Paxton, IL
New System Installation in Illinois
Compare HVAC contractors in Illinois, or tell us what’s going on and get quotes.
What do you need in Illinois?
All HVAC contractors →Air Quality
Service & Specialty
91 hvac in Illinois
CGM Local in Illinois
Gilberts, IL
New Lenox, IL
Cicero, IL
StaffQuick in IL.
Glen Carbon, IL
When it comes to maintaining a smoothly running HVAC system, you need to work with a local
Hanover Park, IL

Our certified Sweeps are fully trained and continuously updated on the latest procedures and technology within the industry, as appliances a
Eureka, IL
Elk Grove Village, IL
Antioch, IL

N-Control is known for top-quality products and services. We have the ability to meet all of your HVAC automation needs nationwide. We have
Northbrook, IL
H3 Manufacturing Group in Champaign, IL.
Champaign, IL
Chicago, IL
Bloomington, IL

Providing honest and reliable service for 50 years.
Freeport, IL
Quincy, IL
Chicago, IL
Central Illinois Weather Forecast Office in IL.
Lincoln, IL
Springfield, IL
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Frequently Asked Questions
Which HVAC contractors in Illinois offer new system installation?
91 HVAC contractors in Illinois list new system installation on CGMIMM. Compare their ratings, reviews and license, or request quotes from the form above.
How much does HVAC repair cost?
Most repairs run about $150 to $600 — a capacitor or ignitor is on the low end, a compressor or heat exchanger much higher. A new system usually costs several thousand dollars. Ask for the price after the diagnosis.
Do HVAC contractors need a license?
In most states, yes, and anyone handling refrigerant needs EPA 608 certification. Ask for the license number before work starts.
What do HVAC contractors do?
Air conditioning, furnaces, heat pumps and boilers; duct cleaning, ductwork and air quality; new systems, thermostats and maintenance plans. Pick a service above to find contractors that offer it.
How many HVAC contractors for new system installation are listed in Illinois?
There are currently 91 listed in Illinois on CGMIMM.
Newest HVAC contractors in Illinois




Residential and commercial HVAC installation, repair, and maintenance serving Cuyahoga County, OH. Same-day service and a 24/7 emergency lin
Parma, OH
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