Your Local Geothermal Professionals

About O'Brien Service Company

O'Brien Service Company is proud to serve the people of Wilmington and the surrounding area with prompt, quality service. We install WaterFurnace products which have industry leading warranties and performance. We pride ourselves on exceptional customer service. Call 910-799-6611 today to schedule a service appointment or for a free, no-obligation consultation. We’ll help determine the perfect system for your home or business. 

Our team services most major brands of geothermal and HVAC equipment. We’ve been proudly serving Wilmington and the surrounding area with top of the line products, service, and maintenance for years and hope to do the same for you, give us a call today!

Contact O'Brien Service Company

3308 Enterprise Drive
Wilmington, North Carolina 28405