AMENDMENT TO AGREEMENT AND PLAN OF MERGERMerger Agreement • August 24th, 2011 • TGC Industries Inc • Oil & gas field exploration services
AMENDMENT, dated as of August 23, 2011 (this “Amendment”), to the Merger Agreement (as defined below) by and among Dawson Geophysical Company, a Texas corporation (“Parent”), 6446 Acquisition Corp., a Texas corporation and a direct wholly-owned subsidiary of Parent (“Merger Sub”), and TGC Industries, Inc., a Texas corporation (the “Company”).
