Tammy Campbell serves as the Director of SEC Reporting and Technical Accounting at TETRA Technologies, Inc. since November 2020. Prior to this role, Tammy held various positions at Anadarko Petroleum Corporation from May 2006 to March 2020, including Internal Controls Manager, Accounting Manager, Financial Reporting Manager, and Accounting Policy Manager, leading diverse teams and enhancing internal controls and SEC reporting processes. Tammy's earlier experience includes roles as US Controller and Financial Reporting Manager at EGL Global Logistics, as well as Audit Manager at PricewaterhouseCoopers Limited. Tammy holds a Master of Science in Accounting and a Bachelor of Business Administration in Marketing, both from Texas A&M University.