General Info

Tech One Heating and AC is locally owned and operated HVAC contractor that can provide homeowners and business owners with a wide range of heating and air conditioning services. We offer our comprehensive services to Northwest Indiana and the South Suburbs of Chicago. With over 20 years of experience in the Heating & Air Conditioning industry, we are confident we can help you with whatever heating or air conditioning service you need. Maintenance Agreements are available to ensure that you are always VIP in our customer database. Regular maintenance is one of the most cost effective ways to maintain comfort and increase efficiency.