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Thermostat Services in Illinois

120 local Thermostat Services pros serving 40 cities across Illinois. Looking for thermostat installation in Illinois? HVAC Service Fast lists 120 local Thermostat Services companies serving 40 cities — from Chicago and Cicero to Bloomington. 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… Read more

Compare Thermostat Services Companies in Illinois

Local contractors · pick a city to narrow down

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Hermes Service and Sales logo

Hermes Service and Sales

2503 General Electric Rd, Bloomington, IL 61704, USA

Trane Comfort Specialist
AC Services Thermostat Services
5.0 (659) · via Google

Website

Hero Air - Chicago, IL logo

Hero Air - Chicago, IL

4823 W Patterson Ave, Chicago, IL 60641, USA

Commercial HVAC Energy Efficient Solutions Heat Pumps
5.0 (332) · via Google

Website

Comfort Zone Service logo

Comfort Zone Service

9910 W 190th St Ste K, Mokena, IL 60448, USA

Carrier Dealer
Thermostat Services
5.0 (330) · via Google 40 yrs

Website

City & Suburban logo

City & Suburban

1225 N Cleaver St, Chicago, IL 60642, USA

American Standard Customer Care Dealer
AC Services Heating Services Commercial HVAC
5.0 (181) · via Google

Website

Cosmic HVAC Inc. - Chicago, IL logo

Cosmic HVAC Inc. - Chicago, IL

1655 S Blue Island Ave Ste 422, Chicago, IL 60608, USA

AC Services Heating Services Commercial HVAC
5.0 (152) · via Google

Website

Polar Vortex Heating & Cooling logo

Polar Vortex Heating & Cooling

3646 W Oakdale Ave Apt #2, Chicago, IL 60618, USA

Energy Efficient Solutions Heat Pumps Thermostat Services
5.0 (131) · via Google

Website

Modern HVAC Technology logo

Modern HVAC Technology

5555 N Sheridan Rd Ste 3, Chicago, IL 60640, USA

Maintenance & Tune-up AC Services Commercial HVAC
5.0 (109) · via Google

Website

Josh Phillips HVAC LLC logo

Josh Phillips HVAC LLC

1103 Martin Luther King Jr Dr Ste 2B, Bloomington, IL 61701, USA

Thermostat Services AC Services
5.0 (31) · via Google

Website

About Thermostat Services in Illinois

Looking for thermostat installation in Illinois? HVAC Service Fast lists 120 local Thermostat Services companies serving 40 cities — from Chicago and Cicero to Bloomington. 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 thermostat installation, thermostat repair, smart thermostat installation 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.

Thermostat Services in Illinois — FAQ

How many Thermostat Services companies are listed in Illinois?
HVAC Service Fast currently lists 120 Thermostat Services companies across 40 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 Thermostat Services 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 Thermostat Services 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 Thermostat Services pros?
The largest concentrations are in Chicago, Cicero, Bloomington, Peoria, East Peoria. Use the city filter to narrow this page, or open a city page for the full local list.

Thermostat Services by City in Illinois

Open a city page for the full local list of Thermostat Services pros.