Geothermal Links

Top Industry / Government


International Ground Source Heat Pump Association – The main accreditation organization of geothermal heat pumps.

US Dept. of Energy

Geothermal Technologies Program within the US Department of Energy.

Energy Star – Geothermal Heat Pumps

The Geothermal Heat Pump section of Energy Star, which rates products based on energy efficiency. Only heat pumps that are Energy Star certified are eligible for the 30% federal tax credit.


Industry Associations and Related Sites

Geothermal Heating Help

Geothermal Help – Industry website providing consumer education, articles, featured projects, forums, etc.


Geothermal Heat Pump Consortium

NC Sustainable Energy Association

North Carolina Sustainable Energy Association


Home Builder’s Association of Durham, Orange and Chatham Counties.

Southern Energy Management

Southern Energy Management – Energy Efficiency and Solar Power


Online renewable energy tax incentive list for all federal, state and utility companies.

Green Jeanne

Green Resource Directory

BBB – Eastern North Carolina

The Better Business Bureau for Eastern North Carolina