- AFGE
- Air Line Pilots Assn
- American Federation-School Adm
- American Federation-State Empl
- American Prospect
- American Rights At Work
- Center For Urban Education
- Change To Win
- Federal Employees Local No 2
- Graphic Arts Intl Union
- International Assoc-Machinists
- International Longshoremen's
- International Transport Worker
- International Union-Oper Engrs
- Labor Party Advocates
- LIUNA Election Office
- National Conference-Firemen
- National Federation-Fed Emplys
- National Football League Plyrs
- National Postal Mail Handlers
- Professional Airways Systems
- Service Employees Intl Union
- Solidarity Center
- United Auto Workers
- United Steelworkers Of America
- United Union Of Roofers
- Washington Teachers Union
