UA-3282390-1 Citywide HVAC, Refrigeration, AC, Boiler Repair Chicago
Citywide Heating and Cooling, 6101 W. Montrose Ave Chicago, IL 60634

Need help? Contact Us! 773.HOT.COLD (773.468.2653)

Citywide is Chicago's HVAC Repair Company

Citywide has been around for over 30 years serving Chicago as a family owned and operated business. We offer services in installation and repair for furnace, boiler, and A/C to residential and commercial customers. We are certified heating and air conditioning technicians to help you with any preventative maintenance, repairs, and new installations.

Citywide services HVAC to restaurants, supermarkets, or any type of business. We will repair your refrigeration, heating and or cooling systems. Citywide will service all your HVAC needs so you can focus on your business. Citywide will keep your existing refrigeration and HVAC systems running; with repairs when necessary with our preventative maintenance program that allows you to avoid those costly headaches you just don’t need. We install and repair walk-in coolers, walk-in freezers and restaurant equipment. We have both new and used equipment available. Please contact us with any questions you might have.


100% Satisfaction Guaranteed
Year Labor Guarantee
Property Protection Guaranteed
Drug-tested, Background Checked HVAC Technicians
24/7 Emergency Service Available

Our HVAC Repair & Installation Services


Since 1966 we have been designing and repairing equipment that others will not. We offer only the highest quality systems. Correct design, installation, and maintenance of your custom centralized system helps maximize the return on your investment. We feature some of the finest, highest efficient systems in the industry. We service most makes and models and stock over 10,000 parts at our store. Our trucks go out with over 400 furnace parts for fast reliable repairs on those coldest winter days. It’s also so important to know that the air conditioning company you choose is an expert in their business. You are in good hands with a company that boasts over 40 years in the business of AC repair and cooling equipment.


Citywide is your Chicago area HVAC parts store! We cater to you whether you’re a professional home heating & cooling systems installer, or maintenance professional, or you’re a do-it-yourself-er with a big or not so big project on your hands. One thing we know you’ll need is quality, dependable heating and cooling parts at affordable prices. We an extensive Parts Department to help ensure you have everything you need to ensure your project is completely successfully. We stock 1000's of heating, A/C and refrigeration parts at contractor prices. We do not charge extra for after hour or weekend sales. We also offer delivery service of your parts right to your door.


Citywide services all types of refrigeration, air conditioning, heat, exhaust/make-up systems, and ice machines regardless of size or location. Walk-ins, line freezers or coolers are not a problem and we are authorized to do warranty work for most manufacturers. Ice machines and even specialized beverage equipment can be serviced as well. We have service trucks on the road specializing in commercial service.


Citywide offers a heating and cooling maintenance and repair service for commercial, corporate, industrial, private, and state buildings. Citywide is located in Chicago, and we service all properties in the entire Chicago area. Our in-house staff of certified HVAC specialists ensures your work can be carried out by someone who know and appreciate the considerations regarding your building, systems and tenants.

Quality heating,

air conditioning and

refrigeration solutions

What People Say?

Citywide HVAC Repair & Installation in Chicago
Jason Fosdick

"My heat went out at 4 am on a Sunday morning, no HVAC stores were open. Found Citywide online and drove down from Racine to pick up the part that got my furnace going again."

Citywide HVAC Repair & Installation in Chicago
Melissa Jordan

"Citywide Supply & Service has been helping me out with my HVAC needs for years now. They are very knowledgeable, dependable, friendly, and super easy to work with."

Citywide HVAC Repair & Installation in Chicago
James Connor

"Found something hard to find today, an honest company. Had a problem with my heater and Citywide Supply & Service fixed it quickly and cheaply. Quality work at a reasonable price."

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