Gulfmark Energy, a subsidiary of NFL franchise owner Bud Adams' Adams Resources & Energy, makes its mark though energy delivery operations on the Gulf Coast. The company purchases crude oil and transports it to refiners and other customers in the US via a fleet of about 150 tractor-trailer rigs. It also maintains more than 50 pipeline inventory locations or injection facilities. The company purchases about 81,600 barrels of crude oil per day from 3,800 independent oil supply locations and sells more than 2.25 million barrels per month to local and regional refiners.