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HVAC Certified Technicians At Your Service

High-Quality Service at Your Convenience 

Or call

Air Conditioner


Precision. Punctuality. Professionalism.

Service Tech Heating and Cooling Incorporated is a leading and reputable contracting company based in Frankfort, Illinois. Ever since we opened for business in 1989, we’ve taken a comprehensive approach to project management, providing our clients with a wide range of services to cover their needs. Get in touch today to learn more about what we can offer you and to receive your free estimate.

Fixing an Air Conditioner


Customized to Your Preferences


Efficient. Reliable. Exceptional.

Industrial HVAC Installation
Air Purifier Installation


It’s All in the Details

Customer Testimonials

Quality Service = Outstanding Results

Service Tech is a great company to do business with. The technician that came to my house (Paul) got the job done quick and efficiently. Definitely would recommend this company to others!

Gabby P.

Great customer service! Always a pleasure working with this company because of the way they build personal connections to the customer. Overall classy business.

Richie Warfield

I highly recommend this company to anyone who is in need of any heating and cooling needs. It is hard to find someone nowadays with this much passion and pride for the business that they do, but Marvin has successfully instilled that there are still hardworking, passionate people out there.

Brian Fordon


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