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California Natural Gas Vehicle Coalition (CNGVC)
Non profit corporation sponsored by dedicated to promoting the use of natural gas vehicles, expanding California's infrastructure of natural gas fueling stations, and increasing the availability of natural gas vehicle to the public.
www.cngvc.org/

Natural Gas Vehicles Forum (NGV)
Information on clean burning, fuel efficient, environmentally sound vehicles. Includes locations of fueling stations, vehicle listings and classified ads.
www.ngv.org/

International Association for Natural Gas Vehicles (IANGV)
Provides a focus for exchange and provision of information, and a medium for action on NGV issues of an international nature. Includes statistics, standards, conferences and issues.
www.iangv.org/

Natural Gas Vehicle Coalition
Association with purpose of promoting the use of natural gas vehicles. Addresses lobbying and advocacy, and technological background.
www.ngvc.org/

Trillium USA, Inc.
Compressed Natural Gas (CNG) fueling for vehicles and fleets considering alternative fuels: designs, builds, operates CNG facilities for public and private fleets.
www.trilliumusa.com/

Pinnacle CNG Systems, LLC
Full service contract Compressed Natural Gas (CNG) alternative fuel provider with fleet data management, compressors, dispensers, gas dryers.
www.pinnaclecng.com/

CleanBurbank.com
Information about alternative fuel vehicles in use in the City of Burbank, California and its city-operated fueling stations.
www.cleanburbank.com/

NGV Network
News and information for the natural gas vehicle (NGV) industry worldwide. Coverage includes compressed natural gas (CNG), liquefied natural gas (LNG) and hydrogen vehicles.
www.ngvnetwork.com/

Clean Energy Fuels Corp
Provider of natural gas for transportation in north America. Includes list of natural gas fueling stations.
www.cleanenergyfuels.com/

Hendrix Industrial Gastrux
Propane and natural gas conversion service, kits, and parts, including carburetors, regulators, auto, forklift and small engines.
www.hendrixsystems.com/