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Call us for 24/7 AC & heating repair in Mokena.


Heating & air conditioning in Mokena, IL

No added charge for nights

We provide expert cooling and heating services throughout Chicago’s Southlands. Just call us when you need an HVAC expert to help you out.

When your air conditioner or furnace stops working, you can’t just wait around for repairs. That’s why you need to call us. King provides 24/7 heating and cooling repair service in Mokena and throughout Chicago’s Southlands. We’ll send one of our friendly, experienced techs out to your home as soon as possible to inspect your system and get it working again.

$50 Off Any HVAC Repair Service

Limited time only!

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

Save on our award-winning service.

Get a great deal from our team!

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.

$99 AC Tune-Up and Safety Check

Limited time only!

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

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!

Our most popular services

We’re proud to be Mokena’s HVAC service pros.

As part of our 40-point heater maintenance service in Chicago, a King technician opens up a Carrier gas furnace.

Heating Repair

Has your furnace stopped working this winter? Call us right away. Our furnace repair specialists are available 24/7 to help you get your home back to being warm and cozy. We repair furnaces & boilers.

A Carrier air conditioner, recently repaired by a NATE-certified and experienced technician from the team at King.

AC Repair

Air conditioning problems? Get in touch with our team. King is your team for 24/7 AC repair in Mokena. Call us, and we’ll send one of our expert technicians out to your home to inspect your system.

For furnace installation in Chicago, call your Carrier Factory-Authorized Dealer: King Heating, Cooling & Plumbing!

New Air Conditioners

Need new air conditioner installation here in Mokena? Call us. We offer free in-home estimates on new air conditioners. Our team will match you and your home to the perfect new cooling system.

With a new Carrier gas furnace just like this one, your home will be set for a warm and comfortable winter ahead.

New Heating Systems

Our team installs furnaces, boilers, and other reliable, high-quality systems. Get a free in-home estimate on your new furnace installation here in Mokena, IL by calling our office today.

With a new furnace professionally installed by King, your home will be cozy and comfortable all winter long.

Furnace Tune-Up

Have our team get your furnace ready for the cold winter ahead with a professional tune-up. Our preventative maintenance helps you avoid breakdowns and get more out of your heater, all winter long.

Using specialized equipment, a King technician performs seasonal maintenance on a local AC unit here in Chicago, IL

AC Tune-Up

We’re the team to call for air conditioner service in Mokena. Have our HVAC experts take a look at your air conditioner ahead of summer to ensure it’s running at its best. Schedule your tune-up today!

Call for service you can count on in Mokena.

Proud to serve our community

In the vibrant community of Mokena, IL, where tradition harmoniously meets modernity, residents have enjoyed a steadfast and reliable HVAC partner for decades. That partner is none other than King Heating, Cooling & Plumbing. With roots deeply anchored in the nearby Oak Forest, our reach extends across the Chicago Southlands, bringing warmth, comfort, and reliability to countless households.

Strategic Location for Timely Service:

Our strategically positioned home base in Oak Forest ensures that Mokena residents are never far from timely help. This location advantage allows us to dispatch our skilled technicians promptly, ensuring swift emergency repairs, meticulous seasonal tune-ups, or thorough in-home estimates. A cooling system falter during Mokena’s summer heat or a sudden heating glitch on a cold winter night? Worry not, for King is but a stone’s throw away, always at the ready.

Decades of Dedication:

Our commitment to local homeowners is not a fleeting trend or a recent endeavor. We’ve been an integral thread in the fabric of the Chicago Southlands since 1968, intertwining our legacy with the growth and development of the region. Over half a century of unwavering service speaks volumes about our dedication, resilience, and the trust the community places in us.

An Award-Winning Tradition:

Recognition often follows excellence, and at King Heating, Cooling & Plumbing, this adage rings true. Our prowess and commitment have been acknowledged not once, but seven times, with the prestigious ‘Best of Chicago’s Southlands’ award. Such accolades, while humbling, also reinforce our commitment to maintain, if not surpass, the benchmarks we’ve set. When you choose to work with King, you’re not just opting for a service; you’re aligning with a legacy of excellence that the entire Chicago Southlands vouches for.

A Testament to Trust and Quality:

Over the years, we have witnessed the ebb and flow of seasons, the evolution of HVAC technologies, and the changing needs of the Mokena community. Yet, through all these shifts, one constant has remained: our undying dedication to quality service and the trust our clients place in us. Each technician, representative, or team member at King is a bearer of this trust, ensuring that every interaction reaffirms our commitment and your confidence in our services.

Why Mokena Chooses King:

The reasons are manifold. It’s the timely service enabled by our strategic location. It’s the wisdom and expertise gathered over decades. It’s the repeated recognition of our excellence. But above all, it’s the tangible difference Mokena residents feel when they experience our services. Every repair, every tune-up, and every estimate is a promise delivered, ensuring comfort, longevity, and peace of mind.

As the landscape of Mokena evolves, so does the need for steadfast partners that households can lean on. For all things HVAC, King Heating, Cooling & Plumbing stands tall as that unwavering partner. From our vantage in Oak Forest, we look forward to serving the Mokena community and the wider Chicago Southlands for many more decades, further cementing our legacy of excellence, trust, and unmatched service.

When you think HVAC in Mokena, think King. Experience the blend of legacy, expertise, and award-winning service that only we can offer. Welcome to the King family!

King Heating, Cooling & Plumbing provides HVAC and plumbing services throughout the Chicago and Northern Indiana areas.

“Talked to Brandon about my furnaces and air conditioners on Wednesday. Gave the approval Friday and the equipment was installed Monday. Thanks, King!”

“I have to say it was a pleasure working with King. I would highly recommend them and will definitely use them in the future.”

We repair all makes and models.

Work with the team that does things right.

Get service from our experts

Our techs are available 24/7.
Air conditioner and furnace breakdowns don’t always happen between the convenient hours of 9-5. That’s why our team is available 24/7 with around-the-clock service. Plus, we don’t charge you extra for service on nights and weekends. If you need furnace repair in Mokena, call us.

We stand by our HVAC work
We believe in the great work our technicians do and the outstanding service they provide to our customers. That’s why we back them with our 100% satisfaction guarantee. If you’re not satisfied with our service, for any reason, let us know. We’ll work to make it right by you.

Just call us for service

We make getting repairs as easy as 1-2-3.


Call us for 24/7 service here in Mokena.

We’ll let you know the soonest we can get a technician out to your home. Our team is available around-the-clock, and we don’t charge you anything extra for service on nights or weekends.


Our tech will inspect your system.

Once our technician arrives at your home, they’ll need to take a look at your system and diagnose the issue. Once they’ve figured out what’s gone wrong, they’ll report back to you.


We’ll make the repair.

If you approve of our quote and our plan of action, our tech will go ahead and start working on repairing the system or replacing the needed component. We’ll ensure your system is working right again.

We answer your FAQs.

Your guide to our services

Do you provide commercial HVAC services in Mokena?