For more than 50 years, Keystone Rustproofing Inc. has remained a third-generation, family-owned and operated company near Pittsburgh. It is known for hands-on metal finishing work for manufacturers whose parts must meet demanding specifications, backed by an in-house laboratory and an ISO 9001:2015-registered quality system.
ISO 9001:2015
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Great Lakes Metal Finishing, IncIncorporated in 1994, Great Lakes Metal Finishing remains owned and operated by President Dennis Hartwig, who has more than 35 years of experience in the trade and stays involved in daily operations. From its 40,000-square-foot Erie facility, the company provides protective metal finishing for manufacturers across the region and beyond, with a particular reputation for its proprietary olive-drab process and consistent black zinc finishes. Six automated plating lines, an on-site laboratory, and ISO 9001:2015 certification support its specification-driven work.332813ERIE, PA
Products Finishing, IncFamily-owned and established in 1960, Products Finishing, Inc. is an Erie, Pennsylvania manufacturer known for more than six decades of industrial metalwork. The company serves customers across the surrounding region, restoring worn components and producing precision finishes for demanding manufacturing applications.ERIE, PA
Finishing Systems, IncFounded by machinist and industry veteran Dean Keener in 1972, Finishing Systems supplies, installs and services metal-finishing equipment while also handling outsourced finishing work in York, Pennsylvania. Its 24,000-square-foot job shop supports abrasive blasting and vibratory deburring, while the company’s design team develops complete finishing systems for manufacturers. Dean’s son Cris Keener acquired the business in 2015, continuing its family-led history in the industry.327910YORK, PA
Parker Rust-Proof of ClevelandParker Rust-Proof of Cleveland is a metal finishing and processing company established in 1918. It provides phosphate conversion coatings, technical coatings, mechanical processing, blasting, cleaning, cutting, deburring, inspection, assembly, packaging, and related services for aerospace, military, nuclear, energy, automotive, medical, heavy equipment, diesel, athletics, and rail transport applications.CLEVELAND, OH