Salesforce Promotes Legal Chief Weaver to CFO Amid Slack Buy

Salesforce.com Inc. elevated its top legal staffer, Amy Weaver, to chief financial officer as the company moves to acquire Slack Technologies Inc., the largest deal in its 21-year history.

The cloud-based software firm announced the promotion Tuesday as it unveiled its nearly $28 billion cash-and-stock acquisition of Slack, whose own legal chief was once the first lawyer hired in-house at Salesforce.

Weaver will replace Mark Hawkins as CFO upon his retirement Jan. 31, according to a Dec. 1 securities filing by Salesforce. Hawkins, who joined Salesforce in 2014 from Autodesk Inc., will continue to work for the company through ...