International Ground Source Heat Pump Association 

EnLink Geoenergy Services, Inc. provides turnkey geothermal energy solutions – the most efficient, environmentally clean and cost-effective choice for heating, cooling and refrigeration.

Water Quality Association

Geothermal Heat Pump Consortium, Inc.

Goulds Pumps boasts a proud tradition of supplying quality pumping products to the global industrial markets for over 150 years. Goulds is the dominant brand worldwide with over a million installed process pumps in service.

Amtrol set a new standard in the Hydronic industry by introducing the world's first pre-pressurized diaphragm expansion tank in 1954. This innovative product named Extrol, revolutionized the design and operation of vital mechanical systems - systems used around the world to control Hydronic heating and store potable water.