About Us

About Us

Since we opened our doors back in 1962, we have delivered first-class installation, repair, servicing, and maintenance services to hundreds of people in Missouri. The best thing about us is that we still value you and your home. With over five decades of experience serving the residents of St. Charles County, St. Charles Metro, Jefferson, Warren, and Lincoln Counties, we have learned to treat our customers like family. Yes! At Missouri Furnace & Air Conditioning, we treat you like family, and that's why each time you visit our offices in Earth City. MO, we strive to make you feel at home. We handle high-end replacement HVAC systems and are always ready to assist at any time of day or night. This means that you should never hesitate to give Missouri Furnace & Air Conditioning a call anytime you have an emergency because we are at your disposal 24 hours a day, just like family.


Don't wait until it's too late - call Missouri Furnace & Air Conditioning today for all your HVAC needs!

Our Company Family

If you are looking for expertise and experience in the HVAC industry, then Missouri Furnace & Air Conditioning is the place to go. The current owner, Mr. Mike Hopen, bought this business in 1983 and has been running it since then. What makes us a family business? Well, most of our staff have been with us for a long while now. For instance, Tracy (Mike's daughter) has been working at Missouri Furnace & Air Conditioning since 2006. Her brother, Rob, is also employed as an HVAC installer.


You should know that all our team members are NATE-certified HVAC technicians. They are all very experienced professionals who have gone through countless hours of training in heating and cooling educational courses to offer you the very best services as HVAC contractors.

We'd Love to Hear From You!

Call our friendly team at (314) 261-6000.

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