Custom Design Builders, Inc.

O'Brien Service Company is a locally owned and operated business established in 1981 to provide a complete range of heating and air services, from installation to regular maintenance. Our highly trained and versatile technicians can expertly handle the most complex repairs and advise you on the benefits of regular maintenance. Our sales associates can help you select the most efficient and cost-effective system for your home. According to the Trane Customer Satisfaction Survey, 100% of our customers said they would recommend us to a friend. It may come as no surprise then, that O'Brien is the #1 rated Trane distributor in the region. Nationally, our customer service ranks 17th out of more than 1700 Trane dealers and we are consistently ranked in the top 20 year after year. Our commitment to customer satisfaction is evident in everything we do - from our insistence on wearing protective shoe covers to insure the cleanliness of your home, to offering the industry's highest quality products and service. This attention to detail is what allows us to say with confidence that your equipment will always be fixed right - guaranteed.

Salt Air, Inc. is a company founded on simple principles, but devoted to extraordinary service. We believe it is important for all families to enjoy clean, comfortable air when they’re inside their home. We believe that regular heating and air maintenance should be made simple, convenient and that families should not have to open themselves up to financial risk just to keep their units functional. As such, Salt Air provides a full lineup of air conditioning/HVAC installation, repair, and maintenance services, as well as peerless guarantees. Salt Air, Inc. is dedicated to keeping our clients in the Wilmington area comfortable. No job is too big or small, and we deliver 100% customer satisfaction on every project.