Rolls-Royce Power Systems AG, based in Friedrichshafen, Germany, is a world-leading provider of high- and medium-speed diesel and gas engines, drive systems, distributed energy systems and fuel injection systems for the most demanding requirements. The product portfolio includes MTU-branded high-speed engines and drive systems for ships, heavy land, rail and defense vehicles and for the oil and gas industry. Under the MTU Onsite Energy brand, the company sells diesel and gas-based power system solutions: from mission-critical to standby power to continuous power, heating and cooling. The Norwegian subsidiary Bergen Engines AS manufactures medium-speed engines for ships and power plants. L'Orange completes the portfolio with injection systems for large engines.
Rolls-Royce plc and Daimler AG each has a 50 percent shareholding in the company via a joint venture–Rolls-Royce Power Systems Holding GmbH. The company, which employs over 10,000 people, has been fully consolidated in the results of Rolls-Royce plc since January 2013.