Mobile Air Climate Systems Association

'mobile air conditioning society worldwide, inc. (macs) is the leading forum for its specialized segment of the automotive aftermarket. The organization was founded in 1981 to fill the industry's need for comprehensive technical information, training and communication. The society is organized under section 501 (c) (6) of the internal revenue code. It maintains offices in the suburban philadelphia area. A full service society, macs strives to provide its members valuable programs to help them in their businesses. Macs is governed by a volunteer board of directors elected by the membership. Macs represents more than 1,600 members, including service shops, installers, distributors, component suppliers and manufacturers in the united states, and other countries around the world.