Interone GmbH is a successful service provider in the marketing sector. They have their head office in Munich, Germany.
If you are proficient in Office Management, you are in luck - the company is at present seeking in Hamburg. On Jobspotting, you can find one open position from Interone GmbH.
If you need more information about the company, the best resource is their Wikipedia article; but their Twitter profile is worth a look too. On their careers page, there is more information about open positions and career prospects at Interone GmbH.