About Us

Don’t let HVAC or plumbing issues slow you down. Get fast help from Comfort- Air Engineering and Primo Plumbing, Inc. Call us now at (210) 987-3672 to request an immediate appointment with our experts!

There is nothing more inconvenient than struggling with an AC or plumbing problem. This is why at Comfort- Air Engineering and Primo Plumbing, Inc we are committed to providing fast and efficient service no matter the issue. There is no HVAC or plumbing job too small or too big for us to handle. We will help you repair, replace, design, and maintain your indoor comfort or plumbing system to fit your particular needs.

Robert and John Freund founded Comfort- Air Engineering and Primo Plumbing, Inc in 1964. Both are mechanical engineers from UT. They wanted to design and build air conditioning systems for residential and commercial customers who lacked indoor cooling. The second generation took over the family business in 2001, and we continue to design and build mechanical systems for residential, commercial, and industrial customers.

Engineering your Comfort for Life!

Upfront Pricing: Know what you’ll pay before any work begins. This eliminates unpleasant surprises on your part!

Free Estimates Available: Get a free estimate on new system replacements, whether for heating, AC, or indoor air quality. This is a no-obligation estimate.

100% Satisfaction Guaranteed: We make every effort to provide you with the results you need. If you are not completely satisfied with our service, we will do everything possible to remedy the situation.

Over 50 Years in Business: We are an experienced team of indoor comfort specialists. No matter your problem, we’ve got a solution for you. After all, we’ve had over half a century to perfect our craft!

5-Star Rated Company: Your neighbors trust us as their go-to AC experts. We are proud to be an Angie’s List Super Service Award winner eight years in a row.

Family Owned & Operated: Our staff may number more than 200, but we operate with good old fashioned values. Every customer is treated to the personal attention they deserve. When you work with us, you’re part of the family!

Call Comfort- Air Engineering and Primo Plumbing, Inc today at (210) 494-1692 to schedule your next HVAC service in San Antonio, TX. Whether you need repair, replacement, or annual maintenance, you can expect quality craftsmanship from start to finish.

Check out more of our videos on our Youtube page!

protection plans

  • planned maintenance
  • bi-annual or quarterly inspections
  • 10% discount on repairs

Meet The Team

Our team of experts dedicated to delivering amazing service.

Over 50 Years Of Five Star Service

Excellent customer service!

I was so pleased with the excellent customer service provided by Luis, Eric, Camillo and Mark. Also, your Customer Service Accounts Payable was so sincere and efficient. I would and will always recommend Comfort Air to anyone.

Suzy H.

Very dependable!

I've been a customer of Comfort-Air Engineering Inc for about ten years. I like them because they are very dependable. When I call them, they come out. A few years ago, they installed a new heating and air conditioning system for…

Robert H.

Real professional job!

Replacing faucets throughout house was no problem for these pros, even though there were a variety of fittings they had to deal with. Showed up on time and worked efficiently. Real professional job at a reasonable price.

Bob K.

We wouldn't trust any other!

We have always appreciated your family owned and operated business. We have been with your company for approximately 20 years and wouldn’t trust any other.

Gwen R.

On time, professional and courteous!

Comfort-Air Engineering Inc. recently installed a generator for us and they also did some plumbing work. This was our first experience with the company. They were on time, professional and courteous. Moreover, they did exactly what we asked them to do…

David A.