NORTHSIDE heating & AIR conditioning is a locally owned and operated Company. Founded in 1996. It offers heating. AIR conditioning and ventilation services to residential and commercial customers. The Company specializes in product design and development. Maintenance. Installation. Replacement and duct cleaning services. NORTHSIDE heating & AIR conditioning offers geothermal. Furnaces. Heat pumps. AIR conditioners. Humidifiers. Water heaters. Fire places and AIR cleaners. The Company has a staff of technicians qualified and factory trained to repair ALL systems. Additionally. It designs and provides equipment maintenance and service plans. It offers scheduling and 24 hour repair services. NORTHSIDE heating & AIR conditioning maintains its corporate headquarters in loon lake. Washington. And serves north Spokane. Spokane county. Deer park. Loon lake. Chewelah. Colville. Kettles falls.