Randall J. Larson

NGL TM LLC markets and distributes petroleum products. Its products include unbranded gasoline, diesel fuel, heating oil, marine fuels, jet fuels, crude oil, natural gas, residual fuel oils, chemicals, and fertilizers. The company was founded by Cortlandt S. Dietler in 1981 and is headquartered in Denver, CO.

MarkWest Energy Partners LP engages in the business of gathering, processing and transportation of natural gas; the transportation, fractionation, storage and marketing of natural gas liquids; and the gathering and transportation of crude oil. It operates through four segments: Marcellus, Utica, Northeast and Southwest. The Southwest segment includes the operations of processing facilities in Corpus Christi, Texas. The Northeast segment assets include the Kenova, Boldman, Cobb, Kermit and the Langley natural gas processing complexes, NGL pipeline and Siloam NGL fractionation facility. The Marcellus segment includes gathering, processing and fractionation infrastructure in the liquids-rich area of the Marcellus Shale The Utica segment provides fractionation services. The company was founded in January 2002 and is headquartered in Denver, CO.

Part of Morgan Stanley, Olco Petroleum Group ULC is a Canadian company that explores and produces oil and natural gas. The private company is based in Montréal, Canada. Founded in 1986. Olco Petroleum Group ULC was acquired by Morgan Stanley from Mayfred Canada Ltd. on February 13, 2007.

TransMontaigne Partners LLC engages in the provision of integrated terminaling, storage, transportation, and related services. Its clients include companies engaged in the distribution and marketing of light and heavy refined petroleum products, crude oil, chemicals, fertilizers, and other liquid products. The Light refined products include gasolines, diesel fuels, heating oil, and jet fuels. The Heavy refined products include residual fuel oils and asphalt. It operates through the following segments: Gulf Coast Terminals; Midwest Terminals and Pipeline System; Brownsville Terminals; River Terminals; Southeast Terminals and West Coast Terminals. The company was founded i February 2005 and is headquartered in Denver, CO.

TransMontaigne GP LLC provides management consulting services. The firm is also engaged in petroleum fuels logistics services. The company was founded on May 19, 2005 and is headquartered in Denver, CO.

Part of Marathon Petroleum Corp., MarkWest Energy GP LLC is a private company that provides oil and gas field services not elsewhere classified. The company is based in Englewood, CO. The company was founded by John C. Mollenkopf.

Oiltanking Partners LP engages in the marine terminalling, storage, and transportation of crude oil, refined petroleum products, and liquefied petroleum gas. It offers logistic services to major integrated oil companies, distributors, marketers, and chemical and petrochemical companies. The company was founded on March 14, 2011 and is headquartered in Houston, TX.

Valero Energy Partners LP engages in the development and acquisition of crude oil and refined petroleum products pipelines, terminals, and other transportation and logistics assets. Its assets include crude oil and refined petroleum products pipeline and terminal systems. The company was founded on July 24, 2013 and is headquartered in San Antonio, TX.