The European Geothermal Energy Council, is a non-profit international organisation founded in 1998 to promote the European geothermal industry and enable its development both in Europe and worldwide, by shaping policy, improving business condition, and driving more research and development.

The International Geothermal Association, connects the Global Geothermal Community, serving as a hub for networking opportunities aimed at promoting and supporting global geothermal development. With industry partners the IGA sets standards, matures the technology agenda and nurtures entrepreneurs engaged in clean technology.

The International Ground Source Heat Pump Association (IGSHPA) is a non-profit, member-driven organization established in 1987 to advance ground source heat pump (GSHP) technology on local, state, national and international levels.

The International Energy Agency Geothermal Technology Collaboration Programme - IEA Geothermal TCP, a programme under the IEA, is a framework for international collaboration and networking among nations, industries and industry organizations on geothermal energy and resources. IEA Geothermal promotes international collaboration to foster and enhance the development and sustainable use of geothermal energy.