Coleys Inc. grew from a Vermilion garage shop founded in 1968 into a third-generation, family-run CNC manufacturer making tight-tolerance components for demanding industries. Its Ohio facility operates around the clock with more than 50 high-capacity machining, turning and sawing centers, along with in-house prototyping and inspection. Coleys also holds ISO 9001:2015 certification and acquired Automatic Parts in 2009 to add Swiss and screw machining.
ISO 9001:2015
FedBiz SAM Certified
Registration
Triangle Machine ProductsFamily-owned and operated for four generations, Triangle Machine Products has remained in business since 1957, building its reputation on integrity, common sense, and hard work. From its 47,000-square-foot Cleveland-area facility, the company makes precision CNC-turned components for OEMs and other manufacturers, supporting both prototype work and high-volume production. Triangle employs 40 people and holds ISO 9001:2015 and IATF 16949:2016 certifications.CLEVELAND, OH
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
G.L. Heller Co. IncG.L. Heller Co. is a family-owned Whitehouse, Ohio machine shop that has produced precision CNC-turned and milled parts and waterjet-cut components since 1972. Started by Gary and Jean Heller in their home garage, the company remains owned by the Heller family and now operates from its original location in a 38,000-square-foot shop. Its production work is backed by ISO 9001:2015 certification and a climate-controlled inspection lab.WHITEHOUSE, OH
CNC Tech USASince 1997, CNC Tech USA division CNC Manufacturing has precision-machined performance-critical parts for demanding applications from its 37,000-square-foot Coatesville facility. Its close-tolerance work spans small and large production lots, with exotic materials handled routinely and Statistical Process Control applied throughout manufacturing. CNC Manufacturing, along with sister companies CNC Technology and MTI Dental, holds DEKRA ISO 9001:2015 certification and employs several armed-services veterans.332710COATESVILLE, PA