About Us

Stockton heating and air conditioning

M & M Heating & Air Conditioning Service Co. was founded by Ronald and Joan Malmquist in 1976.

Our 10 full-time employees have been serving Stockton and its surrounding areas with dependable HVAC installation, repair, and maintenance services. From AC maintenance and heater installations to building designs for large commercial projects and repair services, we’ve you fully covered.

We understand that everyone’s needs and requirements are different. That’s why, we strive to provide you with an assorted range of services, and at affordable prices.

We trust our skill and confidently stand behind the work we do. To show you that, we offer a

1-year warranty on workmanship. We honor all manufacturers’ warranties 100%, so that you’ll get the best warranty repair when needed. We also have extended warranties up to 10 years.