John Groth has taken over as Vice President, Pharma at Optima Machinery Corporation. His appointment at the U.S. subsidiary based in Green Bay, Wisconsin further strengthens the Optima Group’s pharmaceutical position in the USA, and sets the stage for continued growth.   “It feels like coming home,” says Groth, who after seven years with another manufacturer, returns to Optima as vice president, Pharma USA.   North America is an important and growing market for Optima, espe...