If you would like to find an HVAC contractor who gives you such amazing service that you never look anywhere else again, then you've landed at the right place.

Stewart Heating and Air provides residents with the finest residential and commercial HVAC products and services (heating, ventilation, indoor air quality and cooling). We are a company who understands that fulfillment in life comes by serving others. We meet the air conditioning, heating and air quality needs of our customers like we were serving our own families - and we have the expertise to do it better than anyone else around.

As a premier Alameda HVAC Contractor our services (including A/C repair, maintenance agreements and new installations) cover the following cities:

Alameda Albany Berkeley Castro Valley Dublin Emeryville Hayward Kensington Livermore Oakland Piedmont Pleasanton San Leandro UC Berkeley

Residential HVAC Air conditioning and heating comprises a high percentage of your monthly utility bills, so you need your equipment to run efficiently while also providing the reliable performance you depend on. We provide excellent maintenance plans applicable to any brand of residential equipment you may own. An air conditioning and heating system is similar to your automobile - it needs routine maintenance to run efficiently and fulfill its design life span. Neglect can cost you more on utils and shorten the life of your equipment.

Commercial HVAC Take the many options and design capabilities available for residential installations and multiply that for commercial installs. We are experts at proper Commercial design build, installation, retrofit and maintenance. In addition to proper system design and installation, regular maintenance ensures optimal operation while extending system life. Repair work is often a much more economical route to take to keep large system operating, and we are experienced in proper trouble shooting of both commercial and industrial systems. When you have a service agreement with Stewart Heating & Air Conditioning you can rest assured that your needs will be handled with priority and that your commercial system will be running as designed. Part of commercial and industrial HVAC design is determining optimal running percentages for equipment based on system capacity and physical conditions. Proper analysis and adjustments promote extended system life and can help you realize substantial energy savings. Additionally, proper HVAC component matching has a very real affect on your efficiency and systems performance as improperly matched equipment can hinder a great system from functioning like it was designed to.