Nella Oil

Established in 1947, Van De Pol Enterprises supplies a variety of petroleum products to its customers. The company offers lubricants for the trucking, agriculture, food processing and heavy construction industries. It provides aviation piston engine oil, grease, hydraulic fluids, sealants and corrosion preventives. Van De Pol Enterprises offers a range of fuel, including gasoline, diesel, methanol and kerosene. The company also provides heavy-duty engine, food grade, industrial and synthetic oil. It additionally features antifreeze and industrial solvents and oil absorbents. Van De Pol Enterprises offers several programs on waste oil, oil analysis, lube surveys, and tank and equipment loans. The company also provides 24-hour delivery services. It supplies products from various companies, including Shell, ConocoPhillips Company and CITGO Petroleum Corporation. Van De Pol Enterprises is headquartered in Stockton, Calif.

Based in Tracy, Calif., Chevron Corporation is an integrated energy company engaged in the production and transportation of crude oil/natural gas, refining, marketing and distribution of fuels/lubricants. It manufactures petrochemical products and generates power and production of geothermal energy. The company also provides energy efficiency solutions and develops the energy resources, including biofuels. Chevron Corporation sells gasoline and refined products under the Chevron, Texaco and Caltex brands. The company serves retail, commercial, industrial as well as marine customers.