In October 2011, Chartboost secured $2m in its series A round from backers including SK Telecom Ventures, the corporate venturing unit operated by SK Telecom, the telecommunications division of South Korea-based conglomerate the SK Group.

US-based Tutor.com has been acquired by media conglomerate IAC for a reported $40m.

India-based One97's mobility fund has invested in mobile payment solutions provider MobiSwipe Technologies.

Rodolphe Menegaux, investment director at XAnge, said: "Online marketing is a targeted sector for investment through our multi-corporate venture fund."

Expedia joined travel expense software provider Concur Technologies and former executives Rich Barton and Erik Blanchford in US-based hotel search engine Room 77's $30.3m series C round.

Recruit Incubation Partners has acquired a stake in Net Marketing for Y112m ($1.3m) from existing investors.

YJ Capital, Yahoo Japan's Y1bn corporate venture fund, has made its first investment participating in a Y120m round of funding for Raksul.inc