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Black-and-white portrait of David Sacks in a dark polo shirt.

Perimeter People / Entrepreneur and investor; All-In co-host

David Sacks

David Sacks is an entrepreneur, investor and All-In co-host who co-founded Craft Ventures. He joined PayPal as its first product leader and later served as chief operating officer. He subsequently founded Yammer, an enterprise collaboration business acquired by Microsoft. His operating and investing experience centers on software companies, including the relationship between product-led adoption, customer growth and business sales.

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Behind the microphone

All-In with Chamath, Jason, Sacks & Friedberg official podcast cover
Business

All-In with Chamath, Jason, Sacks & Friedberg

Roundtable · All-In Podcast, LLC

Four technology investors debate markets, startups, science and politics, mixing company analysis with pointed disagreements, guest interviews and the perspectives of people building and financing businesses.

Best forListeners familiar with business news who want to hear investors argue through technology and market developments, including their assumptions and disagreements about policy.

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Sources & further reading

Profile checked September 18, 2026. Editorial notes are Perimeter’s interpretation.