NIA Sites > Fall Summit 2025 > Presentations > Union Contractor Subcommittee and Union Cmte Packet GWA Approved NIA’s Fall Summit 2025 October 28-29, 2025 MGM National Harbor National Harbor, Maryland (located just outside of Washington, DC) Union Contractor Subcommittee and Union Cmte Packet GWA Approved Union Contractor Subcommittee and Union Cmte Packet GWA Approved