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.
Heating and Air Conditioning Service, Repair and Installation Services You Can Truly Depend On
Serving Westerville Ohio Since 1962
Dor-Mar Heating & Air Conditioning has earned a recognition as Westerville Ohio’s most dependable, trusted HVAC contractor. With locations and service technicians available throughout the metro Columbus, Newark and Zanesville areas, we bring friendly, family-oriented service to your residence, oftentimes the same day.
Starting out as a small door-to-door business, our family owned and operated venture 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 speediest, friendliest, most efficient manner conceivable. Our service technicians, installers, customer service representatives, office personnel and supervisors attend frequent training, ensuring we stay ahead of updates in the ever-changing HVAC field.
As a result of our effort and devotion to customer care, Rheem & Coleman recently acknowledged us as a “Top Team Contractor.” We offer free price quotes on brand-new equipment, and provide homeowners with 24-hour service.
Call Dor-Mar Heating & Air Conditioning to arrange 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, regardless of size.
We anticipate adding you to our long list of satisfied customers, like those we serve daily in Westerville!
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 Westerville, OH
Maria – Westerville, OH
Fast, efficient and early to the appt!!
Down Concorde air conditioner
scheduled final inspection on his Rheem air conditioner
Putting a compressor in a Trane heat pump
Scheduled them for the final inspection on their Rheem air conditioner
Free estimate for ac and furnace in Westerville Ohio
Scheduled a free estimate for a customer needing a new air conditioner in his Westerville home.
installed a new air conditioner at a rental property for this landlord