Geoexchange
The primary goal of the Geothermal Heat Pump Consortium is to market geoexchange systems so that green house gas emissions will be reduced.

Energy Star
A government-backed program helping businesses and individuals protect the environment through superior energy efficiency.

IGSHPA
The International Ground Source Heat Pump Association's primary goal is to reduce installation costs of geoexchange systems and to educate installers on the latest technologies in geothermal heating and cooling.

International Geothermal Association
The International Geothermal Association (IGA), founded in 1988, is a scientific, educational and cultural organization established to operate worldwide. It is a non-political, non-profit, non-governmental organization in special consultative status with the Economic and Social Council of the United Nations, and Partner of the European Union for the Campaign for Take Off (CTO) the Renewable Energy.

Department of Energy Geothermal Information

U.S. Department of Energy
Energy Efficiency and Renewable Energy Network

Geothermal Education Office

Water+
The water+® system is a step in a new direction for an energy system that can change the way we heat and cool our homes and businesses to dramatically reduce energy costs and protect the environment.