International Alliance of Theatrical Stage Employees
The International Alliance of Theatrical Stage Employees , Moving Picture Technicians , Artists and Allied Crafts of the United States , Its Territories and Canada , known as simply the International Alliance of Theatrical Stage Employees or IATSE for short , is a labor union representing over 140 , 000 technicians , artisans , and craftspersons in the entertainment industry , including live theatre , motion picture and television production , and trade shows in the United States and Canada . 
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