Ken Bevington started Princeton Tool in 1997 in the basement of his family’s home, and the Mentor, Ohio company has since become known for precision work supporting aerospace and industrial gas turbine programs. Today, Princeton Tool operates more than 135,000 square feet of manufacturing space with over 150 employees across four states, and its quality system is certified to AS9100D and ISO 9001:2015.
AS9100D
certification
ISO 9001:2015
certification
GE Aviation Specifications S-1000
certification
GE Aviation Special Processes (EDM) Certification GT193
certification
NADCAP Certification for Alternative Machining
certification
AS9102 Revision B
certification
Meyer Tool, IncFounded in Cincinnati as Meyer Tool & Die in 1951, Meyer Tool manufactures precision airfoils and hot-section turbine components for the aerospace and gas turbine engine industries. The privately held company has grown to more than 1,600 employees across twelve facilities worldwide and operates over 1,400 EDM machines, making it North America’s largest EDM shop. Meyer provides integrated new-make, repair and overhaul work and holds AS9100, ISO 9001:2015 and Nadcap certifications for its special processes.CINCINNATI, OH
Minutemen Precision Machine & Tool CorporationFounded in 1969 by an Air Force-trained machinist, Minutemen Precision Machine & Tool Corporation makes close-tolerance machined airframe parts, assemblies, and tooling for military and commercial aerospace. The Castoro family still runs the company, which now employs more than 70 people in a 35,000-square-foot facility with more than 25 CNC milling centers and can produce parts up to 12 feet long. Its aerospace quality system is certified to ISO 9001:2015 and AS9100:2016.POTTSTOWN, PA
Giuliante Machine Tool, IncFounded in 1978 as a two-person shop, Giuliante Machine Tool Inc. manufactures precision aerospace gears, splines, and related machined components for military and commercial aircraft. The company has grown from a 3,500-square-foot Port Chester operation into a 27,000-square-foot facility, while retaining a distinctive in-house approach: it finish-machines its gear blanks under one roof rather than subcontracting that work. GMT’s quality system is certified to AS9100 Rev. D and ISO 9001:2015, with inspection performed in a climate-controlled lab using NIST-traceable gauges.PEEKSKILL, NY
Rhinestahl CorporationWhat began in 1967 as a two-car-garage tool shop has become Rhinestahl Corporation, a Mason-based manufacturer of aircraft engine tooling and complex precision assemblies. Its Customer Tooling Solutions division supplies OEM-aligned engine tooling, while its Advanced Manufacturing Group handles demanding machining, fabrication, and capital-equipment assembly for aerospace and other industries. Rhinestahl’s manufacturing operations include a 125,000-square-foot Mason facility, and its AMG division holds AS9100D/ISO 9001 and ITAR certifications.MASON, OH