Rolls-Royce Solutions GmbH, based in Friedrichshafen on Lake Constance, is the largest development and production site of Rolls-Royce's Power Systems division. Other locations are Duisburg and Hamburg. Around 5,000 employees work at the site. They develop and produce mtu brand products and solutions in the areas of propulsion and energy and work on environmentally friendly solutions of the future that make their contribution to the energy and mobility revolution.