William Greehey

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.

NuStar Logistics LP owns and operates crude oil & refined product pipelines and terminals. The company was founded in 1999 and is headquartered in San Antonio, TX.

Texas Research & Technology Foundation engages in the operation of economic development in the biosciences and technology. It funds and develops innovative ventures and own and operate the Texas Research Park. The company was founded in 1983 and is headquartered in San Antonio, TX.