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AAA Heating & Cooling

5.0 141 reviews
Overall rating
5.0
out of 5
141 reviews
5 star 98%
4 star 1%
3 star 0%
2 star 0%
1 star 1%

About AAA Heating & Cooling

AAA Heating & Cooling has been serving the Greater St. Louis, St. Charles, Warren, and Lincoln County areas since 1970, offering Award-Winning HVAC Repair and Installation Services. As a family-owned and family-run company, AAA has expanded to become a full-service home repair provider. They service all brands of Air Conditioners and Furnaces and are a Platinum Service American Standard HVAC Dealer. Customers can trust AAA with their Heating & Cooling needs, including Furnace and AC Maintenance, Repair, Sales, and Installation. AAA also installs Nest and Smart Thermostats and provides a full-line of Indoor Air Quality products, such as Aprilaire Humidifiers and Furnace Mounted Air Scrubbers. The company's Home Services division offers Electrician, Plumbing, and Appliance Services.

Reviewers praised the company's technicians, describing them as very easy to work with, kind, respectful of the property, and efficient in their work. They appreciated the technicians' care and consideration, as well as their ability to explain the job and make any necessary changes. Customers have expressed satisfaction with the quality of work and overall experience, noting that AAA has been reliable since they started doing business six years ago. Many mention that regardless of who performs the routine service, the technicians are competent and straightforward, providing peace of mind. Recent reviews also highlight the technicians' excellent job, answering all questions, and the company's commitment to good service across all areas, including plumbing and electrical. Customers especially value the care taken during drain clearing and ongoing maintenance, and some have praised staff like Austin for doing an excellent job with heating and cooling systems. Overall, AAA Heating & Cooling continues to be a trusted choice for HVAC and home services in the region.

Sep 2026
5.0
Woke up and my AC had stopped working. I was able to get someone out the same morning and get the problem fixed. Austin was a great tech, he quickly diagnosed and fixed the problem. He also confirmed everything was working properly after. He never tried to push anything unnecessary and explained the issues plainly. I would highly recommend AAA and will use them for any future repairs.
Jul 2026
5.0
Sam was amazing. So kind and patient, taking time to answer questions and make great suggestions. Even our dogs loved him lol. Good vibes all around. Great pricing as well and prompt service even during this crazy heat wave. I have only good things to say.
May 2026
5.0
The technician phoned to let me know he was on the way, then phoned so that my hard-of-hearing husband would know he was at the door! He was thorough and cleaned until the unit was free of any dust and grime! And after inspection, he carefully explained any issue that might arise with use. I was very comfortable with his advise!! Great service!! And a great benefit of membership!!!
Photos of AAA Heating & Cooling, 407 East Pearce Boulevard Ste A,  Wentzville
All 14 photos

Hours

Monday Open 24 hours
Tuesday Open 24 hours
Wednesday Open 24 hours
Thursday Open 24 hours
Friday Open 24 hours
Saturday 6AM - 1PM
Sunday 8AM - 11PM

Good to know

  •  on-site services 
  • no online estimates

Location

407 East Pearce Boulevard Ste A, Wentzville, MO 63385

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AAA Heating & Cooling · 407 East Pearce Boulevard Ste A, Wentzville, MO 63385

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