Sigma Air Heating and Air Conditioning LLC is a family owned business specializing in Multifamily and condominium new HVAC installation services in the San Antonio area. Sigma Air was founded by Aj Imad in 1995 in San Antonio, Texas. Since then Sigma Air has grown to become a well known name in the San Antonio Air Conditioning market and the surrounding areas. We are members of the National Air Conditioning Association and the Better Business Bureau.

Our staff at Sigma Air has the experience and technical know how to take on jobs of all sizes, from designing residential air conditioning & heating to large commercial applications. Our goal is to continue providing Air Conditioning and Heating services with dedication and hard work and to continue to live up to our motto "QUALITY HAS NO SUBSTITUTE".

Our services include: Engineering and Design, Sales, Installation, Maintenance and Repair, Factory Service Repairs, Consulting, and Free Estimates.

If you have any questions/concerns or would like to set up an appointment call us at (210) 657-4462 or fill out our convenient online contact form and we will get back with you as soon as possible.