Williamson Heating and Cooling Services, Inc. is an experienced residential heating and air conditioner system repair & service provider in Northwest Indiana and South Chicagoland. We install, repair, clean and service your heating and air conditioning systems in your home and commercial properties.
We service Cedar Lake, Lowell, St. John, Schererville
Chris Baumler —
Positive: Professionalism, Punctuality, Quality, Responsiveness, Value
They are a family owned local business that
Illiana Heating & Air Conditioning is your complete source for heating, air conditioning and indoor air quality products and systems. Why choose Illiana? From the moment your phone call is promptly answered by our friendly and knowledgeable staff, you can tell that Illiana Heating & Air Conditioning is a different kind of contractor.
Being family owned
David Silva —
Positive: Professionalism, Punctuality, Quality, Responsiveness, Value
I've used Illiana in the past before moving