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A/C, Heating & HVAC Services for Wisconsin & Northern Illinois

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Proudly Serving Wisconsin & Northern Illinois

STATE LICENSE:  3897 - HVACQ

Service Fee Waived With Repair

CLAIM OFFER

$99 Value

Special Offers You Don’t Want to Miss!

CLAIM OFFER

Up to $250 Off

Ductless Mini Split System

CLAIM OFFER

Free Indoor Air Quality Assessment

Any HVAC Service

Heating

Rely on our professional home heating specialists for furnace tune-ups, repairs, and new system installation.

For more than 60 years, 24 Hour Home Comfort Services has delivered heating and air conditioning service to Wisconsin and Northern Illinois with a focus on customer service. We don’t intend to slow down! We aim to build our company into the best HVAC contractor in the region. Our technicians are highly trained and experienced and we make sure they’re always updated on the latest HVAC technology and best practices through continuing education. Our commitment to integrity drives us to provide the best quality service to every customer.

Air Conditioning

Our highly trained team can help with installations, repairs, and maintenance of your air conditioning system.

Thermostat Installation

From the biting cold of winter to the humid heat of summer, and we offer solutions that provide peace of mind.

We stand by our 100% customer satisfaction guarantee

Serving Wisconsin & Northern Illinois's Needs in A/C, Heating & HVAC Since 1962


WHY

Upfront Pricing

The quote you get upfront is the price you’ll be paying - no surprises!

Our technicians are on call to solve problems the moment they happen.

Backed By Guarantee

Feel secure with our industry-leading warranties & guarantee.  

Fully Licensed

Rest assured your technician is skilled, licensed, and insured.

Privacy Policy

Available 24/7

Real Stories From Happy Homeowners

We don’t just fix systems, we earn trust. See why thousands of families count on us.

WisconsinNorthern IllinoisDane CountyWaukesha CountyWashington CountyWill CountyMcHenry CountyKane CountyOzaukee CountyLake County

We Service These Counties & Many More. 
Call to Book Today!

 Free Service Call With Repair 

 0% Interest Financing Options 

 Industry-Leading Warranties 

Same Day 
Service Available

Frequently Asked Questions

Yes. 24 Hour services a wide range of heating, electrical, and cooling equipment—regardless of who installed it. You can depend on us to keep your systems running the way they should.
Absolutely. We offer flexible scheduling designed to fit your day, with weekend availability whenever possible.
Always. Our technicians respect your home by using protective materials and leaving their work area clean and organized when the job is complete.
Yes. We take the time to clearly explain the issue, your options, and our recommendations before any work begins so you can make informed decisions with confidence.
A trusted 24 Hour technician—trained, background-checked, and arriving in uniform with a clearly marked vehicle—so you always know who to expect.
We provide comprehensive home services, including heating, cooling, electrical, and indoor air quality solutions—all designed to keep your home safe, efficient, and comfortable.

Have Any Other Questions? Give Us a Call!

(608) 313-7580

Frequently Asked Questions