Johnson Heating and Cooling
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Office Hours:
Monday–Friday, 8:30 a.m.–5:00 p.m.
Service & Sales Hours: Monday–Friday, 7:30 a.m.–5:00 p.m.


Air Conditioning Service in Wentzville, MO

Residential clients turn to Johnson Heating and Cooling for affordable and dependable air conditioning service, repair, and replacement. We are a family-oriented company that was built on the mission of creating respectful and long-lasting relationships with our clients. We never add extra services to your bill and always work to the benefit of our clients.

Whether you have an emergency that requires immediate service or you want to schedule a seasonal system checkup, our service technician completes your service as if it were his own home. Create a more comfortable and functional home for your family with regularly scheduled AC service and maintenance. Our professionals have worked to maintain strong relationships with customers, employees, and the community with every air conditioner service in Wentzville, MO.

Air Conditioning Service Includes Home Repair & Replacements

When you have a problem with your air conditioner, our professionals will assess the issue and let you know exactly which repairs are necessary. Our goal is to educate our clients about every aspect of their systems, so they can detect issues before they grow larger. We work with both homeowners and contractors that need:


Instead of just giving you a bill for the cost of an air conditioning service, our technicians seek to empower our clients through education about the system in their home. Our employees are trained to inform our clients about their cooling systems, so they can understand the ins and outs of any AC service we perform.

HVAC Units in Wentzville, MO

Regular AC Service Decreases Energy Bills

As your air conditioner goes through seasons of use, it will decrease in efficiency and you may see a gradual increase in your energy bills. With a simple health check and minor repairs, our air conditioner service will decrease your energy bills and extend the life of your AC system. Just as you provide ongoing services for your car, regular system checks can extend the life of your air conditioner and lower future repair costs. Every one of our technicians completes AC service with care and respect to you and your entire household.

Contact us today to schedule an air conditioning service with one of our technicians. We are proud to service residential clients in Wentzville,O'Fallon, Dardenne Prairie, Defiance, St. Peters, St. Charles Lake St. Louis, and Foristell, MO.