Geothermal.contractors

Gravelle Plumbing & Heating, Inc. has served the Aitkin, Minnesota area and surrounding lakes region for over 65 years as a licensed, family-owned HVAC and plumbing contractor. Based at 223 1st Avenue NW in Aitkin, the company installs and services ground-source heat pump systems alongside forced-air heating, hydronic systems, and air-to-air heat pumps for residential and commercial customers. Gravelle holds IGSHPA Accredited Installer status and is accredited with the Better Business Bureau. Their technicians handle LP, natural gas, and oil furnaces and boilers in addition to geothermal installations, providing single-source heating, cooling, and plumbing solutions for homeowners across Aitkin, Brainerd, Crow Wing County, and communities up to 60 miles away. Residential customers can reach them at (218) 927-2624 or through the contact form at gravelleph.com. Verified active operator per https://www.gravelleph.com/ + https://www.bbb.org/us/mn/aitkin/profile/plumber/gravelle-plumbing-heating-inc-0704-96084634 (Bundle 4 audit 2026-05-29)