Williamson Heating & Cooling, Inc. is an HVAC contractor serving Northwest Indiana, South Chicagoland, IL, and the surrounding areas. Our HVAC contractors provide a variety of services for residents and businesses living and working in and around the area., Specializing in sales, service and installation of new heating and air conditioning equipment, our services include:, * Repairs, * Replacements, * General maintenance, * Expert installation on most models, * Refrigerators, humidifiers and water heaters, We?ve been family-owned and -operated for more than 25 years. Some of our main products include air conditioning systems and units, as well as forced air. We?re available 24 hours a day for emergency services, and we?re capable of servicing electronic air cleaners. Senior citizen discounts are available., Call Williamson Heating & Cooling Inc. today for your free estimate, and be sure to inquire about our 10-year parts and labor guarantee.