Established in Cincinnati in 1963, Hydro Systems makes chemical dispensing, dosing and injection systems that help customers dilute and apply cleaning and other process chemicals accurately. The company began by manufacturing pressure washers before shifting its focus to chemical management in 1983, and now operates manufacturing and distribution facilities in North America, Germany and China as a PSG brand.
SEKOFounded in 1976, SEKO designs and manufactures chemical dosing pumps and systems for the water-treatment and cleaning and hygiene industries. The company combines more than 45 years of dosing expertise with a global manufacturing and support network spanning 120 countries, more than 1,300 employees and over 1.4 million pieces produced annually. SEKO’s operations are certified to ISO 9001, ISO 14001 and OHSAS 18001 standards, with every product tested before shipment.TULLYTOWN, PA
U S ChemicalSince 1962, U S Chemical has made commercial cleaning chemicals and dispensing systems for foodservice, hospitality, healthcare and other institutional facilities. Based in Watertown, Wisconsin, the company develops cleaning programs for distributor partners and supports them with product development, equipment, private-label manufacturing and training.GREENVILLE, OH
Viking LLCViking LLC has been making its mark in chemical dispensing since its 1961 founding in New York State, with its Nesquehoning, Pennsylvania operation now part of DEMA Engineering Company. The company is best known for the Viking Bowl, which grew from an early patented powder dispenser into a long-running standard for commercial cleaning applications, while its U.S. facility also handles injection-molding work for outside customers.NESQUEHONING, PA
AS Strömungstechnik GmbHFounded in 1987, family-run AS Strömungstechnik GmbH in Ostfildern grew from making drum-emptying pumps into a specialist in safe, contact-free dispensing and filling systems for liquid chemicals. Its roughly 100-person team combines in-house plastics manufacturing with smart IoT and robotic solutions, serving customers worldwide from semiconductor and pharmaceutical companies to chemical manufacturers. AS has been ISO 9001 certified since 2000 and exports more than 60 percent of its output.SHREWSBURY, PA