Green Heat
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A Cooper Mechanical, Inc.
Williston, Vermont heating and cooling firm working on furnaces, boilers, heat pumps and air conditioning, with Mitsubishi equipment among its work and a plumbing side that includes drain cleaning.
What they do
A Cooper Mechanical, Inc. is a family-owned company in Williston, Vermont, in business since 1969. Its heating and cooling work covers furnaces, boilers, heat pumps and air conditioning, and it also works on ductless mini-splits and water heaters. Drain cleaning sits alongside its plumbing work. The company works with Mitsubishi equipment, offers financing, and accepts credit cards. Its hours run weekdays, Monday to Friday.
Source: coopervt.com/air-conditioner/repair-maintenance (opens in a new tab)
- Furnace repairs and installs
- Boiler service
- Heat pumps
- Ductless mini-splits
- Air conditioning
- Heating repairs
Listed under Heating and cooling emergencies
Where they work
What we checked
- Its own website lists this work: coopervt.com/air-conditioner/installation (opens in a new tab), coopervt.com/mini-split/repair-maintenance (opens in a new tab)
Checked 12 Nov 2026, from public sources.
Not yet verified. We haven’t contacted this business yet. Ask for a written quote before work starts.
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