On June 15, 1990, the Justice for Janitors mobilized their largest action to date: a march down Olympic Boulevard in Century City against ISS (International Services Systems). ISS was a Danish-owned cleaning contractor, the largest in the world at the time, and had acquired a Southern California based cleaning company (Doral Industries) and severed existing union contracts. Many of the buildings where they held contracts were based in Century City and they became the focus…