Independent handling of general administrative tasks (e.g. mailings, room reservations, list management, key management, access cards/access system, general documentation, etc.)Reception of visitors and suppliers and taking over the central telephone serviceOrdering rental vehicles and managing the pool vehicles (checking/demanding cleanliness), ensuring tires are changed and carrying out regular driver's license checks when pool vehicles are usedCarrying out travel expense reports according to specifications, including the necessary invoice verificationGenerate reports for Management as needed