Welcome to Stadtwerke Zwickau Holding GmbH Stadtwerke Zwickau Holding GmbH is the parent company of Zwickauer Energieversorgung GmbH and Städtische Verkehrsbetriebe Zwickau GmbH. Another object of the company is the participation in companies on behalf of the city of Zwickau as well as the assumption of tasks for municipal institutions. Stadtwerke Zwickau Holding itself does not conduct any operational business. Read more about our tasks on the following pages and find out how we ensure a powerful, flexible and clean city every day through our subsidiaries.