Creglingen. Following the appointment of Dr. Ralf Zander as Chief Financial Officer as of July 1, 2020, there will be further changes in the Executive Board of Wirthwein AG at the upcoming turn of the year. Present Chief Technical Officer Marcus Wirthwein will assume responsibility for the sales sector, which his brother Frank Wirthwein has been responsible for up to now. The international business economist Frank Wirthwein will leave the Executive Board of Wirthwein AG as of 2020-12-31 and will assume responsibility for "Wirthwein Interior". Dipl.-Ing. Holm Riepenhausen will be appointed Chief Technical Officer.