Williamson Heating & Cooling

Nov 1, 2025 12:30 AM

11509 West 121st Place
Cedar Lake, IN (Indiana) 46303-9767
(219) 374-9****

Business Details

29 years Since 1986 Donald Williamson (Owner)

Payment Method:
Serving the Areas:	Serving Nw Indiana
Products:	Refrigeration, Humidifiers, Water Heaters, Ventilation, Electronic Air Cleaners, Ac, Air Conditioning Units, Air Units, Hot Water Heaters
Services:	Sales & Service On Most Makes & Models, Residentail & Commercial, Professional Air Conditioning, Expert Installation On Most Makes & Models, Refrigeration, Humidifiers, Water Heaters, 24 Hour Emergency Service, Ventilation, Electronic Air Cleaners, Ac Systems, Business Services, Domestic, Home Services, Homeowners, Homes, Household Services
Service Features:	Commercial Services, Guarantees
Brands:	Air Conditioning
Specialties:	Furnaces, Heating & Cooling
Special Hours:	Emergency Services
General Content:	Ask About Our 10 Years Parts & Labor Guarantee, Find Us On Facebook, Family Owned & Operated Over 25 Years, Find All Our Coupons On Dexknows.com, Providing Comfortable Living Throughout The Seasons, Refrigeration, Residential & Commercial, Serving Nw Indiana & Chicagoland's South Suburbs, Ask About Our 10 Year Parts & Labor Guarantee, Family Owned & Operated, Family Owned & Operated For Over 25 Years!, Find Our Coupons On, Humidifler, Over 25 Years, Providing Comfortable Livi
Sales Volume:	1M - 2M
Employee Size Range:	6 (appx)
Discount Provided:	Senior Discount

Additional Categories

Williamson Heating & Cooling is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

Furnace Cleaning & Repairing
Heating & Air Conditioning Contractors

North American Industry Classification System (NAICS) Categories:

Plumbing, Heating, And Air-Conditioning Contractors > Boiler & Furnace Contractors > Furnace Cleaning & Repairing
Plumbing, Heating, And Air-Conditioning Contractors > Heating Contractors

Standard Industry Classification (SIC) Categories:

Plumbing, Heating And Air Conditioning > Boiler & Furnace Contractors > Furnace Cleaning & Repairing
Plumbing, Heating And Air Conditioning > Heating Contractors

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