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Issued by Blockchain Council and authenticated on this page.

Certified Blockchain Expert™

Blockchain Council

Certified Blockchain Expert™

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HO

Awarded to

Helen O'Sullivan

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Certificate Number

79370247

Issued On

August 7, 2023

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 Blockchain Expert™ — Helen O'Sullivan