228 E Main St
Newark, OH 43055
740-345-6639

Our Top Cities


Local Reviews

Rated 4.9 out of 5 stars based on 245 customer reviews

Friendly and good service

  • Overall Experience
  • Quality
  • Price
  • Convenience

Great Service

Dor-Mar has great service as well as service technicians that are knowledgeable.

  • Overall Experience
  • Quality
  • Price
  • Convenience

Excellent service....on time and very efficient

Coil cleaning was very necessary and explained well.

  • Overall Experience
  • Quality
  • Price
  • Convenience

  • Overall Experience
  • Quality
  • Price
  • Convenience

Very satisfied

Very satisfied

  • Overall Experience
  • Quality
  • Price
  • Convenience

Great service

Prompt, efficient and respectful

  • Overall Experience
  • Quality
  • Price
  • Convenience

Excellent Professional Service

On time...professional....wife has allergies...recommended a Uv attachment to our heating & air system. Took time to explain the Uv attachment...........Sold

  • Overall Experience
  • Quality
  • Price
  • Convenience

Friendly and professional

Tom was concise, friendly, and professional

  • Overall Experience
  • Quality
  • Price
  • Convenience

Great service

We have used them a couple of times and always had great service. The techs are always friendly.

  • Overall Experience
  • Quality
  • Price
  • Convenience

Great professional experience

  • Overall Experience
  • Quality
  • Price
  • Convenience

Job Locations

Ron M.

Ron M. Job Checkin

Performing a annual furnace maintenance


Ron M.

Ron M. Job Checkin

Performing a annual furnace maintenance


Ron M.

Ron M. Job Checkin

Performing a annual furnace maintenance


Ron M.

Ron M. Job Checkin

Performing a annual furnace maintenance


Ron M.

Ron M. Job Checkin

Performing a annual furnace maintenance


Garrett F.

Garrett F. Job Checkin

Working on a Rheem furnace in Newark Ohio

Working on a Rheem furnace in Newark Ohio

Garrett F.

Garrett F. Job Checkin

Working on a Rheem hot water tank

Working on a Rheem hot water tank

Garrett F.

Garrett F. Job Checkin

Working on concord furnace in Newark Ohio

Working on concord furnace in Newark Ohio

Garrett F.

Garrett F. Job Checkin

Working on a concord furnace in Newark Ohio


Brian M.

Brian M. Job Checkin

Repaired plenum in Newark Ohio


Ron M.

Ron M. Job Checkin

Performing a air conditioner coil cleaning

Performing a air conditioner coil cleaning

Ron M.

Ron M. Job Checkin

Performing a air conditioner coil cleaning

Performing a air conditioner coil cleaning

Ron M.

Ron M. Job Checkin

Performing a air conditioner coil cleaning


Garrett F.

Garrett F. Job Checkin

Working on a Rheem furnace in Newark Ohio

Working on a Rheem furnace in Newark Ohio

Brian M.

Brian M. Job Checkin

Replaced gas valve on Coleman furnace in Buckeye lake Ohio