Organizations
- American Gas Association: http://www.aga.org
- American Public Power Association: http://www.publicpower.org
- Alliance to Save Energy: http://www.ase.org
- American Wind Energy Association: http://www.awea.org
- Electric Power Research Institute: http://my.epri.com
- International District Energy Association: http://www.districtenergy.org/
- National Association of State Energy Officials: http://www.naseo.org
- National Hydropower Association: http://hydro.org
- National Wind Coordinating Collaborative: http://www.nationalwind.org
- Solar Electric Power Association: http://www.solarelectricpower.org
Regulatory
- Bureau of Reclamation: http://www.usbr.gov
- Department of Energy: http://www.energy.gov
- Department of Energy – Energy Efficiency & Renewable Energy: http://www.eere.energy.gov
- Federal Energy Regulatory Commission: http://www.ferc.gov
- US Army Corp of Engineers: http://www.usace.army.mil
- Western Area Power Administration: http://www.wapa.gov