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: http://www.igshpa.okstate.edu/directory/directory.asp
WaterFurnace is a pioneer and industry leader in the development and manufacture of geothermal heating and cooling
systems. http://www.waterfurnace.com/
An integrated, full-service, state-of-the-art business consulting company providing specialized sales, management and customer
service training, information management resources and recruiting services. http://www.thetrainingcenterinc.com/
Serving an elite group of plumbing and HVACR service and repair contractors, providing our members across North America business
management services and state-of-the-art training. http://www.qsc-phcc.org/
PHCC has been advocate for plumbing, heating and cooling contractors since 1883. http://www.phccweb.org/