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§ Founder & Investor Profile

Joshua Sirefman

ActiveFounder Investor

Updated:Apr 2, 2026

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Quick Facts

Role: Co-Founder
Company: Sidewalk Labs
Status: Active
Type: Founder, Investor

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Experience

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Present - Present

Frequently Asked Questions

Who is Joshua Sirefman?

Joshua Sirefman is Co-Founder at Sidewalk Labs.

What companies has Joshua Sirefman founded?

Joshua Sirefman co-founded Sidewalk Labs.