Metal Trades Department International Affiliates

Service Employees International Union

Headquarters 1800 Massachusetts Ave NW Washington, DC 20036 Work Phone: 202-730-7000 Website: http://www.seiu.org/

We are the Service Employees International Union, an organization of 2-million members united by the belief in the dignity and worth of workers and the services they provide and dedicated to improving the lives of workers and their families and creating a more just and humane society.

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