


Employees at RingCentral rank Vladimir Shmunis in the Top 5% of CEOs in San Francisco. Similarly, employees at Slack rank Stewart Butterfield in the Top 5% of CEOs in San Francisco. Employees rate their CEO differently based on the frequency of interaction, ability to affect company culture, and drive measurable results.

Women at RingCentral rated their CEO an A+

Women at Slack rated their CEO an A+

Diverse Employees at RingCentral rated their CEO an A+

Diverse Employees at Slack rated their CEO an A

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At RingCentral, employees in the Admin department rate Vladimir Shmunis the highest. At Slack, the Customer Support department's employees rate their CEO highest. And, 86% of Slack's employees approve of their CEO's management style.