3M PURIFICATION
Advantec MFS Inc.
AIR LIQUIDE
AIR PRODUCTS AND CHEMICALS INC.
ALFA LAVAL
AMFOR INC.
APPLIED MEMBRANE TECHNOLOGY
APPLIED MEMBRANES INC.
AQUAMARIJN MICROFILTRATION BV
AQUAPORIN A/S
ASAHI KASEI
ASTOM CORP.
ATECH INNOVATIONS GMBH
BERGHOF FILTRATIONS UND ANLAGENTECHNIK GMBH
BWT GROUP
CANTEL MEDICAL
CLEAN MEMBRANES INC.
COMPACT MEMBRANE SYSTEMS
DAICEN MEMBRANE SYSTEMS LTD.
DELTAMEM AG
DONALDSON CO.
DOW CHEMICAL CO.
ECONITY
ELTRON RESEARCH & DEVELOPMENT
ENTEGRIS INC.
EVONIK INDUSTRIES AG
EVOQUA WATER TECHNOLOGIES
GEA WESTFALIA SEPARATOR GROUP GMBH
GENERAL ELECTRIC
GENESIS FUEL TECHNOLOGIES
GKN SINTER METALS
GRAVER TECHNOLOGIES
Honeywell UOP
HY9 CORP.
HYDRATION TECHNOLOGY INNOVATIONS
HYDROGENICS CORP.
HYFLUX LTD.
IMBRIUM SYSTEMS CORP.
IMTEX MEMBRANES CORP.
INGE GMBH
INNOVATIVE GAS SYSTEMS (IGS)
ITM POWER PLC
ITN NANOVATION AG
JIANGSU JIUWU HI-TECH CO. LTD.
KOCH MEMBRANE SYSTEMS
KUBOTA CORP.
LANXESS AG
LG WATER SOLUTIONS
LINX TECHNOLOGY
MANTEC TECHNICAL CERAMICS LTD.
MARKEL CORP.
MEDIA AND PROCESS TECHNOLOGY
MEISSNER FILTRATION PRODUCTS INC.
MEMBRANE TECHNOLOGY & RESEARCH INC.
MEMBRANES INTERNATIONAL
MEMPORE CORP.
MEMSTAR PTE. LTD.
MICRODYN-NADIR GMBH
MILLIPORESIGMA
MITSUBISHI RAYON CO. LTD.
MMF MAXFLOW MEMBRAN FILTRATION GMBH
MTB TECHNOLOGIES
NANOASIS
NATRIX SEPARATIONS
NEW LOGIC RESEARCH
NGK INSULATORS LTD.
NITTO DENKO CORP.
NOVASEP PROCESS
OASYS
PALL CORP.
PARKER HANNIFIN CORP.
PCA-POLYMERCHEMIE ALTMEIER GMBH UND PCCELL GMBH
PENTAIR INC.
PERMIONICS
PERVATECH BV
POLYAN GMBH
POLYMEM S.A.
PORIFERA INC.
PORVAIR PLC
PRAXAIR INC.
PRIME WATER BVBA
PWN TECHNOLOGIES
QUA GROUP
REB RESEARCH AND CONSULTING
ROCHEM WATER TREATMENT GMBH
SARTORIUS
SEPARATION DYNAMICS INC.
SIMPORE
SINOMEM TECHNOLOGY LTD.
SNOWPURE WATER TECHNOLOGIES LLC
SPECIALTY SILICONE PRODUCTS INC.
SPECTRUM LABORATORIES
SPINTEK SYSTEMS
SUEZ ENVIRONNEMENT
SUMITOMO ELECTRIC INDUSTRIES
SYNDER FILTRATION
T3 SCIENTIFIC LLC
TAMI INDUSTRIES
TIANJIN MOTIMO MEMBRANE TECHNOLOGY LTD.
TOKUYAMA CORP.
TORAY INDUSTRIES
TOYOBO CO. LTD.
UBE INDUSTRIES
VEOLIA WATER TECHNOLOGIES
VOLTEA
W.L. GORE & ASSOCIATES
XYLEM INC.
YUASA MEMBRANE SYSTEMS CO. LTD.