The finest indoor comfort control solutions for Contra Costa County!

Stewart Heating and Air Conditioning has been providing top of the line residential and commercial HVAC products and unmatched service to the Contra Costa County area for over 30 years. While competitors might offer a great sales pitch, or talk about their knowledge and customer service abilities, we simply do it. Every day. At Stewart we know that the quality of service we provide our customers is a direct statement of not only our business, but our own character.

Do you need furnace quotes or repair work done? We specialize in not only air conditioning and IAQ products and service, but in efficient heating solutions as well. Your options for residential heating have never been better. We offer furnaces and hybrid systems with high efficiency ratings (AFUE) that can save you substantially over your current system. Stewart offers no charge furnace quotes which allows you to easily see what is required to move to a new system, which will save you money on energy costs and help protect our environment.

Stewart Heating and Air Conditioning also specializes in furnace repair and maintenance. Your furnace is similar to an automobile in that it needs routine maintenance to run at peak performance. Neglect can not only decrease efficiency but end in required furnace repair. Let us help you avoid the downtime and expense of repair work with our scheduled maintenance plans. If you are interested in scheduled maintenance, furnace quotes or need furnace repair work done, simply call us today at (925) 427-5522. Once you experience Stewart Heating and Air Conditioning you'll never want to use anyone else for your indoor comfort control!