Proudly Serving the Wilmington, NC Area Since 1981.



In-Home Evaluation For HVAC Replacement

Time to replace your heating and air system? O’Brien Service Company offers complimentary in-home evaluations. Watch this video to learn what to expect when an O’Brien Design Specialist visits your home and why it’s important.

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Join The Energy Savings Club

Receive Annual Maintenance Plus Other Benefits


“Just as a tune-up for your car can improve your gas mileage, a yearly tune-up of your heating and cooling system can improve efficiency and comfort.”EnergyStar


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Melissa W. (Southport 28461)
“New home first time service with O’Brien, Representative was Matt. Very professional, walked us thru all details of HVAC units and Filters, shared his knowledge & expertise. Great first time service.” -Melissa W. (Southport 28461)
Damon L. (Wilmington 28411)
“Called for an appointment. Received same day service. Larry was quick and informative about my seasonal service and potential future problems. Great service at a great price. Thank you, O'Brien!” -Damon L. (Wilmington 28411)
John M. (Kure Beach 28449)
“The technician arrived on time and was very professional and courteous. He did the annual checkup of the system. He briefed me on what he had done. I had some additional questions and he answered all of them. I was very satisfied with his work and the way he communicated with me.” -John M. (Kure Beach 28449)
Chuck G. (Leland 28451)
“When Matt came to the house to check out my A.C He was both courteous and knowledgeable. He explained all he was going to do and answered the questions I had in manana I could understand. when He was done, he sat with me and explained what services were available. I am most pleased both with O' Brien and with Matt's expertise. Very Truly yours, Chuck G.” -Chuck G. (Leland 28451)
Robin & Todd A. (Wilmington 28403)
“Very impressed with Chris's thoroughness, friendliness & professionalism. Glad we finally signed up for an annual service contract!” -Robin & Todd A. (Wilmington 28403)


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2019 Best Heating and Air Company

Thank you, Wilmington for voting O’Brien Service Company Best Heating and Air Company in the StarNews Media’s 2019 Best of the Best.  It's thrilling

Annual Maintenance Service

Most people would agree a properly functioning HVAC system is very important.  Which is why taking the proper steps to care for your HVAC system

2019 Stuff the Bus

O’Brien Service Company is teaming up with Z.107.5 and Sunny 103.7 to assist Communities In School (CIS) Cape Fear.  We’ll all be helping to “stuff

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