Since 1949, Seaman Corporation has remained a privately held, multigenerational family-owned U.S. manufacturer with deep roots in Wooster, where it has operated since 1987. The company’s 600 associates develop protective materials and systems for demanding infrastructure and industrial settings, with a long-term focus on disciplined reinvestment and durable U.S. manufacturing.
NSF 61
certification
Stock Material Handling Systems (Stock MHS)Family-owned and operated since 1974, Stock Material Handling Systems designs and fabricates custom equipment that keeps high-volume manufacturing, shipping, receiving, and logistics facilities moving. Based in Ohio, the company combines more than 50 years of manufacturing experience with over 127,000 square feet of fabrication space, working with private and publicly held companies across the United States. Its engineers support projects from capacity planning and design through fabrication, assembly, and installation, including the company’s distinctive non-ferrous UHMW chute systems.CLEVES, OH
Wooster Products IncFounded in 1921 with a single Alumogrit stair tread, Wooster Products now manufactures anti-slip stair and walkway safety products in Wooster, Ohio. The Arora family has owned the domestic manufacturer since 1980, and second-generation leadership continues a century-long local tradition that reaches construction, renovation, and industrial projects around the world. Its glow-in-the-dark NITEGLOW treads and custom cast products have been installed in landmarks including the Statue of Liberty, the U.S. Capitol, and the Panama Canal.WOOSTER, OH
Sur-SealFounded in Cincinnati in 1965 as a family-owned business, Sur-Seal manufactures engineered components that solve sealing, insulation, thermal-management and protection challenges. Its custom-converting work ranges from precision gaskets to molded and extruded parts, supported by engineering services and a manufacturing network that now spans the United States, Mexico and China. Sur-Seal’s history includes making gaskets for the Apollo missions, while its combined operations now encompass more than 400,000 square feet and over 500 employees.CINCINNATI, OH
American Casting & Mfg. CorpStarted in 1910 and incorporated in 1916, American Casting & Mfg. Corp. manufactures tamper-evident security seals and related products from its Plainview, New York facility. Now in its fourth generation of family ownership, the company combines more than a century of seal-making experience with custom printing and barcoding for applications ranging from cargo protection to utility meters. Its manufacturing system meets ISO 9001 requirements, and its plastic security seals are made in the USA.PLAINVIEW, NY