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© 2026 Startup Intros, Inc.San Francisco, CA · Made for Founders

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§ Founder & Investor Profile

Derek Maetzold

ActiveFounder Investor

Updated:Apr 2, 2026

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Quick Facts

Role: President, CEO and Founder
Company: Castle Biosciences
Status: Active
Type: Founder, Investor

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Recent News & Mentions

Apr 18, 2019FundingCastle Biosciences - Other Equity Mar 28, 2016FundingCastle Biosciences - Debt Jul 27, 2015FundingCastle Biosciences - Series F Apr 14, 2015FundingCastle Biosciences - Debt Aug 13, 2014FundingCastle Biosciences - Other Equity

Experience

President, CEO and FounderFounderCurrent

Castle Biosciences

Present - Present

Frequently Asked Questions

Who is Derek Maetzold?

Derek Maetzold is President, CEO and Founder at Castle Biosciences.

What companies has Derek Maetzold founded?

Derek Maetzold co-founded Castle Biosciences.