BHP USA Inc

Plains Marketing is a subsidiary of Plains All American Pipeline, a master limited partnership engaged in interstate and intrastate crude oil transportation. The company also gathers, markets and stores crude oil, as well as markets and stores liquefied petroleum gas and other petroleum products. Plains All American Pipeline has a 50 percent ownership in PAA/Vulcan Gas Storage, which develops and operates a variety of natural gas storage facilities. It is one of the largest independent midstream crude oil companies in North America. The company handles more than 3 million barrels per day of physical crude oil through a network of assets throughout the United States and Canada. Plains Marketing maintains a location in Houston.

Gaither Petroleum Corporation originally formed in 1985 as Petroleum Resources of Texas Inc., provided contract services for operators in the southwestern United States. Currently, it operates as an independent oil and gas company .Located in Houston, Texas, the firm specializes in the management and rejuvenation of existing fields and joint venture exploration for the development of new fields. It focuses on underdeveloped, smaller and marginal oil/gas properties. Gaither Petroleum Corporation has affiliations with various industries, such as Atlas Petroleum Exploration Worldwide (APEX), Quantum Investment Group and Innovative Energy Services Inc.