| ABEL PUMPSPositive Displacement Pumps |
| ANDRITZBelt Filter Presses, Centrifuges, Screens, Gravity Belt Thickeners, Thermal Sludge Dryers |
| AQUARIUS TECHNOLOGIESMulti-stage Activated Biological Process |
| BAY PRODUCTSOdor Control Systems including Carbon Adsorber System, Chemical Wet Scrubber and Biological Systems |
| CBI-WALKERClaricone Solids Contact Clarifier, Egg-Shaped Anaerobic Digester |
| E&I CORP.Bar Screens, Traveling Water Screens, Grit Removal, Rectangular Collectors, Flocculators, Surface Skimmers, Telescoping Valves |
| ENTEX TECHNOLOGIESIntegrated Fixed-Film Activated Sludge Systems |
| F. B. LEOPOLDDAF Clarifiers, Filter Media, Underdrains, Surface Wash Agitators, Submerged Sludge Collectors |
| FLO TREND SYSTEMS, INC.Dewatering Containers |
| FOURNIERRotary Press Dewatering Equipment |
| FRANKLIN MILLERGrinders, Screens, Screening Washer Compactors |
| H2O INNOVATIONS Bio-Wheel |
| KAESERPositive Displacement Blower Packages |
| KTURBOHigh Speed Turbo Blowers and Compressors |
| KWS MANUFACTURINGScrew Conveyors and Solids Handling Systems |
| LEMNA TECHNOLOGIES, INC.Insulated Covers, Aerated Lagoons |
| PALL CORP.Microfiltration, Ultrafiltration |
| SANITAIRE/ABJDiffused Aeration Systems, Diffused Air Mixing, Sequencing Batch Reactors, Air Lift Pumps |
| SPENCER TURBINECentrifugal Blowers |
| THERMAL PROCESS SYSTEMSATAD (Autothermal Thermophilic Aerobic Digestion) |
| TONKAArsenic Removal, Pressure Filters, Gravity Filters, Ion Exchange, Packaged Treatment Equip. |
| TROJAN TECHNOLOGIESUV Disinfection Systems |
| VELODYNELiquid and Dry Polymer Feed Systems |
| WALKER PROCESS EQUIPMENTClarifiers & Thickeners, Digestion Equipment, Rotating Biological Contactors, Rotary Distributors, Rectangular Collectors, Telescoping Valves |