Quality Every Time.
Specializing in servicing and installing HVAC and Electrical Systems with over 50 years combined experience.
some of our Services
We service and install residential and commercial heating and air conditioning systems. Providing preventative maintenance and servicing virtually all major brands.
Our partner CSI Electrical LLC is your one stop shop for all of your electrical needs. We specialize in residential, commercial, and industrial. No matter what size or scope your project is, CSI will take care of you.
Have a large HVAC project requiring design? Our professional staff will sit down with you and create a solution to suit your project and unique needs.
Service Guarantee
Why Work with Us
Knowledge
With over 50 years combined experience in the HVAC and Electrical industries we have seen it all and truly run a full-service shop. You can rest assured our knowledgeable staff will take care of your needs and help you avoid unforeseen issues in the future.
Free Estimates
We provide free estimates to anyone within 10 miles of Gillette. Call today to schedule an appointment with one of our estimators.
Customer Satisfaction
Your satisfaction is our highest priority, and we are always trying to exceed your expectations!
Our Work
If you like what we do and want to know more.
Stay Powered with Generac & CSI Electrical
Uninterrupted Power for Every Season
Comfort Systems Inc., an authorized Generac dealer, ensures your home or business stays powered through storms, outages, and unplanned disruptions. Experience unmatched reliability and tailored solutions that fit your unique needs.
- Cutting-Edge Generac Technology
- Warranty Repairs
- Professional Installation & Maintenance
Gillette Wyoming
307-682-4050
Service Areas
Sundance
Moorcroft
Pine Haven
Gillette
Rapid City
Gillette Wyoming
307-682-4050
Service Areas
Sundance
Moorcroft
Pine Haven
Gillette
Rapid City