In operation for more than 37 years, Campbell and Sons Oil is a diversified petroleum business. Campbell & Sons serves more than 100 Texaco, Conoco, Chevron and Liberty C&S branded gasoline convenience stores throughout Dekalb, Limestone, Madison, Marshall and Morgan counties in Alabama. The company is one of the top sellers of gasoline in the Huntsville/Madison County area of Alabama, as well as one of the largest gasoline jobbers in the state. It distributes more than 50 million gallons of gasoline and diesel fuel annually to customers throughout north Alabama. Claude H. Campbell, a gas-station owner, founded Campbell and Sons Oil.