TETRA Technologies is a geographically diversified oil and gas services firm. The company provides niche products and services focused on well completion, compression-based production enhancement and decommissioning. It produces, markets and distributes calcium chloride and brominated products for the energy industry. TETRA Technologies capabilities include production testing, rig services, wellhead compression and well abandonment. The company serves multinational exploration and production organizations, large independents and small producers. It operates on five continents. TETRA Technologies primary subsidiary, Maritech Resources, evaluates mature oil and gas properties to determine economic benefits and future decommissioning liabilities. The company was established in 1982 and is headquartered in The Woodlands, Texas.

Weatherford International is one of the world s largest diversified upstream oilfield service companies. With a corporate history that began in 1941, Weatherford has nearly $4.6 billion in annual revenues, approximately 24,500 employees in nearly 100 countries and more than 85 manufacturing facilities supporting 730 service bases. In 2005, Standard & Poor s announced the addition of the company to its flagship S&P Index. Following the completion of its 2005 acquisition of Precision Drilling Corporation's energy services and international drilling divisions, Weatherford was reorganized into four distinct businesses that include completion and production systems; evaluation, drilling and intervention; pipeline and specialty services; and international contract drilling. The company provides a variety of services to its customers that include drilling, evaluation, completion, production, intervention and industrial services. Weatherford International has locations throughout the United States, such as the office in Houston.

Upstream International is a company based in Sugar Land, TX that specializes in providing services related to the oil and gas industry. With a focus on upstream operations, the company offers a range of solutions to support exploration and production activities in the energy sector. Generated from their business information