Gary Pittman

Pioneer Cos., Inc. manufactures and distributes chemical and related products. Its products include chlorine and caustic soda. The company was founded in 1988 and is headquartered in Houston, TX.

Part of Osaka Gas Co., Ltd., Convest Energy Corp. is a company that produces and markets oil and gas. The company is based in Houston, TX. Convest Energy was acquired by Forcenergy, Inc., a SUB of Osaka Gas Co., Ltd. from Edisto Resources Corp. on October 22, 1997 for $25.97 million.

Vermilion Bay Exploration, Inc. engaged in the exploration and production of oil and gas properties. It focused on seismically-driven onshore exploration strategies to process and interprets technology and develops leads and prospects in under-explored producing trends. The company was founded in 2006 and was headquartered in Houston, TX.

Tronox, Inc. manufactures and produces titanium dioxide. It offers mineral sands, titanium dioxide pigments, and electrolytic chemicals. The company was founded on June 6, 2005 and is headquartered in Oklahoma City, OK.

The Group's principal activity is to explore, develop and produce oil and natural gas. Its exploration activity is based on an integrated geologic interpretation method incorporating 3-D seismic technology and advanced visualization and data analysis techniques utilizing state-of-the-art computer hardware and software. The operations are conducted primarily along the onshore United States, Gulf Coast with its primary emphasis in South Texas and South Central Louisiana.

Vermilion Cos. explores and produces oil and natural gas. The company is headquartered in Houston, TX.

Coho Energy, Inc. is an independent energy company engaged, through its wholly owned subsidiaries, in the development and production of, and exploration for, crude oil and natural gas. The subsidiaries of the Comany are Coho Resources, Inc. and Coho Oil & Gas, Inc. and Its crude oil activities are concentrated principally in Mississippi and Oklahoma. The Company was founded in 1993 and is headquarted in Dalls, Texas.

Geokinetics, Inc. provided seismic data acquisition, processing and interpretation services. The firm’s services included shallow water ocean bottom systems, transition zone seismic data acquisition, advanced processing and interpretation services and multi-client data library. The company was headquartered in Houston, TX.

ION Geophysical Corp. engages in the provision of geoscience technology, services, and solutions to the oil and gas industry. It operates through the E&P Technology and Services, and Operations Optimization segments. The E&P Technology and Services segment creates digital data assets and delivers services that improve decision-making, mitigate risk and maximize portfolio value for E&P companies. The Operations Optimization segment develops mission-critical subscription offerings and engineering services that enable operational control and optimization offshore. The company was founded in 1968 and is headquartered in Houston, TX.