1. ABM Industries Incorporated
2. Chem-Dry Inc.
3. Clean First Time Inc.
4. Cleaning Services Group Inc.
5. Duraclean International Inc.
6. Handy Technologies Inc.
7. ISS Facility Services Inc.
8. Jani-King International Inc.
9. Maid Brigade Inc.
10. Mitie Group plc.
11. Pritchard Industries Inc.
12. Sodexo Group
13. Stanley Steemer International Inc.
14. The ServiceMaster Company
LLC
15. Vanguard Cleaning Systems Inc.