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Colonial Engineering Inc
Professional, Creative & Marketing Services
Colonial Engineering, Inc. is a full-service custom injection-molder with operations in Portage and Benton Harbor, MI.
About
Colonial Engineering, Inc. is a full-service custom injection-molder with operations in Portage and Benton Harbor, MI. Colonial also manufactures plastic valves for the industrial PVF, process piping, water-treatment, pool, plumbing and irrigation markets.
