Advantage Controls, Inc.
Aerobiology Laboratory Associates
Albemarle Corporation
AquaPhoenix Scientific Inc.
Bio-Source, Inc.
Brenntag North America
Brochem Industries, Inc.
Buckman
Carlon Meter, Inc.
Chem-Met Company
Chemtrol
Creative Water Solutions LLC
Dow
Eddington Industries, LLC
EMEC
Evapco
Environmental Safety Technologies, Inc.
French Creek Software, Inc.
H2trOnics
J.L. Wingert Co.
Kemira
LMI Pumps
Lubrizol Corporation, The

Lutz-Jesco America Corp.
McGowan Insurance Group
Myron L Company
Nouryon Surface Chemistry
Peabody Engineering & Supply Inc.
Pulsafeeder, Inc.
QualiChem, Inc.
Radical Polymers
ResinTech, Inc.
Scranton Associates Inc.
Special Pathogens Laboratory
Taylor Technologies, Inc.
The National Colloid Company
Tiarco Chemical
Uniphos, Inc.
Vector Industries, Inc.
Walchem, IWAKI America Inc.
Water Science Technologies
WaterColor Management
Wincom, Inc.
ZIBEX, Inc.