All-Star Service is the leading HVAC Contractor in St. John, IN and the surrounding areas. We proudly offer Heating and Cooling Services in St. John, IN! We offer the following services: HVAC, AC Repair, Furnace Repair, Boiler Repair, and Duct Cleaning. We proudly service St. John, IN area and pride ourselves on offering the best HVAC services. Please contact us for all your Heating and Cooling needs.