Air Conditioning Companies in Illinois

Comprehensive list of commercial and residential air conditioning companies in Illinois offering installation, repair and maintenance services.

Popular Cities

Browse by County

Business Listings

Chicago HVAC Repair Doctor, Inc services the local Chicago neighborhoods and suburbs with professional heating and air conditioning repair services. We take pride in every aspect of our HVAC repair work and we make sure we give it our all.


When you call TempCare, you can be sure that you are working with an honest and ethical team of highly-skilled HVAC professionals. We also offer simple, hassle-free financing that makes HVAC installation and repair easier on your budget. Examples of our HVAC company most frequently requested HVAC services include: - Furnace Installation - Furnace Repair - Furnace maintenance - Heater Repair - Heater


Call Deljo today to arrange a Carbon Monoxide Safety Check and Tune Up of your furnace. It's important to the safety of your family. Serving the Chicago area for over eighty years, Deljo Heating and Cooling brings to the heating and air conditioning service sector a lifetime of knowledge in the perfection of our craft.



Phillips Mechanical LLC is your local full service HVAC,Heating,Cooling,Air Conditioning Refrigeration and Ventilation contractor. Keeping You Comfortable All Year Around. Providing Excellent Service and Customer Satisfaction. We Inform and educate Consumers in the hvac market. The Heating & Cooling Industry can be very expensive to customer, but we pride ourselves in being new and re-inventing prices


Chicago Heating and Cooling Pros offer Comprehensive HVAC Services in Chicago and surrounding areas. Knowledgeable on all the latest HVAC techniques and use the latest technology and our years of experience to provide a complete HVAC service to all of our clients.


Instead of just providing you a block of time for your service, we actually set a date and time to handle your repairs or installation. At Masters Brothers, we value our clients' time and aim to supply the highest value possible in the most effective manner. We don't just say we'll be there: we commit to an appointment time in order to make the repair/installation process easier for you.

  • Contacted Masters Brothers to work on my a/c unit. Kris was my technician. Very courteous,

For more than 40 years, our experienced staff takes great pride in their diagnostic expertise. We take personal responsibility in providing you with the solutions needed to solve your plumbing, heating, air conditioning, and electrical problems. When it comes to emergency service, repair, replacement, maintenance, or new construction, don't settle for less! Servicing Elburn, Geneva, St. Charles, Batavia,


Residential / commercial service, repair and replacement of HVAC equipment.

  • In 2012 I had Four Seasons Heating and Cooling quote a Lennox furnace and A/C Pkg. Part

Pro Comfort HVAC, Inc is a family owned and operated heating and cooling company with over 11 years of experience. Located in Aurora,IL and serving the Fox Valley area, Pro Comfort provides 24 hour emergency service on all brands of heating and cooling equipment as well as new equipment sales and installation. When you select Pro Comfort, you can expect quality and professionalism at a fair, affordable

  • I had a furnace installed in my home about 1 year ago and I am extremely pleased. ProComfort

We are a family owned heating and cooling company that provides both residential and commercial heating, furnace, air conditioning, boiler, hot water heater fixing and HVAC installations. Our personal service and expert craftsmanship differs as a trusted, reliable firm for all your heating and cooling requirements.

  • We would hire them again if needed. Very honest and professional.

At Comfort Pro's Heating and Air Conditioning Company, our mission is to ensure the comfort of you and your family. We bring the best in comfort control to the Chicagoland area, and we excel at providing our customers with highly efficient, reliable and affordable heating, air conditioning and indoor air quality products. We provide furnace and air conditioner installation, repair, service and energy

  • Repaired furnace right away. Curteous service, prompt arrival. Would recommend service.

Absolute Comfort Heating & Air Condtioning is your #1 sourse for all your HVAC needs! Absolute Comfort Heating & Air Conditioning is a residential and commercial service and installation company for Crystal Lake, IL - Cary, IL - McHenry, IL - Woodstock, IL - Huntley, IL - Island Lake, IL. Absolute Comfort designs and installs Total Comfort Systems for new construction projects. Absolute Comfort also

  • On June 13th I called to set up an appointment to have my furnace cleaned. I was given

We are ready to serve your service and installation needs. We offer you a service experience that is hassle free and our pricing is fair and up front. We are quick and easy to do business with. We are a full service Plumbing, Heating and cooling contractor TDH is A+ rated BBB and we are licensed and insured. TDH does furnace and air conditioning installation, ductwork, duct cleaning also. TDH does

  • Just had new Goodman 5 ton AC unit and A coil installed by TDH Mechanical. I received

Through the highest quality service and products, All Temp Heating & Air Conditioning keeps your home comfortable, no matter how extreme the Chicago area weather. Our licensed technicians specialize in the installation, maintenance and repair of heating and cooling systems, servicing all makes and models, offering free in-home estimates, and 24-hour emergency service.


Gremillion Mechanical heating and air conditioning is Chicago' s premier heating and air conditioning repair company. We offer expert heating and air conditioning service, sales, and installation. As a Chicago air conditioning contractor for more than 15 years we know the proper way to solve any trouble the hot Chicago summers can give us. On the other end we offer tech best service on furnace and


We are a full service HVAC service contractor providing expert furnace repair, boiler repair and air conditioning repairs and service all of Chicago, IL. Our team of heating and air conditioning repair technicians and installers have been serving the Chicago area for over 15 years providing affordable heating repair and expert installations.

  • Nice plumbing experts!

Dr. Energy Saver (N.E. Illinois) repairs, upgrades, and installations throughout our Illinois service area to help make the homeowner's homes more energy efficient, comfortable and help them save money on their energy bills. Services provided include home energy audits, insulation upgrades, window & door replacements, heating & cooling services, crawl space solutions and renewable energy solutions.


Around the Town Heating & Cooling Inc. is Chicago’s top heating and HVAC contractor. We guarantee the best residential and commercial heating and air conditioning repair in and around Chicago, IL. We provide same day or next day repair on all makes and models of central air conditioning, furnace and boiler system repairs, We will match or beat prices by anyones else in the Chicago area.


A full service heating and air conditioning company providing repair, design and installation services, Temptrol Heating & Cooling is ready to go the extra mile in order to make sure that every customer is a happy customer. Because we know that life happens, we offer emergency heating and cooling services 24 hours a day, 7 days a week and we have built a reputation throughout Lake, Cook and McHenry

  • Horrible, horrible company. We had scheduled an appointment for them to come at 3pm.

Effective air is a family owned business that dates back to 1940s, Energy conservation and safety are our specialtys, saving our clients money and keeping them safe is our Goal, Our technicians are certified Combustion and carbon monoxide experts, And air balance and airflow experts. Effective air has recieved many awards, Including the coveted CONTRACTOR OF THE YEAR, distinguished dealer award and