Quigley Heating & Air Conditioning of Dallas is a Farmers Branch, TX HVAC specialist offering residential and commercial service across the Dallas area. Located at 13720 Diplomat Drive in Farmers Branch, Quigley's service menu is unusually comprehensive — covering air conditioning installation, maintenance, repair, air handlers, attic insulation, dual-fuel systems, duct cleaning, ductless systems, gas furnaces, heat pumps, and indoor air quality. This breadth of system types and service categories positions Quigley as a technically capable contractor rather than a generalist AC repair shop. With a 4.9-star rating across 569 Google reviews, they've earned consistent customer trust.

The company is reachable at (214) 390-4804 with both service requests and installation estimates handled directly. Their technical depth across dual-fuel systems, ductless HVAC, heat pumps, and gas furnaces means they're equipped for the full variety of home heating and cooling configurations found in the DFW market, including older homes with mixed-system setups that require cross-system expertise.

Customer reviews name specific technicians and describe detailed, explanation-focused service. Matthew Garcia is praised for arriving within 30 minutes and resolving an issue quickly and efficiently. Kenji Pearce is specifically named for explaining everything thoroughly during a new downstairs unit installation and helping the customer make an informed decision. Another reviewer describes an overall great experience on an AC system review with quick follow-through on the diagnostic.

For Farmers Branch and North Dallas homeowners who want a technically thorough HVAC contractor with experience across multiple system types and a demonstrated commitment to explaining their work, Quigley is a first-call option for both standard service and complex installation work.