ACME ENGINEERING PRODUCTS, INC.
* AUTOMATIC SCRAPER STRAINERS

AWI
* STAINLESS STEEL FILTER UNDERDRAINS AND AIR SCOUR SYSTEMS

ENTEX TECHNOLOGIES
* BIOLOGICAL WASTEWATER TREATMENT

LAYNE-CHRISTENSEN-MEMBRANE TECHNOLOGY GROUP
* Membrane Filtration with Ultrafiltration/Nanofiltration/Reverse Osmosis for Potable Water
* Norit’s X-Flow Hollow Fiber UF Membranes for Potable Water Systems
* NF Softening Systems
* RO Systems for desalination or water reuse

DYNATEC SYSTEMS, INC.
*MEMBRANE WASTEWATER TREATMENT SYSTEMS

PARKSON CORPORATION

NORDIC WATER PRODUCTS
* LAMELLA* & GEWE* INCLINED PLATE SETTLERS
* DYNASAND* CONTINUOUS UPFLOW SAND FILTER
* SUPERSCRAPER* SLUDGE SCRAPER
* SUPERSKIMMER* SCUM SKIMMER
* NWP* POTABLE WATER DAF TECHNOLOGY
* VACULIFT* SLUDGE SUCTION SYSTEM
* AGENCY SMARTFILTER* TRAVELLING BRIDGE FILTER
* DYNASAND CONTINUOUS UPFLOW DENITRIFICATION SAND FILTER
* GEOREACTOR

RES-KEM CORPORATION
* WATER SOFTENERS
* DEALKALIZERS
* DEMINERALIZERS
* PRESSURE FILTERS
* NITRATE REMOVAL SYSTEMS
* GREENSAND FILTERS
* GRANULAR ACTIVATED CARBON SYSTEMS