John L. Whitmire

El Paso Interim Corp. provides natural gas and related energy products in a safe, efficient and dependable manner. The company owns North America's interstate natural gas pipeline systems, which provides a stable base of earnings and cash flow and has a backlog of committed expansion projects. The company operates through three segments: Pipelines, Exploration and Production & Marketing. The Pipelines segment provides natural gas transmission, storage, and related services, primarily in the USA primarily through eight wholly or majority owned interstate pipeline systems and equity interests in two transmission systems. The Exploration and Production segment is engaged in the exploration for and the acquisition, development and production of oil, natural gas and NGL, in the US, Brazil and Egypt. The Marketing segment markets on behalf of its Exploration and Production segment and manages the price risks associated with its oil and natural gas production as well as manages remaining legacy trading portfolio. The company was founded by Paul Kayser in 1928 and is headquartered in Houston, TX.

One of the largest independent producers located in the U.S., Houston- based Union Texas Petroleum Holdings, Inc. explores for and produces oil and gas overseas primarily in the U.K. North Sea, Indonesia, Venezuela, Pakistan and other strategic areas. The company has petrochemical operations in Louisiana

Transocean, Inc. provides offshore contract drilling services for oil and gas wells. It offers engineering and project management services. The firm specializes in deepwater and harsh environment drilling solutions. The company was founded in 1953 and is headquartered in Houston, TX.

EP Energy Corp. engages in the acquisition and development of unconventional onshore oil and natural gas properties. It focuses on the development of drilling inventory located in the following areas: the Eagle Ford Shale in South Texas, Northeastern Utah in the Uinta basin, and the Permian basin in West Texas. The company was founded on August 30, 2013 and is headquartered in Houston, TX.

GlobalSantaFe Corp. is one of the leaders in the contract drilling industry. It provides offshore oil and gas drilling and drilling management services. It owns and operates about 61 marine drilling rigs, including premium and heavy-duty, harsh-environment jackups, semi submersibles and dynamically positioned ultra-deepwater drillships, as well as two semi submersibles operated for third parties under a joint venture agreement. The company is headquartered in Houston, TX.