Founded by Abe Silverman in 1930, General Wire Spring Company is a third-generation family business that designs and manufactures custom springs and wire forms. Its history includes spring applications ranging from oven doors to elevators and highway construction signs, and the company now produces custom orders from prototypes to large production runs.
Navarro Spring CompanyFour generations of spring-making shape Navarro Spring Company, a family-owned and operated manufacturer founded by Louis R. Navarro and his son John in 1969. From its Philadelphia-area shop, the company custom-builds springs and wire forms in both large and small quantities, including work reverse-engineered from samples or designed in-house from scratch. Navarro serves projects across industries and accommodates wire sizes from .008 to .406 inches.YEADON, PA
Diamond Wire Spring CompanyFounded in Pittsburgh in 1939, Diamond Wire Spring Company designs and manufactures industrial custom and stock springs and wire forms. Still independent and third-generation family-owned, the American manufacturer serves customers from three ISO 9001:2015-certified plants and a stock warehouse, with thousands of springs available for same-day shipment. Its long history includes specialized work for demanding fields such as rail transportation and medical equipment.GLENSHAW, PA
Ohio Wire Form & Spring CoEstablished in 1947, Columbus-based Ohio Wire Form & Spring Co. manufactures custom wire forms and springs, with custom wire forming remaining its specialty. Its in-house tooling and design team works with projects ranging from a single part to mass production, serving inventors and businesses without a minimum order requirement.COLUMBUS, OH
James Spring & Wire CompanyJames Spring & Wire Company, founded in 1960 by Slinky® inventor Richard James, manufactures precision custom springs and wire forms for OEMs. More than 60 years later, the U.S. manufacturer combines in-house engineering and toolmaking with production capabilities that include metal components and assemblies. Its quality system is ISO 9001:2015 registered, and the company is ITAR registered.MALVERN, PA