Mommens heating and cooling
1320 Paris Road • Mexico, MO


We offer sale, service and installation of all equipment we provide plus service to all commercial and residential furnaces, air conditioners, heat pumps, geothermal systems and water heaters.

We also service commercial kitchen equipment and small refrigeration systems, up to 40 tons.

Custom sheet metal work  

Sheet Metal Ducts          

This may not sound like it’s directly related to air conditioning and heating, but it is extremely important. Our custom sheet metal work allows us to create exactly what each job needs, in the homes or businesses that we serve.

Our staff can also make random covers, caps, boxes and bins for whatever jobs our customers have to finish.  For example, we created a battery box for a customer who  needed one to fit an old tractor.  Farmers love our ability to make covers for different implements to keep important parts out of Mother Nature’s reach.



Copper PartsFilters

Are you the king (or queen) of the do-it-yourself world? That’s no problem at all! In our office, we sell all parts and filters over-the-counter for any heating or cooling project you have in your home or business.  We offer the best prices in town.


Warranty Work

Chris working



Our staff holds many certifications from many different companies, dating back to the 1980s. We are always adding to those when a company or manufacturer releases a new product or feature.  Even if you have a brand that we don’t carry, chances are that we can get you up and running in no time!




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