Areas Served

Dor-Mar has been serving Central Ohio since 1962. We’ve grown from a door-to-door operation to more than 40 employees. Starting in Newark, Ohio, we expanded into the Columbus, Ohio metro market several years ago.
Now, Dor-Mar serves Southwest Florida, including Marco Island, Naples and Fort Myers.
See below for all the cities we serve in both Ohio and Florida. We look forward to serving your family’s heating and cooling needs.
Fairfield County, Ohio
Muskingum County, Ohio

Service Categories
Dor-Mar is proud to offer the following services to our customers:
Air Conditioning Contractor ★ Air Conditioning Repair Service ★ Air Conditioning Store ★ Air Conditioning System Supplier ★ Air Duct Cleaning Service ★ Heating Contractor ★ Heating Equipment Supplier ★ Furnace Parts Supplier ★ Furnace Repair Service ★ Furnace Store ★ HVAC Contractor