History

Thornton Heating Service, Inc. opened its doors in 1959 to serve the needs of Chicago’s North Shore communities by installing and repairing hot water and steam heating systems.  Over the years, we have grown to become a trusted HVAC services company offering a wide variety of name brand products and highly skilled services for heating, cooling, comfort and safety across the North and Northwest Suburban area.  Under continuous ownership of the Starck family since 1974, we remain focused on the customer by providing them with superior design, installation and service capabilities.