Highland Park, IL – HVAC, Furnace Repair, Air Conditioning Installation and Maintenance

Highland Park, IL Air Conditioning and Heating System

Thornton Heating Services only sells the best of the best HVAC brands to Highland Park residents. If you start with a great system, then you will save money for the entire life of that system. We offer financing plans available with approved credit for systems in stock, so you never have to pass over the best choice for your home because of price. Our business also comes with superior customer service that comes through in our maintenance and repair plans.

Local Reviews
for Highland Park, IL

Rated 4.8 out of 5 stars based on 6 customer reviews

Map of Highland Park, IL

Great Service!!!! Great Company !!




I have a large home and before Thornton I had problems with my heat and air. They replaced it as I moved into a new home 10 years ago. The system is now perfect!! The air cools the house down so quickly. Same with he heat The people yhsyvwork for Thornton are so professional kind and talented. And, trustworthy. I leave the people on my house alone.


Map of Highland Park, IL

Great service, on time




I've been a 30 year customer and pleased with the service every year,


Map of Highland Park, IL

The best!




I have used Thornton Heating for 35 years for a wide range of services - they are the best provider in the greater Chigoland area.


Map of Highland Park, IL

Dependable and thorough





Map of Highland Park, IL

Great thorough service!





Map of Highland Park, IL

Thorough Service!





Ben R.

Ben R.

Performed a precision tune up on one furnace and one humidifier

Near Cambridge Ct, Highland Park, IL 60035
Nick  S.

Nick S.

Clean and check on furnaces and humidifiers

Near Judson Ave, Highland Park, IL 60035
Nick  S.

Nick S.

Service on emergency generator

Near Lake Ave, Highland Park, IL 60035
Jason  C.

Jason C.

Furnace tune up

Near Keats Ln, Highland Park, IL 60035
Jason  C.

Jason C.

Furnace tune ups

Near Clavey Rd, Highland Park, IL 60035
Nick  S.

Nick S.

Clean and check on air handlers, air cleaners, steam humidifiers, boilers, dehumidifiers and wine coolers

Near Waverly Rd, Highland Park, IL 60035
Ben R.

Ben R.

Performed precision tune up on one furnace and one humidifier

Near Villas Ct, Highland Park, IL 60035
Ben R.

Ben R.

I found a precision tune up on one furnace and one humidifier

Near Villas Ct, Highland Park, IL 60035
Nick  S.

Nick S.

Tune up on generator

Near Waverly Rd, Highland Park, IL 60035
Nick  S.

Nick S.

Summer mid season check on air conditioner and air cleaner

Near Cloverdale Ave, Highland Park, IL 60035

Highland Park, IL Furnace Repair and Maintenance

Your furnace is essential to your home comfort. Thornton Heating Systems can help you maintain your furnace no matter the brand you have or the age of the system. If you are tired of your heating and power utility bills inching up month after month, then you likely need a maintenance team that can improve the performance of your furnace. Thornton Heating is that team, and we are ready to give you the discounted maintenance programs that will save you a lot of cash.

Highland Park, IL Maintenance Plans for Your Heating and Cooling System

We can help maintain your heating and cooling system for less money. We have several plans that are meant for different systems that will clean and tune those systems, extending their life and giving you lower monthly bills month after month. We also have plenty of discounts for plans, so you can always protect your Highland Park system regardless of your budget.

Highland Park, IL 24 Hour Service for Emergencies

We take care of unexpected emergencies around-the-clock. Call us 24 hours a day, seven days a week if something happens to your heating and cooling system in Highland Park.

Highland Park, IL Water Boilers

Go with a professional team of heating and cooling experts if you are looking for new water boilers or water heaters. We have the inventory from top brands in the industry that you can depend on.

Highland Park, IL HVAC Accessories

Maintain even the smallest aspects of your heating and cooling system with our installation and repair service for HVAC accessories. No matter how small the component, we can make it work with your system and maintain it so that it will always perform well.

Highland Park, Call Thornton Heating Today! 847-905-1608