Who is GIANT HVAC?

GIANT HVAC is a heating, ventilation, and air conditioning company based here in Chicago, Illinois. We have been satisfying customer needs for over 30 years and we service both the residential and commercial sectors.

We're A+ Accredited!

We hold an A+ Accredited Business rating from the Better Business Bureau but what makes us take pride in our work at GIANT is the feedback we receive from all of our satisfied customers. For whatever HVAC situation you are in GIANT has a solution, and if we cannot provide an instant answer we will work with you until we can resolve your dilemma.

NORTH AMERICAN TECHNICIAN EXCELLENCE

is the nation’s largest nonprofit certification organization for heating, ventilation, air conditioning and refrigeration (HVACR) technicians. NATE tests represent real-world working knowledge of HVACR systems and validate the professional competency of service and installation technicians. Contractors, manufacturers, distributors and educators across the industry partner with NATE to develop knowledgeable, competent HVACR technicians. Home and business owners choose HVACR contractors who employ NATE-certified technicians to get repairs done right – the first time.

Brands that we service

Products We Service & Maintain

40k+

Happy

Customers

30+

Years in

Operation

20+

Awards

Receive

Check Us Out

We got you covered!

We prioritize your satisfaction, be it a late night emergency or a routine repair we offer prompt professional service at an unbeatable price. This is just one of the reasons why so many customers choose GIANT for all of their heating, cooling, and refrigeration needs!

Although we are based in Chicago we work with a multitude of

Arlington Heights, Barrington, Bartlett, Bedford Park, Bellwood, Bensenville, Berkeley, Berwyn, Blue Island, Bolingbrook, Bridgeview, Broadview, Brookfield, Buffalo Grove, Burbank, Burnham, Burr Ridge, Calumet Park, Chicago, Chicago Heights, Chicago Ridge, Cicero, Country Club Hills, Countryside, Crestwood, Deer Park, Deerfield, Des Plaines, Dixmoor, Dolton, Dundee, Elgin, Elk Grove Village, Elmwood Park, Evanston, Evergreen Park, Flossmoor, Ford Heights, Forest Park, Forest View, Frankfort, Franklin Park, Glencoe, Glenview, Glenwood, Golf, Hanover Park, Harwood Heights, Harvey, Hickory Hills, Hillside, Hinsdale, Hodgkins, Hoffman Estates, Holland, Hometown, Homewood, Indian Head Park, Inverness, Justice, Kenilworth, La Grange, Lansing, Lemont, Lincolnwood, Lynwood, Lyons, Markham, Matteson, Maywood, McCook, Melrose Park, Merrionette Park, Midlothian, Morton Grove, Mount Prospect, Niles, Norridge, North Riverside, Northbrook, Northfield, Northlake, Oak Forest, Oak Lawn, Oak Park, Olympia Fields, Orland Hills, Orland Park, Palatine, Palos Hills, Palos Heights, Palos Park, Park Forest, Park Ridge, Phoenix, Posen, Prospect Heights, Richton Park, River Forest, River Grove, Riverdale, Riverside, Robbins, Rolling Meadows, Roselle, Rosemont, Sauk Village, Schaumburg, Schiller Park, Skokie, Steger, Stickney, Stone Park, Streamwood, Summit, Thornton, Tinley Park, University Park, Westchester, Western Springs, Wheeling, Willow Springs, Wilmette, Winnetka, Woodridge, Worth, and more.

See what other people say about giant

Craig Marshall

Went to turn on the AC and it was blowing hot air all day. I called these guys to schedule a maintenance check and they came a few hours later. They were in and out and my AC is working fine now. 5 stars, would highly recommend!!!

Website created by Digital Dash