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Geothermal Design, Installation, and Service

At Geothermal Design Associates, designing and installing geothermal systems is not just a “side-line”, it’s our total business. It’s that same dedication to the technology that has helped us become one of the largest geothermal contractors in Indiana.

We utilize our extensive training and experience to design and install systems which provide our customers with unmatched economy, reliability and comfort for years to come. 

As Indiana's Premier Geothermal Dealer, we offer:

Geothermal Design Associates, Inc. is a BBB Accredited Heating Contractor in Fort Wayne, IN


  • Over 150 years of combined experience in the geothermal industry
  • Factory trained installation and service technicians
  • Association of Energy Engineers Certified Geothermal Designer
  • Manual D duct design certified
  • Authorized Geothermal Services Contractor (GSC)
  • IGSHPA Accredited Installer and Designer
  • Full service residential geothermal system design, installation, and service

Read more:

Tax Credits Will End in 2016

Now is a great time to install a new geothermal system!  The Federal government is offering a 30% Federal income tax CREDIT for new geothermal systems in residential applications.

Read more:

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