Locally owned and operated since 1946, R. A. Heller Co. has served the Greater Cincinnati and Tri-State area for more than 70 years, with customers returning for generations. The Cincinnati machine shop supports heavy industrial customers through precision grinding and related repair work, including its unusual specialty in repairing and rechroming progressive cavity pump rotors.
Metzger Machine CoFounded in 1878, Metzger Machine Co. is Cincinnati’s oldest operating machine shop, serving manufacturers across the tri-state region and nationwide. Its three graduate engineers help the shop take on difficult repair and reverse-engineering work, including obsolete OEM parts and equipment that must be put back into service. Metzger is known for keeping this technical work in-house, from precision machining through dynamic balancing.CINCINNATI, OH
Quality Manufacturing CoServing Cincinnati since 1975, family-owned and operated Quality Manufacturing Co. is a full-service machine shop that makes precision parts, repairs existing components, and builds welded fabrications. Its experienced team is particularly suited to the practical work of keeping production lines running, from reverse-engineering obsolete OEM parts to redesigning machinery and other hard-to-replace equipment. The company combines machining and fabrication under one roof while emphasizing certified workmanship and on-time delivery.CINCINNATI, OH
Petersen Precision MetalsFamily-owned and operated since 1950, Petersen Precision Metals is a Pittsburgh-area machine shop known for custom work and repair across the tri-state region. Its experienced machinists bring more than 75 years of combined expertise to projects for industrial customers, working from a 12,500-square-foot facility.CLAIRTON, PA
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