Dan Hill

Mobil Corp. operates primarily in the petroleum industry. The company is headquartered in The Woodlands, TX.

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.

NuStar Energy LP engages in the transportation of petroleum products and anhydrous ammonia, and the terminalling, storage, and marketing of petroleum products. It operates through the following segments: Pipeline, Storage, and Fuels Marketing. The Pipeline segment provides transportation of refined petroleum products, crude oil, and anhydrous ammonia. The Storage segment focuses on terminal and storage facilities, which include storage and handling services on a fee basis for petroleum products, specialty chemicals, crude oil, and other liquids. The Fuels Marketing segment involves the bunkering operation in the Gulf Coast and blending operations related to Central East System. The company was founded in December 1999 and is headquartered in San Antonio, TX.

Part of Kinder Morgan, Inc., El Paso Merchant Energy-Petroleum Co. operates and distributes natural gas. The private company is based in Corpus Christi, TX.