Tetra Technologies, Inc.

Stuart M. Brightman

Chief Executive Officer

Stuart M. Brightman has served as our Chief Executive Officer and as a director since May 2009. From May 2009 until February 2018, he also served as our President. He served as our Executive Vice President and Chief Operating Officer from April 2005 through May 2009. Mr. Brightman also serves as chairman of the board of directors of our CSI Compressco GP Inc. subsidiary, the general partner of CSI Compressco LP ("CSI Compressco" or “CCLP”), one of our consolidated subsidiaries and a publicly traded limited partnership subject to the reporting requirements of the Exchange Act. From April 2004 to April 2005, Mr. Brightman was self-employed. Mr. Brightman served as president of the Dresser Flow Control division of Dresser, Inc. from April 2002 until April 2004. From November 1998 to April 2002, Mr. Brightman was president of the Americas Operation of the Dresser Valve Division of Dresser, Inc. He served in other capacities during the earlier portion of his career with Dresser, from 1993 to 1998. From 1982 to 1993, Mr. Brightman served in several financial and operational positions with Cameron Iron Works and its successor, Cooper Oil Tools. Mr. Brightman also serves on the board of directors and as a member of the compensation and nominating and governance committees of C&J Energy Services, Inc., a public company subject to the reporting requirements of the Exchange Act. Mr. Brightman received his B.S. degree from the University of Pennsylvania and his Master of Business Administration degree from the Wharton School of Business.