17 of the Contract provides that the
Contract may be amended by an instrument in writing setting forth the
particulars of such amendment and duly executed by Company and Employee.</font></p>

<p style="margin:0pt 0pt 12.0pt;text-indent:36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Paragraph 2 of the Contract originally provided that
Employee&#146;s term of employment would be for a period of two years ending on July
31, 2007.</font></p>

<p style="margin:0pt 0pt 12.0pt;text-indent:36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By an Amendment Number One dated to be effective July
15, 2006, acting in accordance with Paragraph 17 of the Contract (referred to
above), Company and Employee amended Paragraph 2 by extending the term of
employment for an additional period of two years ending on July 31, 2009.</font></p>

<p style="margin:0pt 0pt 12.0pt;text-indent:36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Acting again in accordance with such Paragraph 17 of
the Contract (referred to above), Company and Employee hereby amend: (1)&#160; Paragraph 2 by extending the term of
employment for an additional year ending on July 31, 2010; (2) Paragraph 4.a.
by providing for a base salary of $225,000 through July 31, 2008, and $250,000
for the remainder of the term ending on July 31, 2010; and (3) Paragraph 4.b.
by increasing the cap of the performance bonus from $175,000 to the amount of
the base salary in effect for that year.</font></p>

<p style="margin:0pt 0pt 12.0pt;text-indent:36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">All of the other provisions contained in the Contract
are hereby ratified and affirmed by the parties hereto.</font></p>

<p style="margin:0pt 0pt 12.0pt;text-indent:36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">DATED to be effective May 1, 2007.</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
 <tr style="page-break-inside:avoid;">
  <td width="42%" colspan="4" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.92%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><!-- SET mrlNoTableShading --><b>COMPANY:</b></p>
  </td>
  <td width="57%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:57.08%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">EMPLOYEE:</font></b></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" colspan="4" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.92%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="57%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:57.08%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="39%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:39.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">TGC Industries,
  Inc.</font></p>
  </td>
  <td width="57%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:57.08%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="39%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:39.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="57%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:57.08%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="39%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:39.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="4%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:4.52%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By: </font></p>
  </td>
  <td width="23%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:23.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ WAYNE A. WHITENER</font></p>
  </td>
  <td width="29%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:29.14%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.22%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By:</font></p>
  </td>
  <td width="23%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:23.3%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ WILLIAM J.
  BARRETT</font></p>
  </td>
  <td width="12%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:12.48%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="4%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:4.52%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="52%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:52.56%;">
  <p style="margin:0pt 0pt .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Wayne A.
  Whitener</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.22%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="35%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:35.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">William J.
  Barrett, Director</font></p>
  </td>
  <td width="4%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:4.52%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="52%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:52.56%;">
  <p style="margin:0pt 0pt .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">49 Sunrise
  Circle</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.22%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="35%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:35.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="4%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:4.52%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="52%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:52.56%;">
  <p style="margin:0pt 0pt .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Pottsboro, Texas
  75076</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.22%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="35%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:35.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="57%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:57.08%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.22%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="35%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:35.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Date:&nbsp; May 8, 2007</font></p>
  </td>
  <td width="57%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:57.08%;">
  <p style="margin:0pt 0pt .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Date:&nbsp; May 8, 2007</font></p>
  </td>
 </tr>
 <tr height="0">
  <td width="29" style="border:none;"></td>
  <td width="24" style="border:none;"></td>
  <td width="174" style="border:none;"></td>
  <td width="93" style="border:none;"></td>
  <td width="34" style="border:none;"></td>
  <td width="175" style="border:none;"></td>
  <td width="218" style="border:none;"></td>
 </tr>
</table>

<p style="line-height:1.0pt;margin:0pt 0pt 12.0pt;"><font size="1" face="Times New Roman">&nbsp;</font></p>

</div><br><hr size="3" width="100%" noshade color="#010101" align="center">

<!-- SEQ.=1,FOLIO='',FILE='C:\Fc\130102419347_P66484_2106610\13800-1-ka.htm',USER='jmsproofassembler',CD='May 10 10:24 2007' -->


</body>

</html>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----
