Clarification
Settling flocculated solids — conventional clarifiers, inclined-plate settlers, and dissolved air flotation.
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Manufacturers
3A Makina, established in 1985 and headquartered in the ITOSB industrial zone in Tuzla, Istanbul, Turkey, is a steel and stainless steel fabrication c…
AKW Apparate + Verfahren GmbH, established in 1963 and based in Hirschau, Bavaria, is a German manufacturer and process engineering firm with over 60 …
ANR Systech GmbH is a German engineering firm and equipment manufacturer with over 15 years of experience in industrial wastewater treatment and custo…
AQUALINE Water Technology is a MENA-region water and wastewater treatment provider with more than two decades of operational experience and over 500 c…
ATB WATER GmbH is a German family-owned manufacturer of decentralized and semi-centralized wastewater treatment systems, founded on April 1, 1999. The…
AWC Water Solutions Ltd., based in Langley, British Columbia with a satellite office in Calgary, Alberta, has designed and manufactured water and wast…
Advance Tank and Construction (ATC) is a tank manufacturer and industrial contractor founded in 1968 (originally as Prairie Tank and Construction) wit…
Aero-Mod, founded in 1981 and headquartered in Manhattan, Kansas, is a wastewater treatment technology company and member of the Axius Water group tha…
ALAR Engineering Corporation, operating under Ovivo USA LLC, has designed and manufactured industrial wastewater treatment systems since 1970 from its…
AlgaFilm Technologies is a Canadian startup that has developed the Algae Forest Process, a photosynthetic wastewater treatment technology that simulta…
Allonnia is a Boston, Massachusetts-based bio-ingenuity company that develops and deploys biological solutions for persistent environmental contaminan…
Amwell, established in 1868 and operating today as a division of McNish LLC alongside Walker Process Equipment (1946) and E&I Corp (1975), is among th…
Applied Mechanical Technology LLC, based in Momence, Illinois, designs and builds heavy-duty industrial wastewater treatment systems and tank and rail…
Aqseptence Group is a global manufacturer of filtration, separation, and water technology systems headquartered in Aarbergen, Germany, with approximat…
Founded in 1987 by Henning Gatz and headquartered in Bellingham, Washington, Aquacare Environment Inc is a manufacturer and integrator of recirculatin…
Aqualitec, based in Los Angeles, California, designs and manufactures screening, sludge handling, and dissolved air flotation equipment for municipal …
Aqualitec Corp. is a Los Angeles, California-based manufacturer of wastewater headworks screening equipment, sludge dewatering and thickening systems,…
Founded in 1981 and headquartered in Canonsburg, Pennsylvania, Aquatech International is a global water treatment technology and services company with…
Aquatech International, headquartered in Canonsburg, Pennsylvania, is a global water and wastewater treatment technology provider with over 43 years o…
Aqueous Recovery Resources (ARR) is a Bedford Hills, New York-based manufacturer of mechanical oil-water separation systems, operating under the Supar…
Aries Chemical, Inc., headquartered in Beaver Falls, New York, is a vertically integrated water and wastewater treatment company that combines in-hous…
Since 1982, Arlat Technology — a division of Price-Schonstrom Inc. based in Walkerton, Ontario — has supplied headworks and preliminary treatment equi…
Founded in 1956 in North Tonawanda, New York, Ascension Industries is a custom fabrication manufacturer and steward of the Durco Filters brand, which …
Augusta Fiberglass Coatings, Inc. (AFC), headquartered in Blackville, South Carolina since 1974, is an ASME RTP-1 certified custom fabricator of fiber…
BDP EnviroTech LLC is a wastewater treatment technology company established in 1992 by founder and CEO Eric Li, who created the initial R&D center in …
BP GROUP d.o.o. is a Croatian environmental equipment manufacturer headquartered in Kneževi Vinogradi, operating subsidiaries across seven countries i…
BWS Anlagenbau & Service GmbH, headquartered in Oberndorf am Neckar, Germany, brings over 50 years of experience and more than 200 commissioned plants…
BioTriad Environmental, based in Stroudsburg, Pennsylvania, operates as a turnkey environmental solutions provider across five divisions addressing ai…
BioLargo, Inc., operating its equipment division as BioLargo Equipment, Solutions and Technologies (BEST), is an environmental technology company focu…
BioMicrobics, headquartered in Lenexa, Kansas, has spent over 27 years developing pre-engineered, pre-packaged water and wastewater treatment systems …
Brentwood Industries, founded in 1965, is a thermoforming and injection molding manufacturer that produces engineered plastics for water and wastewate…
CB&I, owned by a consortium of financial investors led by Mason Capital Management, is a global provider of integrated storage and asset-management so…
CTP Environment America, headquartered at 11755 West Little York Road in Houston, Texas, with additional offices in Edmonton and Toronto, is the North…
Charter Machine Company (CMC), a subsidiary of Graphic Equipment Corporation based in Metuchen, New Jersey, has over 75 years of precision machine man…
Clean Water Technology, Inc. (CWT), headquartered in Gardena, California, is a global manufacturer and installer of industrial wastewater treatment sy…
ClearStream Environmental, founded in 2002 and headquartered in Sandy, Utah, is a manufacturer and engineering firm that designs, fabricates, and supp…
Colubris Cleantech B.V., formerly known as Redox, is a Dutch manufacturer headquartered in the Netherlands with over 40 years of experience in separat…
Coskun Arıtma A.Ş. is a Turkish environmental technology company founded in 2005 and headquartered in Dilovası, Kocaeli. The company designs, manufact…
DEL Corporation, doing business as DEL Tank and Filtration Systems, is a Scott, Louisiana-based manufacturer that has designed and built dewatering, s…
DanPumps A/S, now operating as part of SonFlow A/S following a merger, is a Danish pump manufacturer based in Kolding and Haderslev, Denmark. The comb…
DuPont Water Solutions, a business unit of DuPont de Nemours, delivers one of the industry's broadest water treatment portfolios spanning membrane sep…
ECOTECH Ltd., established in 1974 and based in Nea Smyrni, Greece, is a water and environmental engineering company that combines OEM manufacturing wi…
EFS SAS is a French instrumentation manufacturer based in Montagny, near Lyon, with over 40 years of multidisciplinary expertise spanning electronics,…
ELIQUO PMI AS, formerly known as Enwa PMI AS until a January 2024 rebranding, is a Norwegian engineering and manufacturing firm and one of Norway's le…
EMO sas is a French water and wastewater treatment equipment manufacturer based in Noyal-sur-Vilaine, with over 40 years of industry experience, 100-p…
ENVI-PUR s.r.o. is a Czech water and wastewater technology company founded in 1997, headquartered in Prague with a production facility in Soběslav. Th…
ENVITES spol. s r.o. is a Czech manufacturing company based in Brno that has designed and produced water and sludge management equipment since 1990. W…
ESTRUMAT SLU, operating under the brand Estruagua, is a Spanish manufacturer of mechanical equipment for water and wastewater treatment plants, desali…
Ecologix Environmental Systems, headquartered in Georgia with over 20 years of experience, manufactures one of the industry's broadest catalogs of ind…
Ekoling d.o.o., headquartered in Hrušica, Slovenia, manufactures water and wastewater treatment products as a member of the Roto Group, which operates…
Enviropax, based in Salt Lake City, Utah, manufactures specialty process equipment for water and wastewater treatment applications, handling projects …
Esmil Group, headquartered in Elk, Poland, is an international manufacturer of wastewater treatment and sludge dewatering equipment with production si…
FRC Systems International, part of the Chemtech division of Sulzer since becoming a Sulzer brand, has been designing and manufacturing wastewater trea…
Finnchain Oy is a Finnish mechanical equipment manufacturer founded in 1982 and based in Rauma, southwest Finland. The company has delivered over 3,50…
Ford Hall Company, Inc., founded in 1989 and headquartered in Richmond, Kentucky, designs and manufactures the Weir-Wolf automated brush cleaning syst…
Fraccaroli & Balzan S.p.A. is an Italian manufacturer founded in 1969 in Pescantina, Verona, by Tiziano Fraccaroli and Carlo Balzan. With over 8,000 p…
Friedrich Krumme GmbH, based in Bad Hersfeld, Germany, has over 35 years of experience specializing in stainless steel scraper track systems and speci…
G-H Systems, Inc. is a Georgetown, Texas-based provider of custom engineered water and wastewater treatment plants and proprietary process equipment, …
GKD Gebr. Kufferath AG, founded in 1925 by Josef Kufferath in Düren, Germany, is a fourth-generation family-owned technology leader in technical woven…
Ground Effects Environmental Services (GEE), founded in 1998 and headquartered in Canada, develops and deploys electrokinetic wastewater treatment tec…
Guardian Environmental Products, operating under the brand GuardWater, is a manufacturer of capital equipment for the water and wastewater industry he…
H2Ortner GmbH, headquartered in Passau, Germany, is a specialized wastewater treatment company serving municipal and industrial clients through a dist…
HABA-Beton Johann Bartlechner KG is a German precast concrete manufacturer serving underground civil engineering and water infrastructure markets acro…
Founded in 1981 and headquartered in Meschede, Germany, HST Systemtechnik employs approximately 215 people across four locations including a dedicated…
Heron Innovators, established in 1998 and based in California's Central Valley, is the manufacturer of Suspended Air Flotation (SAF) technology—a prop…
Herrenknecht Separations, a division of Herrenknecht AG based in Schwanau, Germany, delivers integrated separation technology and water treatment solu…
Hewitech is a family-owned German manufacturer operating from Billerbeck, North Rhine-Westphalia, with over three decades of experience producing plas…
IN-EKO TEAM s.r.o. is a Czech manufacturer founded in 1995 and based in Tišnov, South Moravia, with over 80 employees and ISO 9001 and ISO 14001 certi…
IWAT GmbH engineers industrial wastewater treatment plants from Hebertshausen near Munich, Germany, with a record of 250 completed projects in 37 coun…
Infilco Degremont, based in Richmond, Virginia, is a water treatment equipment manufacturer operating as part of Degremont Technologies, the equipment…
Innovatek is a Turkish engineering and manufacturing company based in Gebze, Kocaeli, founded by experienced wastewater treatment engineers to deliver…
JDV Equipment Corporation is a New Jersey-based manufacturer that has designed and built process equipment for water, wastewater, industrial, and agri…
JWC Environmental (JWCE), operating as a Sulzer brand since its acquisition, has manufactured wastewater screening, grinding, and solids reduction equ…
KEMEO BV is a Netherlands-based dissolved air flotation specialist headquartered in Hilversum, with over 30 years of experience and ISO 9001 certifica…
Komline, founded in 1946 and headquartered in Peapack, New Jersey, is an industrial equipment manufacturer that operates a portfolio of over ten speci…
Komline is a Peapack, New Jersey-based process equipment manufacturer founded in 1946, operating multiple specialized brands under one corporate umbre…
Founded in 1946 and headquartered in Peapack, New Jersey, Komline operates as a multi-brand equipment manufacturer serving water and wastewater treatm…
Krofta, part of the Waterleau Group, has developed Dissolved Air Flotation technology since Dr. Milos Krofta's foundational work in 1972, with manufac…
Krofta, part of the Waterleau Group, has manufactured Dissolved Air Flotation (DAF) systems since 1947, with Dr. Milos Krofta pioneering the technolog…
Kruger, the North American arm of Veolia Water Technologies, provides a comprehensive portfolio of proprietary water and wastewater treatment processe…
Founded in 1964 in Nagold, Germany, KUGLER Behälter und Anlagenbau GmbH specializes in solid-liquid separation and sludge dewatering equipment with ov…
Kusters Water, operating under Zima Corporation (part of the Jagenberg Group), is an ISO 9001:2015 certified manufacturer of headworks, clarification,…
LK Metallwaren GmbH, headquartered in Schwabach (Mittelfranken) and Weißandt-Gölzau (Anhalt), Germany, celebrates its 50th anniversary in 2026 as a ma…
Legacy Watercare Innovations distributes VTA Group wastewater treatment products and designs fluid treatment systems for municipal wastewater and indu…
Molded Fiber Glass Construction and Water Products (MFG CWP), an employee-owned company under the Molded Fiber Glass Companies umbrella with over 75 y…
MMI Tank and Industrial Services, headquartered at 3240 S. 37th Ave in Phoenix, Arizona, operates from an eight-acre fabrication plant and serves elev…
Marel Water Treatment B.V., now operating as JBT Marel following the merger of JBT Corporation and Marel, is a Netherlands-based manufacturer speciali…
Maxco Chain Ltd is an American industrial chain manufacturer established in 1987, operating from service centers in Marietta, Georgia, and Sherwood, O…
Mazzei Injector Company, founded in 1978 and based in Bakersfield, California, specializes in high-efficiency venturi injectors, flash reactors, and g…
MENA Water FZC is an engineering and manufacturing firm dual-headquartered in Sharjah Airport Free Zone, UAE, and Berching, Germany, delivering contai…
Monroe Environmental, founded in 1971 and headquartered in Monroe, Michigan, is a family-owned manufacturer providing custom-engineered air pollution …
NEFCO Systems, founded in the late 1980s in Stamford, Connecticut and now headquartered in Palm Beach Gardens, Florida, engineers and manufactures fib…
Napier-Reid, an Axius Water company, has delivered engineered water and wastewater treatment solutions for over 70 years, serving municipalities and i…
NavoTech Inżynieria Środowiska is a Polish manufacturer of polyethylene equipment for the water and sewage industry, operating with 100% Polish capita…
Newterra, headquartered in Coraopolis, Pennsylvania, is a water and wastewater treatment equipment manufacturer whose product portfolio spans aeration…
Nijhuis Saur Industries (NSI), operating under the Saur Group, is a multinational water and wastewater technology provider with over 7,000 reference i…
Nordic Water, a Sulzer brand established in 1961 and headquartered in Mölndal, Sweden, manufactures mechanical separation, filtration, and pumping equ…
Nordic Water, a Sulzer brand established in 1961, develops and manufactures water treatment equipment from its headquarters at Alfagatan 5 in Molndal,…
Founded in 2001 and based in Merelbeke, Belgium, Novotec BV is an engineering firm that designs and builds custom sludge and wastewater treatment inst…
OKO-tech GmbH & Co. KG, based in Hessisch Oldendorf, Germany, engineers and builds customized industrial wastewater treatment plants with a vendor-neu…
OKO-tech GmbH and Co. KG, based in Hessisch Oldendorf, Germany, is a system provider for custom industrial wastewater treatment plants that distinguis…
OZ SEPA Inc., headquartered in Seoul, South Korea, develops and manufactures nano-structured membrane systems for direct oil-water separation under th…
Ovivo is a global water treatment company with over 150 years of accumulated expertise, offering equipment, technology, and complete systems for produ…
PFTechnology Sp. z o.o., established in 1998 and headquartered in Wierzbica, Poland, holds ISO 9001:2008 certification for its design and manufacture …
PWL GmbH & Co. Anlagentechnik KG, located in Bueckeburg in Lower Saxony, Germany, equips municipal and industrial wastewater plants with mechanical tr…
Parkson Corporation, a subsidiary of Axel Johnson Inc., is a US-based manufacturer offering one of the broadest water and wastewater treatment equipme…
Passavant-Geiger GmbH, headquartered in Aarbergen near Frankfurt am Main and employing approximately 300 people, operates under the three brands Passa…
PROBIG high tech products GmbH, headquartered in Haid/Vöcklamarkt, Austria, is a global manufacturer of non-metallic chain and flight scraper systems …
PEWE (Process Engineered Water Equipment), offered by Greensprings Group Inc., designs, manufactures, constructs, and warranties industrial and munici…
Lakeside Equipment Corporation, headquartered in Bartlett, Illinois and operating continuously since 1928, provides equipment across virtually every s…
Sentry Equipment is a 100% employee-owned manufacturer headquartered in Oconomowoc, Wisconsin — recognized as a USA TODAY Top Places to Work for 2026 …
Reprotex GmbH, based in Linz, Austria, develops and manufactures mobile water treatment plants that recycle industrial wastewater into reusable clean …
Röser Vertriebs GmbH, part of the Röser Group based in Baden-Württemberg, Germany, manufactures reinforced concrete precast elements for underground i…
SEFT SRL fabricates mechanical wastewater treatment equipment at a 4,000-square-meter plant in San Felice sul Panaro, in Italy's Modena province. Foun…
SEMEO, founded in 2011 and headquartered in Bréal-sous-Vitré, France, is the mobile effluent and sludge treatment specialist within the SEMOSIA Group,…
SIDERURGICA DEL POLESINE SRL (Siderpol), established over 50 years ago and based in Rovigo, Italy, is a manufacturer of electromechanical equipment fo…
SIGMADAF Clarifiers S.L. is a Spanish manufacturer of dissolved air flotation and biological wastewater treatment equipment with over 30 years of expe…
SUEZ, with over 160 years of water industry experience, operates North American headquarters in the Chicago area as part of the global SUEZ Group head…
Founded in 1983 and based in Kirchberg an der Jagst, Germany, SYSTEM S&P GmbH is a family-owned manufacturer specializing in compact wastewater treatm…
Saveco appears in industry line cards and trade listings as a water and wastewater equipment supplier. Company details are pending verification — if t…
Schreiber LLC, headquartered in Trussville, Alabama, has been a wastewater treatment equipment manufacturer since the late 1970s, with over 2,000 inst…
Selip S.P.A. appears in industry line cards and trade listings as a water and wastewater equipment supplier. Company details are pending verification …
SIGMADAF Clarifiers, S.L. is a Spanish water treatment equipment manufacturer with over 30 years of experience, operating from a 12,000 square meter p…
Simatec Maschinenbau AG is a Swiss machinery manufacturer based in Horw, founded in 2014, specializing in customized chamber filter presses and comple…
Sismat Uluslararasi (Sismat Uluslararasi Arıtma Makinaları İnşaat Mühendislik A.Ş.) is a Turkish manufacturer headquartered in Gebze/Kocaeli near Ista…
Smith & Loveless Inc. is an American manufacturer of pre-engineered water and wastewater pumping, headworks, and treatment systems with over 80 years …
Spectrum Water delivers customized water treatment and wastewater solutions from its headquarters at 6135 Industrial Drive in Geismar, Louisiana, with…
Founded in 1834 and headquartered in Winterthur, Switzerland, Sulzer is a publicly traded global industrial corporation (SIX: SUN) specializing in flu…
Terson Sp. z o.o. is a Polish power transmission components manufacturer based near Legnica, recognized as one of the world's largest producers of cha…
Toro Equipment S.L., established in 1990 and headquartered in Valladolid, Spain, manufactures corrosion-resistant water and wastewater treatment equip…
Tenco Hydro, founded in 1971 and based in Sugar Grove, Illinois, is an OEM solutions company that has been designing, fabricating, and supplying waste…
The Water and Carbon Group (WCG), founded in 2007 and headquartered at 2125 Center Ave, Suite 507 in Fort Lee, New Jersey, is an environmental enginee…
Tomorrow Water, a subsidiary of BKT Co. Ltd., develops and deploys advanced wastewater treatment technologies focused on resource recovery and energy …
Tomorrow Water, the US subsidiary of BKT Co. Ltd. of South Korea, develops advanced wastewater treatment process technologies from its headquarters in…
Tongxiang Small Boss Special Plastic Products Co., Ltd. is a Chinese manufacturer founded in 1992 and headquartered in Tongxiang, Zhejiang Province. R…
Trepovi S.L. is a Spanish manufacturer founded in 1995 in Solsona, Catalonia, operating from an 18,000 m² facility with over 40 employees. The company…
Tschuda GmbH, based near Graz, Austria, has manufactured mechanical scraper systems for wastewater treatment since 1995, with company roots tracing to…
Twincad S.r.l., based in Costa di Rovigo, Italy, designs and manufactures machines and complete turnkey plants for water and wastewater treatment, alo…
UIT GmbH Dresden is a German engineering and plant construction firm specializing in industrial water and wastewater treatment, with over 35 years of …
Veolia Water Technologies & Solutions is the water technology division of Veolia, the global ecological transformation company with 215,000 employees …
Veolia Water Technologies is the water treatment arm of Veolia, the global resource management company, offering a portfolio of proprietary treatment …
Connexus Industries is a diversified industrial manufacturing company uniting four brands: Viking Chains, RENS-Metal Shark, I'ANCO, and Lacey-Harmer I…
WD Klärtechnik GmbH, headquartered in Rheine with a second production facility in Dessau-Roßlau, Germany, is an engineering and manufacturing company …
WTP Equipment Corp has manufactured mechanical wastewater treatment equipment since 1997, specializing in headworks screening, grit removal, clarifica…
Walker Process Equipment, a division of McNish Water with over 60 years in the wastewater treatment industry, designs and manufactures engineered proc…
Walker Process Equipment, based in Aurora, Illinois, has manufactured engineered wastewater treatment equipment since 1946 and is now a division of Mc…
Waterleau Group NV, headquartered in Belgium and part of the Machiels Group (founded 1941), is a global water technology company ranked among the top …
WesTech Engineering, LLC, now operating under the Swire Water group, is a large-scale manufacturer of water and wastewater treatment equipment and liq…
WesTech Engineering, now affiliated with Swire Water, is a major manufacturer of water and wastewater treatment equipment offering one of the industry…
World Water Works is a wastewater treatment technology company based in Oklahoma City, Oklahoma, offering proprietary systems for both municipal and i…
World Water Works (WWW) is a wastewater treatment technology company headquartered in Oklahoma City, Oklahoma, specializing in biological nutrient rem…
akvola Technologies GmbH is a water technology company headquartered in Berlin, Germany, founded in 2011 to address the challenge of treating hard-to-…
bgu-Umweltschutzanlagen GmbH, established in 1979 and headquartered in Bretzfeld, Germany, designs, manufactures, installs, and maintains equipment fo…
bioprocessH2O is a wastewater treatment equipment manufacturer based in Rhode Island with over 20 years of experience, 250-plus installations, and a t…
econovation GmbH, headquartered in Ludwigsburg, Germany (contact: +49 7161 3628136), develops and manufactures the ecowirl® platform of patented vorte…
Enviplan Ingenieurgesellschaft mbH, founded in 1988 and headquartered in Lichtenau in North Rhine-Westphalia, Germany, is a wastewater treatment techn…
hydrograv GmbH, founded in 2004 as a spin-off from the Karlsruhe Institute of Technology and Technical University of Dresden, applies computational fl…
utp umwelttechnik pöhnl GmbH, founded in 2002 and based in Seybothenreuth, Bavaria, is a second-generation family business with around 30 employees th…
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