Heating, Plumbing & Air Conditioning in Contra Costa County Since 1974

Heating & Air Conditioning in Alamo, CA

Stewart Heating, Plumbing & Air Conditioning is a leader in residential HVAC services in the Alamo, CA area. We are a family-owned and operated company and strive for 100% customer satisfaction.

We are proud to be serving your heating and air conditioning needs in Alamo, CA. Whether you need repair, replacement or a new installation of a furnace, air conditioner, heat pump or air filtration system, we get the job right . Our certified technicians service all furnace and air conditioning make and models.

We also provide home energy audits that combine comprehensive comfort and efficiency analyses. By implementing energy solutions, homeowners can save money and reduce the environmental impact.

Air Conditioning Service

Stewart Heating, Plumbing & Air Conditioning is a professional Alamo, CA HVAC Contractor providing a variety of air conditioning services to homeowners throughout the Contra Costa County. Our technicians provide AC services in Alamo, CA including air conditioning repairs, air conditioning maintenance and air conditioning system installation.

AC Repair in Alamo, CA

Stewart Heating, Plumbing & Air Conditioning provides fast AC repair in Alamo, CA and surrounding areas. Our technicians can quickly troubleshoot your AC unit, and offer the best air conditioning repair in Alamo, CA available.

Air Conditioning Installation

There are many brands to choose from. We feel that only one brand can give you continuous comfort, unbeatable efficiency and reliable operation year in and year out is Bryant®.

Bryant has been improving indoor comfort with air conditioners for over a hundred years. The Bryant Evolution® System offers the highest efficiency in home cooling, and all of the products give you economical performance, comfort and value.

Heating Service in Alamo, CA

Stewart Heating and Air Conditioning specializes in all residential heating systems to keep you comfortable all winter long. When the cold weather arrives don’t get stuck in the cold with an old heating system. Install an energy efficient system and save money.

Our service technicians are experienced on all brands of furnaces and heaters. Our technicians will be able to repair your furnace right away. If you need furnace repair in Alamo, CA call Stewart Heating and Air Conditioning!


Do you have problems with leaks and clogs in your plumbing? You can trust Stewart’s to provide you with exceptional sewer rodding services. Our team is also available for trenchless pipe, septic tanks and water heater repair. When planning your next plumbing repair or maintenance project, rely on us to offer unparalleled knowledge, experience, and expertise.

Christa P.
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Exemplary customer service from front office staff to every technician who provided services at our home.

Everyone has been responsive.professional, skilled and so importantly, friendly and kind.Thank you “Team Stewart”!

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