Geothermal.contractors

William T. Martin Well Drilling Inc. is a family-owned geothermal and water well contractor based in Jeannette, Pennsylvania, serving western Pennsylvania for over 40 years. The company specializes in geothermal well drilling for ground-loop heat pump systems, supporting residential and commercial installations. Its service portfolio includes water well drilling, pump installation and repair, slow-well tanks, water treatment, excavation and trenching, down-the-hole camera inspections, boring under driveways and sidewalks, home mortgage and water flow tests, water sampling, and bucket truck services. Licensed and fully insured, Martin Well Drilling combines generational drilling expertise with integrity-based customer service throughout Westmoreland County and surrounding western PA communities. Verified active operator per martindrilling.com (PA bundle audit 2026-06-01).