Salesforce, a designer and developer of enterprise software, completed the acquisition of Slack, an innovative enterprise communications platform, for $27.7bn. "We couldn't be more excited to have Slack as part of the Salesforce family, combining the #1 CRM and the trailblazing digital platform for the work anywhere world. Together we'll define the future of enterprise software, creating the digital HQ that enables every organization to deliver customer and employee success from anywhere," Marc Benioff, Salesforce Chair and CEO.