Corporate chatroom startuphas received recent inquiries about a potential takeover from technology companies including, people with knowledge of the situation said.
A deal could value San Francisco-based Slack at at least $9 billion, the people said. An agreement isn’t assured and discussions may not go further, said the people, who asked not to be identified because the matter is private.
A representative for Seattle-based Amazon.com declined to comment. Slack also declined to comment.
Slack raised $200 million in its latestround in 2016, valuing it at $3.8 billion. The company, which introduced its business chat software in 2013, has recently turned its eye to bigger users. In January, Slack debuted an enterprise version of its chat software that allows tens of thousands of employees to collaborate across teams at major corporations like International Business Machines Corp.
Microsoft Corp. in November unveiled its own chat platform -- Teams -- which works with the company’s cloud service, Office 365, to compete with Slack.
Slack has 5 million daily active users -- 1.5 million of whom pay to use the service -- and had $150 million in annual recurring revenue as of Jan. 31.
Bloomberg Beta, the venture capital arm of Bloomberg LP, is an investor in Slack.