Slack leadership

Stewart Butterfield

CEO & Co-Founder

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Cal Henderson

Co-founder and Chief Technology Officer

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Allen Shim

Chief Financial Officer

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Tamar Yehoshua

Chief Product Officer

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David Schellhase

General Counsel

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Nadia Rawlinson

Chief People Officer

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Julie Liegl

Chief Marketing Officer

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Sean Catlett

Chief Security Officer

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Robert Frati

Senior Vice President of Sales & Customer Success

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Allan Leinwand

Senior Vice President of Engineering

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Ali Rayl

Vice President of Customer Experience

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Brad Armstrong

Vice President, Business Development and Corporate Development

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Jonathan Prince

VP, Communications & Policy

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Megan Cristina

Chief Privacy Officer

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Brian Elliott

VP, Future Forum

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Board of Directors

Andrew Braccia

General Partner, Accel Partners

Stewart Butterfield

Co-founder and CEO, Slack

Edith Cooper

Former Global Head of Human Capital Management, Goldman Sachs

Sarah Friar

CEO, Nextdoor

Sheila Jordan

Chief Digital Technology Officer, Honeywell

Mike McNamara

Former CEO, Flex

John O’Farrell

General Partner, Andreessen Horowitz

Graham Smith

Former CFO, Salesforce