Your Trusted Heating and Cooling Company

Providing Professional Heating and Cooling Services Since 1993

Comfort Experts is the premier air conditioning and heating specialist in the St. Charles area. In addition to commercial and residential HVAC installation and repair, Comfort Experts also provides customers with high efficiency systems, repairs on commercial heating and cooling equipment, indoor air quality products, and more.

Family owned and operated for more than 21 years, Comfort Experts prides itself on excellent customer service. We care about our customers and show it -- by offering fair prices on work performed by our honest, experienced technicians.

Professional & Experienced HVAC Experts

Our licensed technicians have years of experience solving existing heating and cooling problems for both residential and commercial customers. We maintain service and install heating and cooling systems that help keep our customers comfortable. By installing high efficiency HVAC systems for both residential and commercial clients, we can also help save them money on their monthly energy costs. That’s a huge plus for home and business owners and the environment!

We can service all makes and models for both residential and commercial clients, so no job is too difficult. Some of the brands we service, repair, and install include American Standard, Aprilaire, Bryant, Carrier, Comfortmaker, Goodman, Healthy Climate, Honeywell, Lennox, Mitsubishi, Rheem, Ruud, Trane, York, and more.

Maintenance Plans

If you want ultimate care and assured comfort, let Comfort Experts cover your system with planned maintenance, FREE labor on repair, same day service, and new equipment discounts. These plans are available for both residential and commercial customers, and emergency repairs are also available. Don’t forget to check out our specials to find out how else we can help with your home or business’s HVAC needs.

Residential Services

Our residential HVAC services will help keep your home comfortable year-round and reduce the number of allergens and pollutants entering your home through your heating and cooling systems. Our services include:

Commercial Services

Our services for commercial clients cover everything from building HVAC maintenance to food service refrigeration needs and more. Don’t forget to ask about our scheduled maintenance plans with convenient hours for your business. See what we can do for you with the following services:

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St. Charles Area (636) 939-9220 | St. Louis Area (314) 567-1733
Comfort Experts, Inc.

5323 5th St, St. Charles, MO 63304

Hours Of Operation:

Monday - Friday 8:00AM - 4:30PM | 24hr Emergency Service

License Number:


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