Opera Mediaworks is set to expand its reach in Germany after buying Deutsche Telekom-backed mobile advertising company Apprupt.

Mobile advertising platform Opera Mediaworks has purchased Germany-based mobile advertising company Apprupt for an undisclosed sum, giving an exit to backers including T-Venture, the corporate venturing subsidiary of Deutsche Telekom.

T-Venture, development bank KfW and venture capital fund Neuhaus Partners invested in two rounds raised by Apprupt, in May 2010 and September 2011, though Apprupt declined to disclose the funding amounts for either round.

Opera acquired Apprupt in order to expand its presence in the German mobile advertising market, but…