Balcom Heating & Air. we want to be your HVAC contractor of choice. Here at Balcom Heating & Air Conditioning, we want to be your HVAC contractor of choice. We're committed to providing you with the best services, at the right price. We serve both residential and commercial customers. Call us today for an estimate! If you are in the market for a new HVAC contractor, we have been servicing the Bay Area for over 25 years. Call us today for more information about our services and how we can help you. If you're looking for HVAC in Sunnyvale, CA, then Balcom Heating & Air Conditioning is the right choice for you. We provide both residential and commercial HVAC services at reasonable prices. Read more details here.