Nortek Air Solutions (NAS), a subsidiary of Madison Industries, is a leading manufacturer of custom heating, ventilation, and air conditioning (HVAC) equipment in North America. With a commitment to innovation and advanced technology, NAS offers a diverse range of products including air handlers, packaged DX systems, and energy recovery ventilators. The company operates five strategically located manufacturing facilities and has a strong presence in various end markets such as healthcare, data centers, education, and industrial sectors. As part of Madison Industries, one of the largest privately held companies globally, NAS is dedicated to creating solutions that enhance indoor air quality and deliver exceptional customer value.