1. 3M Company
2. Advantec MFS
Inc
3. Amazon Filters Ltd.
4. Applied Membranes Inc.
5. Arvind KaiGo
6. Avista Technologies by Kurita Water Industries Ltd.
7. Ecolab Inc.
8. GE Healthcare
9. King Lee Technologies
10. Koch Membrane Systems Inc.
11. Merck Millipore
12. Pall Corporation
13. Sartorius AG
14. Toray Industries Inc.
15. TriSep Corporation