Geothermal.contractors

Wilson Services, Inc. is a heating and cooling contractor serving western Massachusetts from its Northampton location at 474 Easthampton Road. Founded in 1989 by Gary Wilson, the company grew from plumbing and heating work into a technically focused HVAC business offering geothermal heat pump installation as part of its renewable energy services. Its geothermal page explains how ground-source heat pumps draw thermal energy from the earth, and the company also offers the WaterFurnace AlpinePure ionization air purification system. Services include 24-hour emergency response for established customers, maintenance agreements, and financing to make geothermal conversion accessible. Owner Gary Wilson is NATE-certified in air conditioning service. The team guides homeowners through system selection and installation across the Pioneer Valley region. Verified active operator per https://www.wilsonph.com/geothermal/ + https://www.wilsonph.com/about-us/ (Bundle 4 audit 2026-05-28)