Amalgamated Transit Union
International Brotherhood of Electrical Workers
Faculty Professionals Western Washington University, AFT
International Association of Fire Fighters
Hotel Employees, Restaurant Employees
Laborers International Union
National Association of Letter Carriers
International Longshoremen’s & Warehousemen’s Union
International Association of Machinists
Masters, Mates & Pilots
Operating Engineers
Painters District Council
Paper, Allied-Industrial Chemical & Energy Workers
International Federation of Professional & Technical Engineers
Roofers & Waterproofers
Service Employees International Union
Sheet Metal Workers
International Brotherhood of Teamsters
United Food & Commercial Workers
Washington Federation of State Employees, AFSCME
Washington State Council of County & City Employees, AFSCME
Washington State Allied Printing