PEI Building

The Partner Companies Acquires Photochemical Machining Company, Photofabrication Engineering Inc. CHICAGO, IL — The Partner Companies (TPC) announced the acquisition of Photofabrication Engineering Inc. (PEI).  Based in Milford, Massachusetts, PEI is a photochemical machining specialist with dedicated departments for precision etching and decorative etching.  The company is a leader in Titanium etching and processes most…

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