Geothermal.contractors

Denning Well Drilling and Pump Systems is a family-owned geothermal contractor based in Idaho Falls, Idaho, serving Eastern Idaho since 1962. With a 4.3 Google rating from 83 reviews, the company is licensed, bonded, and insured to handle geothermal heating and cooling projects. They specialize in both injection wells and vertical loop systems, allowing flexibility for properties with space constraints. The team brings personal expertise—ownership has installed geothermal heat pumps in their own homes and experienced the cost savings firsthand. Operating 12 air rotary drilling rigs, Denning Well Drilling handles wells up to 24 inches in diameter for residential and commercial applications. Their services extend beyond drilling to comprehensive pump sales, service, and filtration systems. Free estimates are available by contacting Jed at (208) 589-4602 or the main office at (208) 523-4600.