| American Gas Association |
Federal Energy Regulatory Commission |
| American Public Gas Association |
Food Processing Information |
| Boiler Burner Consortium |
Gas-Fired Air Conditioning Equipment |
| Canadian Gas Association |
Gas Food Service Equipment Network |
| Department of Energy |
Gas IR Paper Drying Consortium |
| Department of Transportation |
Gas Technology Institute |
| Distributed Generation Consortium |
Heat Treating Consortium |
| Engine-Driven Air Compressors |
National Association of Regulatory Utility Commissioners |
| Environmental Protection Agency |
Residential Carbon Footprint Calculator |
