Based in Cedar Rapids, IA, PMX Industries is the leading supplier of high quality copper and copper alloys in North America. ... In 1992, when PMX opened its new rolling mill, the company took a very sustainable business approach to protect the health and safety of employees and mitigate environmental impacts. PMX produces a wide range of copper materials in strip, coil, sheet, and plate forms encompassing a variety of attractive colors and finishes. With a heavy emphasis on research and development, we are unmatched in our ability to develop proprietary and customized materials to continually meet our customers' needs. read more