All but one of the member companies of the association are in contract with the Glaziers Union, District Council No. 21, of the International Union of Painters and Allied Trades (IUPAT). The other association member is contractually obligated to the Ironworkers Union for their workforce. The current contract with the Glaziers Union runs through April 30, 2026. A copy of the contract, schedules, and other pertinent memorandum are included as links to this page. The copy of the Ironworkers contract is not available for presentation.