ATI Airtest Technologies Inc. manufactures and sells air testing equipment and related services in Canada and the United States. The company offers refrigerant leak detection, parking garage ventilation, demand control ventilation, and other industrial equipment. It also offers wireless demand control ventilation and wireless energy monitoring equipment. In addition, the company provides enGuard, air leak detection equipment. Further, it offers TR-2000, a CO and NO2 temperature measurement equipment. ATI Airtest Technologies Inc. was incorporated in 1996 and is headquartered in Delta, Canada.