Process Wastewater Technologies LLC is a leading global manufacturer of products for biological treatment, CSO/SSO, biosolids/sludge handling and municipal wastewater. We revolutionized the storm water and CSO treatment industry in the early 1990s by introducing continuous deflective separation technology to the market. We offer technologies for gross solids and sediment removal from large and small sanitary and combined sewer overflows, biological phosphorous and nitrogen removal, and sludge thickening and dewatering.