StrikeAd, a London and New York based mobile advertising startup, has secured a £2m second round investment from VCs DFJ Esprit expand further internationally. The investment follows a first round finance from Germany-based venture capital firm eValue announced in February 2011. It recently announced a move into the Japanese market in conjunction with mediba Inc., a leading Tokyo-based advertising business.

StrikeAd offers a mobile-specific advertising Demand Side Platform which lets media agencies manage global mobile ad campaigns from multiple advertisers from a single platform. StrikeAd claims to be unique in that its a real time platform managing over 30 billion page impressions per month via integrations with all the major mobile media exchanges, enabling a simpler purchase and optimisation of ad inventory.

Alex Rahaman, CEO of StrikeAd says the backing from DFJ Esprit will allow the company to develop new areas of technology – such as cross-device targeting.