Representing the interests of its members in their chosen field of business within Queensland, Australia. Seeks to improve the flow of information about the industry to non-members, the general public and government. URL: http://www.amcaqld.com.au/
A non-profit trade association representing union sheet metal and air conditioning contractors in California. Trade news, members directory, and an events calendar are provided. URL: http://www.cal-smacna.org/
An international trade association representing 4, 500 contributing contractor firms, that promotes quality and excellence in the sheet metal and air conditioning industry within North America. Provides a list of members, benefits, news and resources URL: http://www.smacna.org/