Slack Raises $250 Million; Tops $5 Billion Valuation September 17, 2017 by quixnet Slack Raises $250 Million; Tops $5 Billion ValuationFortune Messaging platform Slack valued at $5.1 BILLION in record breaking new funding roundDaily Mail Slack Valued at $5.1B After SoftBank-led RoundInvestopedia Slack valued at $5bn after SoftBank joins fundraisingFinancial Times Full coverage
