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Issued by Blockchain Council and authenticated on this page.

Certified Cryptocurrency Expert™

Blockchain Council

Certified Cryptocurrency Expert™

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DH

Awarded to

David Hollar

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Certificate Number

BCC-2026-RNYREA

Issued On

July 21, 2026

Does not expire

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Blockchain Council

The authority on Blockchain, AI & Web3 certifications.

The Blockchain Council is an authoritative group of subject experts and enthusiasts evangelizing blockchain research, development, use cases, products, and knowledge for the better world. 125,000+ professionals across 150+ countries trust our credentials.

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Certified Cryptocurrency Expert™ — David Hollar