One of the leading providers of enterprise social networks received $17 million in its fourth round of funding. That brings the total financing of Yammer to $57 million. The Social+Capital Partnership, a new fund established by former Facebook Vice President Chamath Palihapitiya, led the round with previous investors Charles River Ventures, Emergence Capital and U.S. Palihapitiya will have an observer’s seat on Yammer's board of directors.


Read More: Yammer Raises $17 Million as Former VP Facebook Palihapitiya Joins the Board