3M Purification, Inc.
AAF Flanders
ADS Air Filters
Aeolus Filter Corporation
Aero Filter, Inc. (MI)
Air Filter Plus, Inc.
Air Filter Sales & Service (MS)
Air Filter Sales, Inc.
Air Filter Superstore, LLC.
Air Quality de Mexico
Air Rite Filters
Air-Care de Mexico
Airflow Products Co., Inc.
Airsan Corporation
AllergyZone, LLC
American Metal Filter Company
Argonne National Laboratory
ASHRAE
Air Filter, Ltd.
B.G.E. Service & Supply Ltd.
BASF Corporation
Baxter Healthcare
Blejwas Associates, Inc.
BMB Enterprises, Inc.
Bonded Filter Co.
Bruce Air Filter
C & S Filter Co., Inc.
Cameron Great Lakes, Inc.
Camfil
Camfil USA
Cardinal Manufacturing Company
Carton Craft
CLARCOR Air Filtration Products
Clean & Science Co., Ltd.
Columbus Industries, Inc.
Commercial Filter Service, Inc.
CRB
Custom Filter LLC
Daniels Filter Service
Dave Downing & Associates
D-MARK, Inc.
Drexel University
Dynamic Air Quality Solutions
Engineered Equipment Inc.
eSpin Technologies, Inc.
Expanded Technologies, Inc.
Fiber Bond Corporation
Fibrix, LLC
Field Controls
Filtech, Inc.
Filter Services of Indiana, Inc.
Filter Services, Inc.
Filter Systems
Filter Technologies
Filter Technology Company, Inc.
FilterEasy, Inc.
FilterPro USA LLC
Filters Fast, LLC
Filters For Industry, Inc.
Filtration Group
Filtration Group Finishing
Filtration Products Supply
Filtration Systems Inc.
Filtration Technology Systems
Florence Filter Corporation
Freudenberg Filtration Technologies Inc.
FSI Mid State
G & B Environmental, Inc.
Glasfloss Industries, Inc.
Green Leaf Technologies, LLC
HDK Industries
High Five Filter Company
Hollingsworth & Vose
HQA Filtration
Hydrosil International, Ltd
INDA, Association of the Nonwoven Fabrics Industry
Indiana Filter Supply, Inc.
Joe W. Fly Co., Inc.
Kimberly Clark Corporation
Koch Filter Corporation
Lawrence Berkeley National Laboratory
Lydall Performance Materials
Megadyne America LLC dba Jason Industrial, Inc.
Missouri University of Science and Technology
MVA, Inc.
National Trade Supply
Nebraska Air Filter, Inc.
Northeast Air Solutions, Inc.
NuAir Filter Company, LLC
Omni Filtration
P & G Manufacturing, Inc.
Particle Control
Permatron
PFP, LLC.
Precise Air Filter
Precision Textiles
Prism Environmental Health and Safety Solutions, Inc.,/OnSite, LLC
Products Unlimited, Inc.
Pure Air Filter Sales & Service
Quality Filters, Inc.
Red Bud Air Filter Sales & Service
Roto Aire Filter Sales & Service
Ryan Filter Sales, Inc.
Sanuvox Technologies, Inc.
Sheet Metal Workers’ Local 265
Smith Filter Corporation
Specialty Filter, Inc.
Suncoast Distribution LLC
Tailored Chemical Products, Inc.
Teva Pharmaceuticals
TEX-AIR Filters/Air Relief Technologies
The Filter Shop
Tri-Dim Filter Corporation
U.S. Air Force
UV Resources
Ver-Mac Industries, Inc.
Viskon-Aire Corporation
Wallner Expac
Yorke Towne Supplies, Ltd.
Zene