Since 1988, Quality CNC Machining has produced intricate, tight-tolerance components through precision Swiss machining and multi-axis CNC mill-turn manufacturing. The Willoughby company serves demanding aerospace, defense, medical and industrial customers with a skilled team, NIST-traceable inspection equipment and a quality system registered to AS9100D and ISO 9001. Its newer Citizen equipment includes two L32 machines installed in 2025.
AS9100D
ISO 9001
ISO 13485
ITAR Registration
Registration
DFARS Compliance
Compliance program
AMS 2700 and ASTM A967 Citric Passivation
Compliance program
No Limit Swiss, LLCFamily-owned and based in Northeast Ohio, No Limit Swiss is a contract manufacturer of precision machined parts made on Citizen seven-axis CNC Swiss-type mill/drill lathes. The company brings more than 30 years of Swiss-type turning experience to projects ranging from concept and prototyping through production, with nearby finishing partners providing single-source convenience. Its in-house inspection program operates under an ISO 9001:2015 quality system.MENTOR, OH
American Swiss Products Co., IncSince its 1954 founding in Rochester, American Swiss Products has made custom micro-miniature components, from simple pins to complex multi-operation CNC parts, for precision-critical applications. Now operating across three generations, the company combines traditional cam-driven equipment with Swiss CNC machining and coordinates inspection and inventory services for customers in fields such as medical and aerospace manufacturing. Its quality system has been ISO 9001:2015 registered since 1999.PITTSFORD, NY
East Side MachineSince 1984, Webster-based East Side Machine has manufactured precision components through CNC turning and milling, including 11-axis turning and 5-axis machining. Its team averages 15 years of experience and supports production with more than 1,200 pieces of inspection equipment, while its Integrated Quality System is designed to align closely with customer requirements. The company is certified to ISO 9001:2015 and AS9100 Rev. D.WEBSTER, NY
Criterion Precision MachiningFounded in 1953 as a general machine shop, Cleveland-area Criterion Precision Machining now produces tight-tolerance components for medical, aerospace, defense, and photonics applications. Third-generation owner Tanya DiSalvo leads the woman-owned company, which combines Swiss turning and multi-axis machining with tolerances as tight as ±0.0002 inches. Criterion is ISO 13485 and ISO 9001 certified, FDA and ITAR registered, and WBENC certified.BROOK PARK, OH