Heating & Air Conditioning Repair, Service & Installation
Cedar Lake, Lowell, St. John, Dyer, Schererville Indiana

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, Crown Point, Dyer, Highland and surrounding communities in Indiana & Illinois with our air conditioning & heating / furnace repairs, service, installations & replacement.
We guarantee you that we will properly get the job done. We offer warranties on all our services and products. We also offer military and senior discounts for our air conditioner & heating repair & service & installation.
Click Below to See A Video About the Revolutionary Air Cleaning System We Install!
To enter for your chance to win a free furnace, click the button below and provide your name, email, phone number, address and a picture of the furnace. Once your submission is received, you will be entered in to win.

FREE FURNACE GIVEAWAY

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HEATING

AIR CONDITIONER

INDOOR AIR QUALITY

PRODUCTS

Contact Williamson Heating and Cooling Services, Inc. for air conditioning & heating services in Chicagoland, Northwest Indiana, and surrounding areas. Servicing clients in Cedar Lake, Lowell, St. John, Schererville, Crown Point, Dyer & Highland, Indiana & surrounding Illinois communities

“ Excellent service! I highly recommend this company. Wayne is professional, timely, and an honest businessman. Our heat went out overnight and he had it fixed for us by noon…. On a 9 degree day this was SO appreciated! I am a customer for life. ”



Jill R.

– 1/18/2016

“ Great company I always call them first and I will always recommend them to my friends and family. ”


Mike M.

– 11/29/2015

“ You want it done right the first time this is the men to call!!!!! ”


Wendy G.

– 8/20/2015

“ Fast, reliable service! Highly recommended! ”


Amanda R.

– 5/11/2015

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