 SAN FRANCISCO--BUSINESS WIRE--Slack Technologies, Inc., NYSE: WORK today reported financial results for its fiscal quarter ended April 30, 2021. Management Commentary: Companies globally are racing toward a digital-first way of working to attract talent and to win, said Stewart Butterfield, Chief Executive Officer and Co-Founder at Slack. Slack is not just embracing this trend, we are enabling it. In Q1 we saw a near-record number of Paid Customer additions, a record number of Paid Custo 