TETRA Technologies, Inc., together with its subsidiaries, operates as a diversified oil and gas services company. It operates through four divisions: Fluids, Production Testing, Compression, and Offshore. The Fluids division manufactures and markets clear brine fluids, additives, and associated products and services to the oil and gas industry for use in well drilling, completion, and workover operations in the United States, as well as in Latin America, Europe, Asia, the Middle East, and Africa. This segment also markets liquid and dry calcium chloride products; and provides water management services for oil and gas operators in North America. The Production Testing division provides frac flowback, production well testing, offshore rig cooling, and other associated services in oil and gas producing regions in the United States, Mexico, and Canada, as well as in various basins in South America, Africa, Europe, the Middle East, and Australia. The Compression division provides compression services and equipment for natural gas and oil production, gathering, transportation, processing, and storage operating in onshore producing regions of the United States, as well as in Mexico, Canada, and Argentina. The Offshore division offers downhole and subsea services, such as well plugging, and abandonment and workover services; decommissioning and construction services through heavy lift barges and various cutting technologies; and conventional and saturation diving services. TETRA Technologies, Inc. was founded in 1981 and is headquartered in The Woodlands, Texas.