Founded on Lawrence Askew’s 1980 invention of a new sodium aluminate manufacturing process, Usalco makes water-treatment chemicals and develops monitoring systems for clean-water operations. Headquartered in Baltimore, the company has grown to 28 manufacturing plants across North America while continuing to build on its coagulant technology heritage.
NSF/ANSI/CAN 60
certification
AWWA Standard B405-24
certification
NSF-certified Floran solutions
certification
AP Tech GroupFounded in 1999 by chemist Jim Heimert, West Chester’s AP Tech Group manufactures concentrated solid-chemistry water treatment solutions and related equipment. The company began commercial solid-chemistry manufacturing in 2002 as an alternative to heavy liquid chemicals, and now works with more than 200 water-treatment partners supporting over 20,000 installations worldwide. Its 8,600-square-foot Ohio office and laboratory houses in-house research and quality-control work alongside U.S. manufacturing.WEST CHESTER, OH
Tricon Chemical CorporationTricon Chemical Corporation has been a service-oriented company since its founding in 1974, when it emerged to address water-treatment problems in commercial and industrial properties. Based in Maryland with offices in the District of Columbia, it develops customized treatment programs for property owners and facility operators, serving clients nationwide.FORESTVILLE, MD
Surpass Chemical Company, IncSince its Albany incorporation in 1914, Surpass Chemical Company has grown from a textile-industry supplier founded by a chemist and a textile dyer into a long-running industrial chemical manufacturer and distributor. Its Bridge Street plant has more than 80 years of experience making sodium hypochlorite, while the company supports customers in water treatment and other industrial markets.ALBANY, NY
Chemstar WATERA minority-owned company founded in 1999, Chemstar WATER has built its reputation around protecting mission-critical water systems for facilities across the United States. Based in Baltimore, the company combines in-house chemical manufacturing with a regional service network, supporting customers whose operations cannot afford water-related downtime. Its work is especially established in government and military facilities, where it serves clients domestically and as far away as Japan.MIDDLE RIVER, MD