Air Conditioning Companies in Lake County, IL

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

Business Listings

When you call Grand Comfort, 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 -

  • My furnace wasn't heating well. I called this company to diagnose the issue. Technician

Command Service is a reliable 24hr family owned and run business that was set up in 1970. We promote the highest performance standards in the business - from continuous employee training to complete client satisfaction. Being certified as an independent Trane Comfort Specialist Dealer, we're highly skilled to assist you select the comfort system that finest fits your home and budget.



For more than twenty years, Oelerich HVAC has been the premier Heating, Ventilating, & Air Conditioning contractor for Mundelein, IL and the northern Chicago suburbs. Oelerich HVAC is situated at 309 N. Lake Street in Mundelein, IL. We are currently in the process of building our webpage.


N orthern Air systems. was established in 1984. Owner Wayne Wodach has been in the H.V.A.C. business for over forty years. Wayne began Northern Air Systems because he wanted to supply superior client service. Today, Northern Air Systems is your finest choice for state-of-the-art, high efficiency, professionally installed domestic and commercial comfort systems.


C.R. Mechanical Services provides Full Service solutions for your home. From Forced Air Service & Installations to Water Removal & Distrubution systems. With over Twenty Five Years of Experience in the Industry C.R. Mechanical Services is here for you around the clock to tackle Any Comfort challenge you may face.


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.


As a family business owned and run by the Cahill family, we've been delivering quality installation and repair of heating and air conditioning systems to the homeowners in the northern suburbs for over three decades. Specializing in complete indoor comfort, Cahill heating and air provides the knowledge and expertise to assist you choose the finest furnace or air conditioner to suit your requirements


Your complete service heating, air conditioning, and air quality specialists. We will e-mail you specials and FYI's through out the year. Such as up to a 500.00 tax credit for 2009 on select furnaces and air conditioners, and that is not all! We are an authorized Mitsubishi Diamond Dealer and specialize in adding air conditioning heat pumps to homes with hot water or steam heat.


For over 40 years, Robinson Heating & Cooling has been working hard to supply the finest in client service and support throughout Waukegan and the northern Lake County area in Illinois. Our new website is another way for us to provide our clients details about the services we supply, the products we sell and support, and other valuable resources to aid ensure that their heating and air conditioning


Indoor Climate Experts has over fifteen years knowledge in the cooling, heating and ventilation industry. We are a family run and operated firm. All of our clients are treated as if they were members of our own family. We are committed to your comfort. We always appreciate your opinions. Commercial HVAC is one of our specialties- go to the service page to learn more!


We aim to provide the highest standards of client service in the HVAC community - with a dedication to detail and quality workmanship.


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

  • I’ve been with Convenient since 2014. They have always been responsive with quality

Our trucks come well equipped to make only one stop. Heating We have the technical knowledge and expertise to repair all makes and models of heating units for your home. Air Conditioning In the summer, the average Chicagoland family pays about 40% of their energy bill for air conditioning of the house? But it does not have to be this way.


As our name implies, we're committed to your INDOOR COMFORT all year long. And, we can give you some very UNIQUE advantages when you decide to make that key investment in a new heating or air conditioning system. We have been servicing the North Shore and Lake County area since 1967. We only sell the most reliable, best quality, energy efficient heating & cooling systems available.


PPI Professional Plumbing a complete service commercial plumbing contractor for both new and rehab projects throughout metropolitan Chicago. We provide the latest product innovations from anti-scald tub and shower faucets and pressurized 1.5 gallon water closets to luxury kitchens, bathrooms, and A.D.A. compliant facilities.


Full service hvac contractor. We specialize in furnace installation and replacement. We also install central air conditioning systems and repair.

  • My old ac went out and Gene was quick to respond. Decided to go with a new ac unit. Was

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.


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.

  • Yesterday started out bad woke up to gas smell call gas people they made us sit in the

We're a family run and run business that supplies quality, design, installation, maintenance and repair services on heating, ventilating and air conditioning systems, as well as hot water tanks and sump pumps. We supply quality products as well as quality service backed by warranties that will let you rest easier. It's that refreshing coolness when you walk in on that hot and humid day.


All installations come with a LIFETIME Equipment Replacement Guarantee! Discount Heating & Cooling has been delivering quality heating and air conditioning service and installations for northern Cook, Lake and McHenry counties for over fifteen years. Discount Heating & Cooling supplies service for many property management firms, home warranty firms and we're a certified NICOR service supplier.