David K. Gian

Oil States Industries, Inc. manufacturers deepwater production products and subsea pipelines. The firm operates in offshore oil and gas, land oil and gas, defense and general. Its products and services include floating production systems, subsea pipelines and structures, tabular connection systems, fixed structures, decommissioning, cranes, winches, repair, maintenance and refurb, fabrication services, structural test laboratory, acute welding, piper valves, proprietary products, custom molding operations, rotary selector valve, aerospace products, shock mounts, lockseals, clutches and breaks and plugs. The company was founded in 1942 and is headquartered in Arlington, TX.

Shona Energy Co., Inc. explores and extracts oil and natural gas. It engages in the acquisition, exploration and development of oil, gas and natural gas liquids. The company was founded by John R. Womack and James L. Payne in 2005 and is headquartered in Houston, TX.