Mark Maki

Enbridge Energy Partners LP owns and operates a portfolio of crude oil transportation systems. The company was founded in 1991 and is headquartered in Houston, TX.

Enbridge Energy Management LLC engages in transporting, generating, and distribution of energy and operates crude oil and liquids transportation systems. It operates through the following segments: Liquids, and Natural Gas. The Liquids segment includes the operations of Lakehead, North Dakota, and Mid-Continent systems. The Natural Gas segment is comprised of natural gas, natural gas liquids gathering and transportation pipeline systems, natural gas processing and treating facilities, condensate stabilizers and an natural gas liquids fractionation facility, as well as trucking, rail, and liquids marketing operations. The company was founded on May 14, 2002 and is headquartered in Houston, TX.

Enbridge Energy Co., Inc. provides crude and natural gas transportation business services. The company was founded on October 30, 2001 and is headquartered in Houston, TX.

Enbridge Pipelines, Inc. provides oil and gas pipeline transportation services. It offers transportation of crude oil and liquid hydrocarbons. The firm owns and operates interstate gas pipeline, which transports natural gas. The company was founded in 1947 and is headquartered in Calgary, Canada.

American Petroleum Institute (API) is the only national trade association that represents all aspects of America's oil and natural gas industry. Its more than 400 corporate members, from the largest major oil company to the smallest of independents, come from all segments of the industry. They are producers, refiners, suppliers, pipeline operators and marine transporters, as well as service and supply companies that support all segments of the industry.

Enbridge (U.S.), Inc. provides transportation services for crude oil, liquid petroleum and natural gas. It also operates natural gas midstream businesses including gathering, transmission, processing, treating and marketing subsidiaries. The company was founded on July 12, 2001 and is headquartered in Houston, TX.

Midcoast Energy Partners LP operates as a primary vehicle for owning and growing its natural gas, natural gas liquids, and midstream business. The company is headquartered in Houston, TX.