2017 EBSCO Research Best Pick

Oliver Heating, Cooling, Plumbing & Electrical

5th year as a Best Pick

  • A-Rated
  • Verified License(s)
  • Verified General Liability
  • Verified Workers' Comp

"Oliver continues to differentiate itself through its unique positioning, strong history, and ongoing commitment to providing superior and unparalleled customer service. As a character-based company, we not only stand behind our work, we give back to our community. Your peace of mind is our first priority."

David Oliver | Owner

Areas Served:

Montgomery County, Chester County, The Main Line, Delaware County

  • Services Offered
    Oliver installs, repairs, and services most types of HVAC equipment for residential, commercial, and industrial customers. The company also offers maintenance agreements to fit most budgets. There are no residential overtime fees.
  • Warranty
    The company honors manufacturers' parts warranties and offers up to a ten-year parts-and-labor warranty on newly installed equipment and a two-year warranty on all repairs.
  • Distinctions
    Oliver employs NATE-certified technicians and has received multiple Best of Delco awards from the Delaware County Daily Times.
  • Company History
    Since 1971, the second-generation, family-owned company has served customers in Pennsylvania, Delaware, and New Jersey.
  • Additional Information
    The company sells and services all brands of equipment.
  • Licenses

Select Quotes from Customer Interviews

A selection of 364 homeowner reviews:


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I have used Oliver for my heating/air conditioning and plumbing needs for over ten years. They do excellent work and are well organized and honest—A+.
They are always on time, know everything about the units, and do the work cleanly and quickly. Their staff is outstanding.
Their heating/air conditioning service is excellent. Put in a new system in one day—works great. Servicemen are knowledgeable and courteous—A+.'
I've had Oliver for my heating and cooling needs for almost ten years. They have always been professional, and they do quality work.
I used them in the past when my A/C decided to quit during the heat wave. They came out the same day. They are great.
Corey is the technician who comes here every six months. Cannot say enough good thing for him.
They came on time. Installed a new heating and air conditioning plant, in a timely manner. The units have worked efficiently.
Have had Oliver service our heating and air conditioning systems for over 10 years with few complaints.
Called in to ask a question regarding our A/C unit, and was given a quick and accurate answer immediately.
Yearly inspection and contract renewal went smoothly.

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