Tennessee Gas Pipeline Company, 1001 Louisiana St, Ste 1000, Houston, TX 77002, US

Shell Energy North America is a subsidiary of the Shell Oil Company, a leading oil and gas producer in the deep water Gulf of Mexico, a recognized pioneer in oil and gas exploration and production technology and one of America s leading oil and natural gas producers, gasoline and natural gas marketers and petrochemical manufacturers. The company operates in 50 states and employs more than 22,000 people delivering energy in technically innovative ways. As one of the largest providers of transport fuels, the company is committed to helping drivers use less energy and reduce emissions with advanced fuels and lubricants, leading the search for better biofuels and promoting government policies to reduce CO2 emissions from transport. It is an affiliate of the Shell Group, a worldwide group of energy and petrochemical companies that operate in more than 140 countries and territories. The Shell Group was started from an alliance made in 1907 between Royal Dutch Petroleum Company and The Shell Transport and Trading Company. Shell Energy North America maintains a location in Houston.

El Paso

Southern Natural Gas Company, LLC

Superior Energy Services

ATM