Welcome to Giant HVAC

Welcome to Giant HVAC

Chicago's #1 Local Heating and Cooling Contractor

Trust us with your HVAC Needs

If you need HVAC services, go with a reputable HVAC contractor. You’ll appreciate working with us Because:

  • We have over three decades of experience
  • We’re a family owned and operated business
  • We can work at both commercial and residential properties
  • We’re licensed and insured HVAC contractors

Our team will provide you with excellent customer service and quality results. Get a hold of us now to learn more about our commercial HVAC or residential HVAC services in Chicago, IL.


We offer heating and cooling service in Chicago, IL to ensure your home is warm throughout this season.


If you're experiencing cooling or heating issues, turn to the experts at Giant HVAC, Inc. Call (773) 539-9629


We offer HVAC maintenance service in Chicago, IL to keep your system working smoothly. Call (773) 539-9629


We offer commercial refrigeration repair in Chicago, IL to get your system back in working condition.

Get a Free Consultation!

Our Latest Project

100% Satisfaction Guarantee. If you are not completely satisfied with our repair or service we will promptly address your needs or refund your service call fee.

Contact Giant HVAC Today!

Same day water heater installation available! Certified master techs available!

Contact Us

Thank you for visiting the website of Giant HVAC, Inc. Our team has over three decades of experience and is located in Chicago, IL. We specialize in residential and commercial HVAC repairs, installations and maintenance. You can also look to us for commercial refrigeration services. Call 773-539-9629 or email frank@gianthvac.com to learn more about our services today.

Service Area

We provide our services to Chicago and all of the surrounding Chicagoland area, including: 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.