The International Alliance of Theatrical Stage Employees (IATSE)
The International Alliance of Theatrical Stage Employees (IATSE), a major union in the entertainment industry, represents behind-the-scenes workers in crafts ranging from motion picture animator to theater usher. Our members work in all forms of live theater, motion picture and television production, trade shows and exhibitions, television broadcasting, and concerts as well as the equipment and construction shops that support all these areas of the entertainment industry. The IATSE represents six locals at the Metropolitan Opera House.