Aquinas HVAC Inc

The weather in San Jose can be unpredictable. The temperature and comfort of your home shouldn’t be. We are DG Heating & Air Conditioning, a San Jose heating and AC service company that offers solutions for both homes and businesses. From small repairs to major installations, our trained, educated, and experienced technicians can handle any problem you encounter with your HVAC system. In addition to heating and AC services, we also provide indoor air quality services, duct removal and replacement, ductless mini-split installations, and solar services. We provide custom HVAC solutions for any size project and will guide you through the process from start to finish!

Since 1985, our highly trained technicians have served the greater Bay Area, providing 24-hour fast service, 7-days a week, on all makes and models of refrigeration, air conditioning, heating, ventilation and boiler systems. It is our mission to provide every single customer high quality, fast service with integrity. Our owner-operated business strives to provide you with a positive experience from the moment our service technician arrives at your home or place of business. Your comfort, safety and satisfaction are our number one concerns.