Rival Well Service Inc

Halliburton Energy Services is a subsidiary of Halliburton, which was founded in 1919 and is one of the world's largest providers of products and services to the energy industry. With more than 55,000 employees in over 70 countries, the company serves the oil and gas industry. It assists with locating hydrocarbons, managing geological data, drilling and well construction. The company s completion and production segment provides pressure pumping, sand control and well intervention services. Halliburton Energy Services also offers several tools used in the drilling of oil and gas wells. The company provides open-hole wire line services that provide information on resistivity, porosity, density, rock mechanics and fluid sampling. It offers project management solutions to independent, integrated and national oil companies. Halliburton operates a subsidiary, WellDynamics, which is one of the world's leading providers of intelligent completion technologies.

Established in 1970, Valley Perforating Co. specializes in providing precision machining services. It provides various services, such as computer numerical control (CNC) milling/threading, precision machining, perforating, threading and slotting among others. In addition, Valley Perforating Co. offers a range of industrial materials, wire-wrapped screens, insulated tubes, prototype and product development facilities at its premises. The company caters to clients from the aerospace, automotive, engineering, medical and semi-conductor industries. Valley Perforating Co. is located in Bakersfield, Calif.

Golden State Drilling is a family-owned business that has been drilling wells to capture oil since 1977. The company has worked in Bakersfield, Taft, Maricopa, Coalinga, Yorba Linda, Arroyo Grande and San Ardo counties in California. It provides services for various clients, including Shell Oil Company, Mobil, Chevron, Texaco, Exxon and Arco.