Slack, a Leading Unicorn, Raises $200 Million in New Financing
 By MIKE ISAAC

 The round, which brings Slack’s venture financing to $540 million, was led by the new investors Thrive Capital with participation from GGV and Comcast Ventures.

 Published: April 1, 2016 at 06:00PM

 via NYT Technology http://www.nytimes.com/2016/04/02/technology/slack-a-leading-unicorn-raises-200-million-in-new-financing.html?partner=IFTTT