Industry Links

Geoexchange – Geothermal Industry Directory
IGSHPA – International Ground Source Heat Pump Association
US DOE – DOE Geothermal Heat Pump Information
Energy Star – Energy Star Geothermal Heat Pump Information  – Canadian Geoexchange Coalition

NRCAN – Canadian Office of Energy Efficiency
Heatspring – Training Institute for Geothermal Installers
ASTM – Products Standards Organization
PPI – Plastic Pipe Institute
NGWA – National Ground Water Association

DSIRE – Database of State Incentives for Renewables and Efficiency