| pcun.org | Pineros y Campesinos Unidos del Noroeste - Oregon's Farmworker Union |
| local516.org | Ironworkers Local 516 |
| bacweb.org | The International Union of Bricklayers and Allied Craftworkers (BAC) |
| nflpa.org | National Football League Players Association (NFLPA) |
| insulators.org | International Association of Heat and Frost Insulators and Asbestos Workers |
| ifpte.org | International Federation of Professional and Technical Engineers (IFPTE) |
| ibew.org | International Brotherhood of Electrical Workers (IBEW) |
| iatse-intl.org | IATSE National |
| iamaw.org | International Association of Machinists and Aerospace Workers |
| iaff.org | International Association of Fire Fighters |
United States , Virginia , Alexandria