Rochester’s Certified Centerless Grinding traces its roots to 1962, when Paul F. Sage established the company as Certified Grinding and Machine. After ownership passed to Asteria Technologies in 2024, the company has continued its push to rebuild American manufacturing under Christopher Duncan’s leadership, drawing on proprietary straightening methods and ISO 9001-certified production for customers in demanding industrial fields.
ISO 9001:2015
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Service-Disabled Veteran-Owned
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Centerless Technology, IncFounded in 1998 by Dan Burns, Les Malovics, and Jim Ozminkowski, Centerless Technology, Inc. is a Rochester, New York, precision grinding shop specializing in centerless and cylindrical grinding for bars and parts. What began with six employees and four machines has grown into a 23-person, 11,000-square-foot operation serving 270 customers, with the company’s Rochester-area super-finishing service producing surfaces below 1 Ra. Its journeymen average more than 25 years of grinding experience, and the team handles both high-volume production and small-quantity work.ROCHESTER, NY
Grinding Specialists IncFamily-owned since 1988, Grinding Specialists Inc. provides centerless grinding services for manufacturers from its Westland, Michigan operation. The company brings more than 72 years of combined grinding experience to high-volume work, with capabilities for tight tolerances as small as 0.0002 inch and optional 100% inspection. GSI has maintained ISO certification since 2004 and currently follows ISO 9001:2015.IRWIN, PA
Centerless Grinding SolutionsSince 1990, Centerless Grinding Solutions has rebuilt, repaired, and modernized centerless grinding machines, with a particular specialty in Cincinnati Milacron equipment. The Twinsburg, Ohio company also remanufactures replacement components and supports customers with field service, preventative maintenance, and hands-on operator training. Its remanufactured machines and components are tested before shipment and carry warranties ranging from 12 to 24 months.TWINSBURG, OH
Advanced Carbide GrindingSince 1999, Advanced Carbide Grinding has grown from a garage-sized shop founded by five skilled professionals into a 100,000-square-foot, three-shift operation in Derry, Pennsylvania. Today, co-owners David Butz and Jim Elliott remain hands-on as the company produces precision-ground components for manufacturers across western Pennsylvania and beyond. Its ISO 9001:2015-certified quality system reflects a culture built around getting demanding work right the first time.DERRY, PA