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

50 Years in Business

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, maintenance and installation.

AC Repair in Alamo, CA

Stewart Heating, Plumbing & Air Conditioning stands as a reliable and efficient provider of prompt AC repair services not only in Alamo, CA but also in its surrounding areas. Our team of skilled technicians is equipped with the expertise and resources to swiftly diagnose any issues plaguing your air conditioning unit. With a commitment to excellence, we strive to deliver nothing short of the finest air conditioning repair in Alamo, CA. Trust in our proficiency and dedication as we work diligently to restore comfort and functionality to your home or business’s cooling system.

Air Conditioning Installation

When it comes to air conditioning installation in Alamo, Bryant® is the brand that stands out for continuous comfort, unbeatable efficiency, and reliable operation. With over a hundred years of experience, Bryant has been at the forefront of improving indoor comfort. Their Bryant Evolution® System offers the highest efficiency in home cooling, providing economical performance, comfort, and value. As an authorized dealer of Bryant air conditioners, Stewart Heating, Plumbing & Air Conditioning is proud to offer professional AC installation services. Our experienced technicians will ensure your Bryant air conditioning system is installed with precision and professionalism, tailored to meet your specific cooling needs. Choose Bryant for your air conditioning installation and experience the exceptional performance and customer satisfaction they deliver.

Heating Service

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!

Furnace Repair

When it comes to furnace repair in Alamo, Stewart’s is the go-to company. With expertise in servicing all makes and models of heating systems, we are your trusted choice for efficient and reliable furnace repairs in the Alamo area. Whether you’re facing a minor issue or a major breakdown, Stewart’s has the knowledge and experience to get your heating system back up and running in no time. Don’t let a malfunctioning furnace leave you in the cold; contact Stewart’s for top-notch furnace repair services in Alamo.

Furnace Installation

For high-quality furnace installation in Alamo, Stewart’s is the company to turn to. We specialize in the installation of Bryant gas furnaces and heat pumps, known for their quiet and energy-efficient performance. When you opt for Stewart’s for your heating installation requirements, you’re making a wise investment in a comfortable and energy-conscious solution for your home. With our expertise and commitment to excellence, you can rely on us to deliver dependable heating installation services in Alamo, ensuring your home stays warm and cozy even during the coldest weather.


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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