The IAM is active in more than 200 basic industries as defined by the US Department of Labor. It maintains one or more agreements with almost every major employer in the USA and Canada.
The IAM is affiliated with these organizations: AFL-CIO (13.6 million members); Canadian Labour Congress (2.2 million members); Railway Labor Executives' Association; International Labor Organization; International Metalworkers Federation (12.6 million workers in 68 nations); International Transport Workers' Federation (50 million workers, 81 nations).
