Steven A. Blank

Ultramar Diamond Shamrock Corp. owns and operates petroleum & oil refineries. The company owns seven refineries, located in California, Texas, Oklahoma, Colorado, Michigan, and Quebec, Canada. The company was established in 1996 and is headquartered in San Antonio, TX.

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.

Dakota Plains Holdings, Inc. was engaged in developing and owning crude oil and related product transloading facilities, and the marketing and transporting of crude oil originating within the Williston Basin of North Dakota and Montana. The company was founded in 2008 and was headquartered in Wayzata, MN.

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.

NuStar GP Holdings LLC engages in operating crude oil pipelines and terminals. The company was founded in June 2000 and is headquartered in San Antonio, TX.