HVAC Service & Maintenance
Choose the support you need
We keep systems running longer and performing more efficiently.
We’ve changed the service model for preventive maintenance by removing owner risk and contractor rewards for failure.
When your HVAC systems break down, you need a company you can count on to be responsive no matter what time of day.
What We Cover
- Chillers
- Cooling Towers
- Boilers
- Rooftop Equipment
- Split Systems
- Hydronic Systems
- Humidity Controls
- Recommissioning
- Energy Products
- VAV Systems
- VRF Systems
- Control Systems
- 24-Hour Response
Local Offices. Regional Reach.
No matter where you’re located in Missouri, Arkansas, Kentucky or Florida, our teams are nearby. We have offices in Columbia, St. Louis, Kansas City, Springdale, Louisville, and Sarasota, so help is never far away.
Meet The People Behind Our Success
Bert Kendall
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Trusted for our Excellent Service
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Watch Stories
Many companies call themselves service providers but I have not found any that compare to the attention to client satisfaction you receive from this fantastic family owned business.
We went through several mechanical companies for our business before finding QuesTec. Install and repair is always managed quickly and professionally. Cannot recommend them more!