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William O'Rorke

William
O’Rorke

Partner

Co-founder of ORWL, William O’Rorke is recognized as one of France’s leading experts in crypto-asset regulation. For nearly ten years, he has been advising players in the crypto-finance sector, combining high-level legal expertise with a deep understanding of blockchain technologies.

William focuses on the regulatory challenges arising under MiCA, MiFID II and DORA in the crypto-asset sphere. He has a recognised track record representing crypto projects before the financial and banking regulators and devising innovative regulatory strategies.

His clientele includes crypto-asset service providers (CASPs), payment and e-money institutions issuing EMT/ART-type stablecoins, banks and asset-management companies rolling out crypto initiatives. He also advises technology providers—SaaS platforms, custodians-as-a-service, and layer-1 and layer-2 foundation—that build the sector’s technological backbone.

Alongside his advisory work, William serves as a board member and Secretary of ADAN – the leading blockchain association in France and Europe-, where he contributes to EU-level discussions on crypto regulation. He lectures annually at the Paris Bar School (EFB) and several banking- and finance-law master’s programmes, and is a co-author of the reference textbook Droit des crypto-actifs published by LexisNexis.

William’s team has been ranked “Leading” in Leaders League’s for the fourth consecutive year and is listed in Band 4 of Chambers & Partners’ FinTech rankings.

William O'Rorke
William
O’Rorke
Partner
Latest posts
Bull bitcoin CASP
Deals
29 June 2026
ORWL advises Bull Bitcoin on obtaining its CASP authorisation from the AMF
Services autour des cartes à collectionner (TCG)  quels enjeux juridiques pour les projets
Articles
15 June 2026
Trading card game (TCG) services: what are the legal risks for your project?
L’ACPR précise les conditions de l’agrément allégé pour les PSCA offrant des services sur EMT
Articles
20 February 2026
ACPR clarifies conditions for simplified authorisation for CASPs offering services on EMTs