Amalgamated Transit Union (ATU) American Federation of Government Employees (AFGE) American Federation of Musicians of the United States and Canada (AFM) American Federation of State, County and Municipal Employees (AFSCME) American Federation of Teachers (AFT) American Postal Workers Union (APWU) Communications Workers of America (CWA) Industrial Union of Electronic Workers (IUE-CWA) The Newspaper Guild (TNG-CWA) Glass, Molders, Pottery, Plastics & Allied Workers International Union (GMP) International Alliance of Theatrical Stage Employes, Moving Picture Technicians, Artists and Allied Crafts of the United States, Its Territories and Canada (IATSE) International Association of Bridge, Structural, Ornamental and Reinforcing Iron Workers (Ironworkers) International Association of Fire Fighters (IAFF) International Association of Heat and Frost Insulators and Allied Workers (HFIAW) International Association of Machinists and Aerospace Workers (IAM) International Association of Sheet Metal, Air, Rail and Transportation Workers (SMART) International Brotherhood of Boilermakers, Iron Ship Builders, Blacksmiths, Forgers and Helpers (IBB) International Brotherhood of Electrical Workers (IBEW) International Union of Bricklayers and Allied Craftworkers (BAC) International Union of Elevator Constructors (IUEC) International Union of Operating Engineers (IUOE) International Union of Painters and Allied Trades of the United States and Canada (IUPAT) International Union of Police Associations (IUPA) Laborers' International Union of North America (LIUNA) National Air Traffic Controllers Association (NATCA) National Association of Letter Carriers (NALC) NFL Players Association (NFLPA) Office and Professional Employees International Union (OPEIU) Operative Plasterers' and Cement Masons' International Association of the United States and Canada (OPCMIA) Transport Workers Union of America (TWU) UNITE HERE (UNITE HERE) United Association of Journeymen and Apprentices of the Plumbing and Pipe Fitting Industry of the United States and Canada (UA) United Food and Commercial Workers International Union (UFCW) Retail, Wholesale and Department Store Union (RWDSU-UFCW) United Mine Workers of America (UMWA) United Steel, Paper and Forestry, Rubber, Manufacturing, Energy, Allied Industrial & Service Workers International Union (USW) United Union of Roofers, Waterproofers and Allied Workers (Roofers and Waterproofers)