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Commercial HVAC in Illinois

86 local Commercial HVAC pros serving 28 cities across Illinois. Looking for commercial hvac in Illinois? HVAC Service Fast lists 86 local Commercial HVAC companies serving 28 cities — from Chicago and Cicero to Northbrook. Compare Google ratings, check license details and contact companies directly — no middleman, no fees. Illinois sees both hot summers (~80°F) and cold winters (~25°F), so equipment works year-round with little downtime. Typical jobs include… Read more

Compare Commercial HVAC Companies in Illinois

Local contractors · pick a city to narrow down

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Faith Heating and Cooling logo

Faith Heating and Cooling

1709 W Cornelia Ave Unit 2, Chicago, IL 60657, USA

Commercial HVAC Thermostat Services Emergency HVAC
4.5 (67) · via Google

Website

LEAF Heating & Cooling

2674 N Halsted St, Chicago, IL 60614, USA

Commercial HVAC AC Services Heating Services
4.4 (22) · via Google
Hayes Mechanical logo

Hayes Mechanical

5959 S Harlem Ave, Chicago, IL 60638, USA

Commercial HVAC
4.1 (61) · via Google

Website

Althoff Industries, Inc.

4152 May St Ste A, Hillside, IL 60162, USA

Trane Comfort Specialist
Commercial HVAC Energy Efficient Solutions
2.7 (7) · via Google

Website

Seco Refrigeration

2234 W Walnut St, Chicago, IL 60612, USA

Commercial HVAC
2.4 (14) · via Google

Website

About Commercial HVAC in Illinois

Looking for commercial hvac in Illinois? HVAC Service Fast lists 86 local Commercial HVAC companies serving 28 cities — from Chicago and Cicero to Northbrook. Compare Google ratings, check license details and contact companies directly — no middleman, no fees.

Illinois sees both hot summers (~80°F) and cold winters (~25°F), so equipment works year-round with little downtime. Typical jobs include commercial hvac, commercial air conditioning, rooftop unit and seasonal maintenance.

Illinois has no statewide HVAC contractor license — licensing is handled at the city or county level. When comparing local pros, ask which municipal license they hold and whether the work needs a permit.

Commercial HVAC in Illinois — FAQ

How many Commercial HVAC companies are listed in Illinois?
HVAC Service Fast currently lists 86 Commercial HVAC companies across 28 cities in Illinois. Every profile shows the data we have on file — ratings from public sources, phone, address and, where available, license numbers.
How do I verify a Commercial HVAC contractor's license in Illinois?
Illinois does not issue a statewide HVAC license; cities and counties handle licensing locally. Ask the contractor which local license they hold and confirm it with your municipality.
How much does Commercial HVAC cost in Illinois?
Prices vary with job scope, equipment and local labor rates, so treat any flat number online with caution. Our free HVAC cost guide explains typical price factors, and requesting two or three quotes from the companies listed here is the fastest way to see real local pricing.
Which Illinois cities have the most Commercial HVAC pros?
The largest concentrations are in Chicago, Cicero, Northbrook, Addison, Arlington Heights. Use the city filter to narrow this page, or open a city page for the full local list.

Commercial HVAC by City in Illinois

Open a city page for the full local list of Commercial HVAC pros.