As previously announced on February 25, 2019, Stuart M. Brightman informed the Board of Directors of TETRA Technologies, Inc. that he intended to retire from his position as Chief Executive Officer immediately following the Company’s Annual Meeting of Stockholders on May 3, 2019. The Company also announced that Brady M. Murphy, the Company’s President and Chief Operating Officer, had been appointed to the position of Chief Executive Officer, to be effective upon Mr. Brightman’s retirement from such position. The previous announcement also indicated that Mr. Brightman would continue as a non-executive employee of the Company on terms to be agreed upon. Mr. Brightman’s retirement as Chief Executive Officer and Mr. Murphy’s appointment as Chief Executive Officer became effective on May 3, 2019. Mr. Murphy will retain the title of President but will no longer serve as the Company’s Chief Operating Officer.