Founded by James F. Cain in 1960, Marlboro Manufacturing makes industrial hinges for original equipment manufacturers, with standard inventory and custom designs supporting domestic and international customers. Still owned and operated by the Cain family, the Alliance, Ohio company shifted from storm-door hardware to industrial hinges in the mid-1970s and now serves applications ranging from manufacturing equipment to emergency vehicles.
AdaletFounded in 1928, Adalet is a Cleveland manufacturer known for nearly a century of work serving hazardous and rugged industrial environments. The Marmon/Berkshire Hathaway company supports customers with engineered enclosure systems, including custom applications, from a 120,000-square-foot facility with its own cast aluminum foundry and ISO 9001-certified manufacturing operation.CLEVELAND, OH
The Hollaender Manufacturing CompanyNow in its fourth generation of family ownership, The Hollaender Manufacturing Company has grown from Pete Hollaender’s 1930 Cincinnati plumbing shop into a U.S. manufacturer known for keeping production at home. Incorporated in 1946, the company makes aluminum pipe fittings and architectural railing systems for demanding settings ranging from industrial facilities to Kennedy Space Center launch towers. Its Cincinnati headquarters and Somerset, Kentucky operation now support more than 85 associates.CINCINNATI, OH
Firelands Hardware, IncFamily owned and operated since 2000, Firelands Hardware supplies complete commercial door openings, fabricating hollow metal doors and frames in its Monroeville, Ohio shop and producing aluminum opening products in-house. The Bockert family’s second generation took leadership in 2021, bringing engineering, manufacturing and creative expertise to a company known for hands-on help from its owners and staff.MONROEVILLE, OH
Master Bolt, LLCMaster Bolt, LLC began in 1984 making a single railroad bolt and has since built its identity around solving specialized hardware needs from its Elyria shop. Today, the company makes custom industrial fasteners for customers across the United States and ships worldwide, with in-house tooling that supports unusual specifications and applications.ELYRIA, OH