Monomoy Mechanical, LLC

South Yarmouth HVAC contractor covering furnaces, boilers, heat pumps, ductless mini-splits and air conditioning across Cape Cod, with emergency service and generator work.

What they do

The company works on furnaces, boilers, heat pumps and ductless mini-splits, and it also handles air conditioning repair and installation. Its heating and cooling work covers South Yarmouth, Harwich and Brewster, with Cape Cod as its wider service region. Emergency service is offered for urgent heating and cooling failures, and the company also works on frozen pipes. Generators are among the services it lists for backup power. Free estimates are offered, and estimate requests can be sent online as well as by phone. Financing is available for larger jobs. The company offers a 12-year warranty. It is family-owned and was founded in 2023.

Source: monomoymechanical.com (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

Cape Cod (Barnstable), Massachusetts

What we checked

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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