Quantum Fuel Systems Technologies Worldwide, Inc. engages in the design, development, and production of compressed natural gas (CNG) storage tanks and packaged fuel systems, and other fuel and propulsion systems for alternative fuel vehicle applications in the United States and internationally. It manufactures and supplies CNG storage and fuel systems for heavy, medium, and light-duty trucks and passenger vehicles; and provides design, engineering development and packaging, production validation, and system integration for transportation applications. The company also provides powertrain engineering, electronic control, software strategies, and system integration for hybrid and plug-in hybrid electric vehicles (PHEV), as well as designs, engineers, and manufactures alternative fuel concept vehicles and hydrogen refueling systems for use in the transportation, aerospace, and defense industries. In addition, it designs, develops, and manufactures advanced lightweight composite tanks and complete fuel systems for hydrogen fuel cell electric vehicle (FCEV) applications; manufactures and supplies compressed hydrogen refueling systems; and designs, develops, and supplies hybrid and PHEV systems, which include complete systems or sub-systems and components. The company serves automotive original equipment manufacturers, fleets, aerospace industry, military and other governmental agencies, and other strategic alliance partners. Quantum Fuel Systems Technologies Worldwide, Inc. was founded in 2000 and is headquartered in Lake Forest, California.

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