(314) 770-9800






St. Charles Heating and Cooling

Whether it’s hot and humid or the ground is covered with snow, your home’s heating and cooling system is among the most important assets on your property. Keeping you warm in the winter and cool in the summer, a problem with your HVAC system has the potential to stand in the way of your comfort year round. When you need service, maintenance, or support in St. Charles, MO, our team is prepared to put our skills to the test for you.

Academy Air has been serving the St. Charles area for over 40 years, providing expert support for those in need. Whether your heater breaks in the dead of winter or your air is out when temperatures reach their peak, our HVAC experts are always standing by.

Expansive and Experienced Services

Problems with heating and cooling systems come in many different forms. Rather than paying a fortune for a fix that might not be right, put yourself in our trustworthy hands. Our highly experienced team has the expertise necessary to diagnose issues and provide the best possible care in order to make sure your HVAC system works like new. All of our technicians are licensed, bonded, and insured to guarantee a job well done, no matter what the problem may be.

We can help with every facet of your home’s heating and cooling systems, providing emergency services when the unthinkable happens, 24 hours a day and 365 days a year. Whether it’s midnight on a holiday or a Monday afternoon, our technicians are prepared to do what it takes for you. Our services include:

  • Furnace service and repair
  • Emergency maintenance
  • Air conditioning service and repair
  • Smart thermostats
  • Humidifier and dehumidifier service
  • Carbon monoxide detectors
  • Leak repair
  • Vent cleaning and repair
  • HVAC system replacement and installation

Residential and Commercial Assistance

Whether you own a single family home, a warehouse, or an office building, Academy Air in St. Charles is the right team for the job. We are proud to serve both residential and commercial properties in the area, taking care of everything from emergency replacements to regular yearly maintenance. No matter the make, model, or age of your unit, where it’s installed or the size of the building, we have the tools to make sure every job is done right. With around the clock services to take care of any issue, our heating and cooling experts can make quick work of any problem with ease.

See Why We’re Different

There are dozens of heating and cooling technicians in St. Charles. What makes Academy Air the best choice?

As a family owned and operated company, quality is our number one focus. It is our mission to treat every customer as one of our own, providing guaranteed quality services in every situation. Doing well simply isn’t good enough; we are dedicated to being the best at every service we offer. When you want assistance you can trust, you want the quality-oriented service professionals at Academy Air. Call today to see what our elite team has to offer!



Local Reviews
for Saint Charles, MO

Rated 4.8 out of 5 stars
based on 64 customer reviews

Map of Saint Charles, MO

Great Company


Academy Air has been servicing our equipment for years and has always provided thorough, professional, and friendly service


Map of Saint Charles, MO

Furnace maintenance



Map of Saint Charles, MO

yearly furnace


Mike was friendly, informative, and explained things in an easy to understand way. And on time for appointment.


Map of Saint Charles, MO

Great service


Academy Air is responsive to my calls and is willing to work around my schedule. Mike Skikas is always friendly, polite and patient. He takes time to explain things and answer my questions.


Map of Saint Charles, MO

Superb job!


Academy Air always does an outstanding job.


Map of Saint Charles, MO

Great Service and Polite Technician


We have been using Academy Air for many years and have never found the service to be lacking. All service representatives are informed, polite, and take care when coming into the home to be mindful of not leaving any trace behind that they have been here! Very much appreciated.


Map of Saint Charles, MO

Service Review



Map of Saint Charles, MO

Very professional.



Map of Saint Charles, MO

great service



Map of Saint Charles, MO

Always on time. Takes the time to explain things.


very good


Mike  S.

Mike S.

Completed furnace precision tune up

Near
Lennox Dr,
Saint Charles,
MO 63301


Mike  S.

Mike S.

Completed furnace precision tune up

Near
Lennox Dr,
Saint Charles,
MO 63301


Mike  S.

Mike S.

Completed furnace precision tune up

Near
Sundowner Dr,
Saint Charles,
MO 63303


Mike  S.

Mike S.

Completed furnace precision tune up

Near
Sunny Meadows Dr,
Saint Charles,
MO 63303


Mike G.

Mike G.

Install 96% of fish and Coleman furnace

Near
Avignon Dr,
Saint Charles,
MO 63303


Mike G.

Mike G.

Near
Avignon Dr,
Saint Charles,
MO 63303


David G.

David G.

Installing a 97 % American Standard furnace

Near
Avignon Dr,
Saint Charles,
MO 63303


Brad C.

Brad C.

I performed a precision tune up on a Graduate Series furnace. I replaced the filter, checked all electrical components, gas pressures, operations, and all safties on 1st and 2nd stage. I also cleaned and waxed the furnace. Everything is looking and working good at this time.

Near
Liberty Ln,
Saint Charles,
MO 63303


Dave W.

Dave W.

Completed 832 point precision tune up on furnace

Near
Shady Oak Dr,
Saint Charles,
MO 63301


Brad C.

Brad C.

I performed a precision tune up on a Carrier furnace. I replaced the filter, checked all electrical components, gas pressure, operations, and all safties. I also cleaned and waxed the furnace. It is looking and working great at this time.

Near
South Dr,
Saint Charles,
MO 63303



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