
"For Benioff, this is all about Microsoft," Wedbush Securities analyst Dan Ives said of Tuesday's deal. Microsoft also has been posing a threat to Salesforce's main products, a line-up of tools that help companies manage their customer relationships. Slack in July filed a complaint in the European Union accusing Microsoft of illegally bundling Teams into Office 365 in a way that blocks its removal by customers who may prefer Slack.

Microsoft for one has developed its own thriving online suite of services, known as Office 365, which includes a Teams chatting service that includes many of the same features as Slack's six-year-old application.

Salesforce's flamboyant founder and chief executive officer, Marc Benioff, hailed the "cloud computing" concept as the wave of the future to much derision initially.īut software as a service has become an industry standard that has turned into a gold mine for long-time software makers. Marc Benioff, billionaire and co-founder and chief executive officer of, believes the acquisition is a major coup in its battle with Microsoft. The San Francisco company was one of the first to begin selling software as a subscription service that could be used on any internet-connected device instead of the more cumbersome process of installing the programs on individual computers.

The acquisition announced on Tuesday (Wednesday AEDT) is by far the largest in the 21-year history of Salesforce. Business software pioneer is buying work-chatting service Slack for $US27.7 billion ($37.6 billion) in a deal aimed at giving the two companies a better shot at competing against long-time industry powerhouse Microsoft.
