MUMBAI: WPP’s global digital agency Mirum, which is a part of J. Walter Thompson Company, has acquired a majority stake in Germany’s full-service digital marketing agency RSK Group AG.

RSK offers cross-media services including e-Commerce solutions, websites and mobile marketing. Its clients include RCI Banque Germany, Toshiba, 3M and Nestlé.

RSK employs 25 people and is headquartered in Dusseldorf. Post-acquisition, RSK will rebrand as Mirum and will continue to be led by RSK founder and current CEO Christoph Eßer.

RSK’s unaudited revenues for the year ended 31 December, 2014 were approximately EUR 2.3 million, with gross assets at the same date of approximately EUR 1 million.

Germany is WPP’s fourth largest market after the US, UK and Greater China.