ACCUSONIC
High Accuracy Transit Time Flowmeters

AERZEN®
Positive Displacement Blowers

ALFA LAVAL
Centrifuges For Thickening & Dewatering
Plate & Spiral Heat Exchangers

APG NEUROS
High Speed Turbo Blowers

BLUEINGREEN, INC.
Dissolved Oxygen Delivery Systems

CARUS® CHEMICAL COMPANY
Potassium Permanganate Feed Systems

CERLIC
Analytical instrumentation, TSS, sludge blanket analyzer

CONSERVATEK® INDUSTRIES, INC.
Aluminum Covers

FONTAINE
Stainless Steel Fabricated Gates

FORCE FLOW / FLOQUIP
Chemical Scales

GA INDUSTRIES, LLC, A ZURN COMPANY
Automatic Valves, AWWA Butterfly and PlugValves

GARDNER DENVER® INCORPORATED
Lamson® and Hoffman® Centrifugal Blowers
Turbotron® Blowers

GE WATER & PROCESS TECHNOLOGIES
NanoFiltration & Reverse Osmosis Systems
ZeeWeed®MBR's for Wastewater Treatment
ZeeWeed® UF for Water Treatment

GROTH CORPORATION®
Digester Gas Safety Equipment

HACH COMPANY
Sigma Flow Meters and Samplers
Marsh McBirney Flow Meters

HEYWARD SERVICES INCORPORATED
Custom Control Systems

ITT WATER & WASTEWATER U.S.A. INC.
WEDECO UV and WEDECO Ozone

JIM MYERS & SONS, INC.
Flocculators, Conveyors, Custom Fabrications
Low-Profile Post Aeration Cascade Aerator

JOHNSON SCREENS®
Passive Intake Screens, Filter Underdrains

JWC ENVIRONMENTAL®, INC.
Muffin®, Channel® and Auger Monsters®
Monster Separation SystemTM, Grit Monster®

KOMLINE-SANDERSON
Plunger Pumps, Belt Filter Presses, Sludge Dryers

LAYNE/VERTI-LINE
Vertical Turbine Pumps, Mixed & Axial Flow Pumps

LIGHTNIN
Mixers, Aerators and Flocculators

MARCAB
Odor & Digester Gas Scrubbers

MORRIS PUMPS
Non-Clog Sewage Pumps

NEFCO, INC.
Weirs & Baffles, Density Current Baffle System, Launder Covers

ORICA WATERCARE, INC.
MIEX® Technology

OSTARA TECHNOLOGIES
Nutrient Recovery Process

PARKSON CORPORATION
Water and Wastewater Process Equipment
Hycor® Products

PATTERSON PUMP COMPANY
Vertical Turbine & Double Suction Pumps
Flo-Pak® Package Pump Stations

PEPCON SYSTEMSTM
Odor Control and Hypochlorite Generation Systems

POLY PROCESSING
HDXLPE Tanks

PROMINENT®
Chemical Feed Pumps

PULSAR
Ultrasonic Level and Flow Transmitters

RODNEY HUNT COMPANY, A ZURN COMPANY
Gates and Valves

rotork® CONTROLS INC.
Valve Actuators

seepex®
Progressive cavity pumps

SIEMENS INDUSTRY INC.

AQUA-LATOR PRODUCTS
Floating Aerators, Mixers
ENGINEERED PRODUCTS
Belt Presses & Belt Thickeners, Dryers
ENVIREX PRODUCTS
Wastewater Treatment Equipment
GENERAL FILTER PRODUCTS
Water Treatment Equipment, PERMUTIT
JET TECH PRODUCTS
Jet Aeration, Jet Mixing, Sequencing Batch Reactors
RJ ENVIRONMENTAL PRODUCTS
Odor & Chlorine Scrubbers
STRANCO PRODUCTS
PolyBlend®, Strantrol-Chlor/Dechlor Equipment
Water Champ® Chemical Induction Systems
WALLACE & TIERNAN PRODUCTS
Chemical Feed Equipment

TOSHIBA
Electromagnetic Flow Meters and Density Meters

UNDERGROUND SOLUTIONS, INC.
Fusible PVCTM

UNIFILT CORPORATION
Filter Media and Installation

VONROLL
Sludge Incinerators and Scrubbers

WSG & SOLUTIONS, INC.
Rex®, Bar Screens, Grit Collectors

YEOMANS PUMPS
Dry Pit Sewage Pumps and Dry Pt Submersible Pumps

May 24, 2011