Airport Passenger Services
Air Serv/ABM Aviation
Bags Inc.
C&W Industries
ERMC
G2
Huntleigh
Prospect Air
Whayne Enterprises
Janitorial Contractors
A&A Maintenance Enterprise
Able Building Maintenance
ABM (King County, Eastside Tacoma)
ABM Aviation
ABM/Spokane
Alliance Building Services
Aramark Lumen Field
Blackstone
C & W Services
Cascadian Building Maintenance, Ltd.
Diversified/Environmental Services
EcoStaff Building Services
Evergreen Building Services
Flagship Facility Services
GDI Integrated Facility Services
IFS (Innovative Facility Services, LLC)
Metropolitan Building Maintenance
Nationwide Janitorial Services, Inc. (NJSI)
Pacific Building Services, Inc.
Priority 1 Maintenance
SBM Site Services (Somers)
WFF
Whayne Enterprises
Will’s Cleaning Services
Security Contractors
Allied Universal Security Services
American Guard Services
B-Force
G4S Secure Solutions
Inter-con
PalAmerican Security
Securitas USA Inc.
Star Protection
Other
Labor 1992 Corporation
Lakeside Schools
Prudent (formerly four Freedoms house)
Ryther Schools
Salon Bobbi and Guy
Seattle Housing Authority
Seattle University
Washington State Convention Center
Washington State Ferries