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. Our HVAC unit stopped working so we called O'Brien. Tom came out to talk through different units and pricing. He was extremely knowledgeable and was able to answer all our questions. We were lucky enough to have an install within a week. The installers were extremely friendly and professional.

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About Us

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O'Brien Service is a locally owned and operated business. Established in 1981, our company's founding goal was to provide a complete range of heating and air services. For the past 40 years, our highly trained and versatile technicians continue to expertly handle the most complex repairs. By calling O'Brien, you can rest assured you'll experience knowledgeable technicians and friendly staff.

Energy Savings Club

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You can join the O'Brien Energy Savings Club today and get started on a preventative maintenance plan. Having your heating and cooling systems serviced regularly definitely has its advantages. You rely on it to keep your home comfortable almost every day of the year. You won't want it quitting on you when you need it most.

Service Area

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We have proudly been servicing Wilmington and surrounding areas in southeast North Carolina since 1981. Please do not look elsewhere for an HVAC company. These guys are the best! We purchased a house with geothermal and had no knowledge of how the system worked. Chris arrived at 10:30 and didn't leave till well after 1.

Qualifications

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Trane Comfort Specialist means the independent Trane dealer is committed to being the best in installation, service, customer satisfaction, and employee training. Not every dealer qualifies as a Trane Comfort Specialist, but rather only those that meet Trane's stringent standards and who demonstrate a commitment to customer satisfaction and continuing education.

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