Clean Energy Fuels Corp. engages in the provision of natural gas as an alternative fuel for vehicle fleets in the United States and Canada. It also designs, builds, operates, serves, and repairs and maintains fueling stations; and manufactures, sells, and serves non-lubricated natural gas fueling compressors and other equipment used in CNG and LNG stations. The company was founded by T. Boone Pickens and Andrew J. Littlefair in 1996 and is headquartered in Newport Beach, CA.