1. 3M Company
2. Cantel Medical Corporation
3. CarroLLClean
4. Diversey Holding Ltd.
5. Ecolab Inc.
6. Gojo Industries Inc.
7. Johnson & Johnson
8. Metrex Research
LLC
9. Procter & Gamble Company
10. Reckitt Benckiser Group PLC
11. STERIS PLC
12. The Clorox Company
13. Whiteley Corporation