Family-run Ansco Machine Company is a Peninsula, Ohio contract machine shop making precision CNC-milled and turned parts, including large components up to 105 inches in diameter. Drawing on 30 to 40 years of design and manufacturing experience, it handles both small and large lots and can deliver finished components with secondary services, inspection, traceability, and documentation coordinated under one purchase order. Its ISO 9001:2015-certified quality system includes CMM inspection for parts across its full manufacturing range.
ISO 9001:2015 Certified
Machined Products CompanyNow in its fifth generation of production manufacturing, Machined Products Company has spent more than 80 years in Lancaster turning out precision-machined components and assemblies for contract manufacturing customers. The family-run shop pairs high-volume CNC production with in-house engineering that helps customers refine designs, control costs, and bring complex parts into production. Its 30,000-square-foot central Pennsylvania facility has operated under ISO 9001:2015 certification since 2001.332216LANCASTER, PA
Selecteon Precision Manufacturing and AssemblyWith 25 years of manufacturing experience, Columbus-based Selecteon Precision Manufacturing and Assembly produces precision CNC-machined parts and assembles machine subsystems in its 43,000-square-foot facility. Its 20-machine operation runs three shifts and handles production parts ranging from 100 milligrams to 1,800 pounds, with order and inventory tracking built into the workflow. Selecteon’s quality system is certified to AS9100:2016 and ISO 9001:2015, and the company is also JCP certified and ITAR registered.COLUMBUS, OH
LAMJEN, IncSince 1968, Erie-based LAMJEN has made specialty machined components as a contract precision CNC and manual machine shop. Its unusual breadth combines tight-tolerance work and large-diameter turning with fabrication, assembly, and other finishing support through Custom Group Industries, allowing projects to move from prototype to completed component through one manufacturing network. An in-house quality department supports the work under an ISO 9001:2015-certified quality system.ERIE, PA
Proficient Machining CoEstablished in 1973, family-owned Proficient Machining Co. makes precision CNC-machined and screw-machine parts for customers across industries including aerospace, medical, nuclear, and automotive. The Mentor, Ohio manufacturer combines a long-tenured workforce—with many employees staying 20 to 30 years—with capabilities ranging from one-piece prototypes to high-volume production. Its quality system is ISO 9001:2015 certified.MENTOR, OH