Key Players
- 3M China
- The Vanguard Group
- 3M Deutschland GmbH
- 3M France
- 3M India Ltd
- 3M Japan Limited
- 3M Korea
- 3M United Kingdom PLC
- Arq
- Calgon Carbon Corporation
- Calgon Carbon China
- Calgon Carbon Japan
- Camfil
- Camfil China
- Camfil France
- Camfil India
- Camfil Korea
- Camfil UK
- CarboTech AC GmbH
- Coway Co. Ltd
- Donau Carbon Corporation
- Eureka Forbes Limited
- Fujian Xinsen Carbon Co. Ltd
- Ingevity Corporation
- Ion Exchange India Limited
- Jacobi Carbons AB
- Jacobi Carbons China
- Jacobi Carbons France channels
- Jacobi Carbons Japan
- Jacobi Carbons UK
- Kemira
- Kent RO Systems Ltd
- Kolon Industries
- Kuraray Co. Ltd
- Kuraray America Inc
- Kuraray China
- Kuraray Europe France channels
- Kuraray Europe GmbH
- Kuraray Europe UK channels
- Kuraray Korea
- LG Group
- Ningxia Huahui Activated Carbon Co. Ltd
- Organo Corporation
- Osaka Gas Chemicals Co. Ltd
- Parker Hannifin
- Parker Hannifin UK
- SUEZ Water Technologies
- Tata Chemicals Ltd
- Thermax Limited
- Mitsui Group
- Veolia Water Technologies
- Veolia Water Technologies UK
- Xylem France
- Xylem Inc.
- Xylem Water Solutions Deutschland GmbH
- Xylem Water Solutions UK Ltd
