In 1971, Connolly HVAC opened its doors to provide heating and cooling services throughout Contra Costa County. Dedicated to providing industry-leading HVAC services, our team designs and installs HVAC systems, cleans air ducts, and provides other services that improve indoor air quality for residential and commercial clients. Our company is also qualified to assess how customers are using energy and... Read More

HQR Air is Concord, CA's premier heating and air conditioning contractor, specializing in comprehensive HVAC solutions for both residential and commercial clients. Our expert technicians excel in AC repair, installation, and replacement, ensuring your home or business stays comfortable. We offer a wide range of services, including furnace installation, repair, and maintenance, as well as cutting-edge heat pump and mini-split... Read More

Clean Air HVAC was founded in Pacheco in 2004, and we've been providing heating and cooling services in the area ever since. We have a professional, knowledgeable and fully trained staff, so you can trust in the quality of our work. If you are looking for a company to attend to your needs, look no further. We pride ourselves on... Read More