Manufacturers — O
38 companies
O.M.F.B. S.p.A. (Officina Meccanica Fratelli Brolli), founded in 1950 and headquartered in Provaglio d'Iseo, Brescia, Italy, is a manufacturer of hydr…
OBIC LLC, headquartered in Bryan, Ohio, manufactures spray-applied polyurea coating and structural rehabilitation systems for water and wastewater inf…
OEKOBIT GmbH, headquartered in Schefflenz, Germany, is a biogas plant manufacturer and general contractor with over 22 years of experience and more th…
OELCHECK GmbH, founded in 1991 by Barbara and Peter Weismann in Brannenburg, Upper Bavaria, Germany, operates as Europe's leading independent lubrican…
OFTEC GmbH is a family-owned German engineering firm based in Dorsten with approximately 16 employees and over 10 international dealers. The company d…
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…
OMEAX SARL is a France-based valve and actuation solutions provider headquartered in Crissey, operating with a dual Europe-Asia organizational structu…
OMSI Trasmissioni S.p.A. is an Italian drivetrain manufacturer founded on February 6, 1959, specializing in power transmission solutions for municipal…
OR-TEC, Incorporated has designed and manufactured all-stainless-steel wastewater treatment equipment at its Cleveland, Ohio facility since 1980, serv…
ORELL Tec AG, established in 1969 in Duedingen, Switzerland, operates under ISO 9001:2015 certification and engineers products and systems for storing…
Organo Corporation, founded on May 1, 1946 in Suwa, Nagano Prefecture, Japan, is a publicly traded water treatment equipment manufacturer and integrat…
ORI Abwassertechnik GmbH & Co. KG, established in 1946 and based in Hille, East Westphalia, Germany, develops and manufactures wastewater sampling and…
ORPU Pumpenfabrik GmbH, whose name derives from Oranienburger Pumpenfabrik, is a German manufacturer with approximately 80 years of history specializi…
OSMO Membrane Systems GmbH, founded in 1980 and part of the GAW Gruppe, is a specialized manufacturer of industrial membrane filtration and separation…
OSWALD SCHULZE Umwelttechnik GmbH, based in Gladbeck, Germany, brings over 90 years of experience to the planning, delivery, installation, commissioni…
OTT HydroMet, headquartered in Germany with a heritage dating to 1873 and now part of the Veralto corporation alongside In-Situ and Sea-Bird Scientifi…
OTT System GmbH and Co. KG, founded in 1986 and headquartered in Langenhagen, Germany, is a specialized manufacturer of high-performance aeration syst…
OZ SEPA Inc., headquartered in Seoul, South Korea, develops and manufactures nano-structured membrane systems for direct oil-water separation under th…
Ocono is a German industrial hose manufacturer formed from the rebranding of the former Schauenburg Hose Technology Group, bringing together subsidiar…
Oekermann GmbH and Co. KG, founded in 1977 and headquartered at Vinner Strasse 175 in Bielefeld, Germany, is a family-owned manufacturer that has spec…
Oldcastle Infrastructure, a CRH company and Fortune 500 subsidiary, manufactures engineered infrastructure products from nearly 80 facilities across N…
Omerastore GmbH builds bolted modular storage tanks and silos from glass-fused-to-steel panels in Lauter-Bernsbach, Germany. Three brand names organiz…
Omya International AG, headquartered in Oftringen, Switzerland, develops and supplies natural mineral-based solutions for water and wastewater treatme…
Onyx Valve Company, based in Cinnaminson, New Jersey, is an American manufacturer of pinch valves, duckbill check valves, and pressure sensor isolator…
OpenGov provides a cloud-based government operations platform serving over 2,000 local and state governments with 4,500-plus software implementations.…
Optigrün International AG is a family-owned German company headquartered in Krauchenwies-Göggingen (Landkreis Sigmaringen) with approximately 160 empl…
Optocycle GmbH, founded in 2022 and based in Tübingen, Germany, develops AI-powered optical sensor systems that make mineral construction waste measur…
Opus Water, Inc. is a Minneapolis, Minnesota-area platform company backed by XPV Water Partners that acquires and grows businesses focused on engineer…
Orbinox is a knife gate valve manufacturer with over 50 years of experience supplying valve solutions to water treatment, mining, power generation, pu…
Orenco Systems, Inc. was founded in 1981 and is headquartered in Sutherlin, Oregon, where it researches, designs, and manufactures onsite and decentra…
Orival Inc. has manufactured automatic self-cleaning water filters and strainers since its founding in 1986, with installations spanning more than 40 …
Orthos Liquid Systems, headquartered in Ridgeland, South Carolina, has designed and manufactured nozzle-based filter systems and components for water …
Otto Maierhofer GmbH, a fourth-generation family-owned company based in Neubeuern near Rosenheim, Germany, is a specialized manufacturer of sealing in…
Ovivo is a global water treatment company with over 150 years of accumulated expertise, offering equipment, technology, and complete systems for produ…
obduramus Umwelttechnik GmbH, based in Schömberg, Baden-Württemberg, Germany, develops and manufactures stainless steel pipe rehabilitation sleeves fo…
oddesse Pumpen- und Motorenfabrik GmbH is a German pump and motor manufacturer founded in 1854 and based in Oschersleben, Germany, with over 170 years…
oxytec AG, based in Zürich, Switzerland, manufactures UV-C disinfection, ozone oxidation, plasma air purification, and exhaust air treatment systems f…
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