» Agencies

• CA Air Resources Board
  
• CA Energy Commission
  
• CA Institute of Energy Efficiency
  
• Electric Power Research Institute
  
• South Coast Air Quality Management District
  
• U.S. Department of Defense
  
• U.S. Department of Energy

» Industry

• Air Products and Chemicals, Inc.
  
• Chevron
  
• FuelCell Energy Corp.
  
• Horiba Limited
  
• Los Angeles Dept. of Water & Power
  
• Parker Hannifin
  
• Plug Power, Inc.
  
• Siemens-Westinghouse Power Corporation
  
• Southern California Edison
  
• Southern California Gas
  
• Toyota