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Proudly Serving Chicagoland For 74 Years!

HVAC in Chicago

Chicagoland HVAC, Heating, Cooling & Plumbing

Family owned and operated, Chicagoland Heating & Air Conditioning, Inc. has been keeping Chicagoland comfortable since 1948. With over 500,000 satisfied customers, we continue to build on proven reliability. Offering a complete range of HVAC services, including system installation, retrofit, seasonal maintenance, air quality accessories, and water heaters, we are your one-stop shop for greater convenience, comfort, and cost-savings. Trust the NATE-certified technicians from Chicagoland Heating & Air Conditioning, Inc. to resolve any challenge with the perfect solution.

  • 24/7 Service
  • Licensed, Bonded, Insured
  • 100% Satisfaction Guaranteed
  • Over 500,000 Happy Customers

Award Winning Service

Check out what our customer’s have to say!

Chicagoland HVAC
Based on 385 reviews
Google Rating
Based on 363 reviews
Yelp Rating
Based on 22 reviews
100% satisfaction Guarantee Large

100% Satisfaction Guarantee

All of our work comes backed by our 100% Satisfaction Guarantee. If you’re not satisfied with our work, please let us know. Our team will work to make things right. That’s what makes us one of the most trusted heating and cooling companies.

40-Point Furnace Tune-Up & Safety Check For Only $99

Expires: 7/31/2024

Originally $129.95. Schedule A 40 point HVAC Tune-Up for only $99!

Up to $150 Off a New Furnace Installation

Expires: 7/31/2024

Buy a qualifying furnace system from us and receive up to $150 off of your new heating system.

$50 off every air scrubber

Expires: 7/31/2024

All of our Air scrubbers are $50 off this month!

$25 Off Any Sump Pump Replacement

Limited time only!

If you are in need of a new sump pump for your basement you are in luck! Hire us and get $25 off a new sump pump.

$25 Off Any Plumbing Repair

Limited time only!

Hire us to to solve your plumbing problems and save $25!

10% Off Any Drain Cleaning Service

Limited time only!

Clogged drain? Hire us to clear that drain and you will also save 10%!

$50 Off Any HVAC Repair Service

Limited time only!

Hire us to repair your air conditioner or furnace and you will save $50.

Free Estimate On A New AC or Furnace Install

Expires: 7/31/2024

We are offering free estimates for anyone in need of a new AC or furnace system!

Up to $300 Off Complete HVAC System Installation

Expires: 7/31/2024

Maximize your comfort and your savings by purchasing a qualifying HVAC system with us and you could save up to $300 off.

Up to $50 Off A Whole House Duct Cleaning

Limited time only!

Schedule us to clean your dirty HVAC ducts and you could save up to $50!

Up to $100 Off New Air Filtration System Installation

Expires: 7/31/2024

Breath cleaner air with a new air filtration system and save up to $100!

10% Off Any Service or Repair

Expires: 7/31/2024

Save some cash when you hire us to repair or maintain your heating, cooling, or plumbing systems!

$99 Tune-Up and Safety Check

Limited time only!

Originally $129.95. Schedule A 40 point HVAC Tune-Up for only $99!

Customer’s love Us

The logo for the source of this review.

“The technician was friendly and knowledgeable. I will definitely make Chicagoland Heating & AC the 1st ones I call for all my HVAC needs. Thank you!”


We are proud to offer the Chicago area heating, cooling, and plumbing services. All are backed by our 100% Satisfaction Guarantee and are available 24/7.

Furnace Installation

Heating Services

Chicagoland Heating & Air Conditioning, Inc. knows how the winters can get in Chicagoland. Let us help you keep your home warm! We offer full repair, replacement, and maintenance of your heating systems.

Repair technician for furnaces in Oak, Lawn

Heating Repair

Contact us anytime for HVAC assistance in Chicago, available 24/7. Our team of NATE-certified technicians can fix any brand or model, ensuring your AC is back up and running promptly.

Service for furnaces

Furnace Tune-Up

Our furnace inspection enhances your system’s performance, maximizing efficiency and reducing the risk of malfunctions during the coldest months.

furnace installation in Chicagoland

Furnace Installations

We install new Carrier furnace units, ensuring your winters are warm and comfortable for years ahead. Contact us for a complimentary in-home estimate.

Oak Lawn AC Unit

Cooling Services

When the warm days of summer begin, don’t get left in the heat. Chicagoland Heating & Air Conditioning, Inc. can help you with all of your air conditioning needs & ensure you are efficiently cooling your home.

AC Repairs in Oak Lawn

AC Repair

Call us for HVAC service in Chicago, 24/7. Our NATE certified techs repair all makes and models, which means we’ll have your AC running again quickly.

Chicagoland HVAC repairs

AC Tune-Up

Our AC checkup gives your system a boost so you can get the most efficiency from your unit and helps prevent breakdowns during the hottest months.

AC repairs in Chicago

New AC Installations

We install new Carrier AC units. A new system will make your summers a whole lot cooler for years to come. Call us for a free in-home estimate.

Plumbers in Oak Lawn, IL

Plumbing Services

We are proud to announce that we now offer full plumbing services to our customers now that we are part of the King family!

Furnace maintenance in Chicago

King Royal Treatment Plan

One of the best ways to protect your home’s most valuable appliance.

Now that we are part of the King family, we can offer you access to the King Royal Treatment Plan! With this plan you’ll get regularly scheduled HVAC tune-ups, as well as a number of other benefits such as discounts and priority service.

NATE Certified technicians

What Does It Mean To Be NATE-Certified?

At Chicagoland Heating & Air Conditioning, Inc. we are proud to brag about our NATE-Certified technicians. NATE stands for North American Technician Excellence and our qualified employees bring just that. For further explanation on what it takes to become NATE-Certified, just click below.

Serving Southern Chicago