You can be sure the price you're paying for repairs, maintenance or new equipment installation is a fair price in your local market.
Our offices are open during regular business hours, but you will always speak to a real person if you have an after-hours no-air or no-heat emergency!
Qualified HVAC Experts
Our service technicians are NATE-certified and receive ongoing monthly training. You can count on getting the right answer for your heating and cooling questions.
Home Heating and Central Air Conditioning Service, Maintenance And Installation Services You Can Rely On
Serving Columbus Ohio Since 1962
Dor-Mar Heating & Air Conditioning has attained a track record as Columbus’ most reputable, trustworthy HVAC contractor. With offices and service technicians available throughout the metro Columbus, Newark and Zanesville areas, we bring responsive, family-oriented service to your door, frequently the same day.
Starting out as a small door-to-door contractor, our family owned and operated enterprise has grown to one of the largest heating and cooling service companies in Ohio. We hold our employees to the highest standards to provide our customers with the very best HVAC service possible. Our 30+ employees are passionate about taking care of your needs in the fastest, friendliest, most efficient way conceivable. Our service technicians, installers, customer service representatives, office personnel and supervisors attend frequent training sessions, ensuring we stay in front of updates in the ever-changing HVAC industry.
As a result of our effort and devotion to customer service, Rheem & Coleman recently acknowledged us as a “Top Team Contractor.” We offer free estimates on brand-new equipment, and provide customers with 24-hour professional service.
Call Dor-Mar Heating & Air Conditioning to book a service appointment for your home’s air conditioner, heat pump or furnace, or for a free, no-obligation consultation to determine the perfect system for your home or business, despite of size.
We anticipate adding you to our long list of completely, positively satisfied customers in the Columbus, Ohio area.
FOR REVIEWS FIND US ON
More offices mean we can dispatch one of our certified service technicians to your door quickly.
Our offices are open during regular business hours, but you can reach our dispatch person 24/7. We are there when you need us!
Never a toll call or long distance charge. Our phones and highly-qualified service techs work at YOUR location.
for Columbus, OH
Jill – Columbus, OH
Willie was great 👍 please send him back for follow up call. Very professional, knowledgeable, and well mannered. He is an asset to your company. This comes from a retired manager. Thank you.
Great service. Garrett was very helpful and quick to respond.
Robb – Columbus, OH
Christy – Columbus, OH
Christy – Columbus, OH
Randi – Columbus, OH
Heat is working.
Chris – Columbus, OH
Great service, knowledgeable
Terry – Columbus, OH
I thought prices for filters was a expensive.
Same day, Great service
Steven – Columbus, OH
Garrett was right on time, super helpful and I look fwd to using their maintenance service also
Haley – Columbus, OH
The technician was super friendly and did a wonderful job.
Gene – Columbus, OH
Tech was prompt professional and very knowledgeable.
Yearly maintenance on GE hot water tank in Upper Arlington
Working on a carrier furnace in Columbus Ohio
Working on a reznor heater in Gahanna Ohio
Working on a concord furnace in Gahanna Ohio
In Columbus working on a Bryant furnace
Fixing some duct work