Slack raises $200 mn at $3.8 bn valuation
Business messaging startup Slack on Friday raised $200 million at a $3.8 billion post-money valuation. The round was led by Thrive Capital, with participation from GGV, Comcast Ventures and Slack’s existing investors, including Accel, Index Ventures and Social Capital. This brings the total funding for the three-year-old company to $540 million. 