Holding, acquiring and disposing of participations, in particular in the field of environmentally friendly energy production, both domestically and abroad; may also grant loans to its direct or indirect shareholders or group companies and provide security of any kind for their liabilities to third parties, including by pledging or assigning its own assets or providing guarantees of any kind, even if such loans or securities are in the exclusive interest of its direct or indirect shareholders or other group companies and are provided free of charge; may participate in other companies and acquire, encumber, utilize and sell real estate and intellectual property rights, both domestically and abroad.