- American Federation of State, County and Municipal Employees (AFSCME)
- International Longshoremen’s Association
- American Federation of Teachers (AFT)
- United Steel Workers (USW)
- Intl Assoc. of Bridge, Structural, Ornamental & Reinforcing Iron Workers (IPAL)
- International Union of Painters and Allied Trades (IUPAT)
- Intl Union of Operating Engineers (IUOE)
- LiUNA Midwest Region (Midwest Region Laborers’ Political League)
- International Brotherhood of Electrical Workers
- International Union of Bricklayers and Allied Craftworkers
- International Association of Sheet Metal, Air, Rail and Transportation Workers Political Action League
- International Association of Heat & Frost Insulators and Allied Workers
- International Association of Machinists and Aerospace Workers
- National Education Association
- Service Employees International Union
- Fire Fighters (IAFF)
- International Brotherhood of Boilermakers
- National Association of Letter Carriers (NALC)
- SMART TD
- United Brotherhood of Carpenters and Joiners
- UAW Region 2B
- United Food and Commercial Workers Local 881
- Communications Workers of America
- The International Brotherhood of Teamsters Local 142
- Ua Union of Plumbers & Pipefitters
- North American Building Trades Union
- Gary Fire Local 359