Will SFO

As the digital asset landscape matures, the need for sophisticated legal support has become increasingly evident. Regulatory frameworks around blockchain technologies, tokenised assets, decentralised finance (DeFi), and virtual currencies continue to evolve, demanding agile, informed, and proactive legal strategies. In response, a select group of law firms have positioned themselves at the forefront of this transformation.
Below, we highlight seven of the most prominent legal firms providing high-level support to blockchain ventures, crypto-native businesses, institutional stakeholders and regulatory-facing entities in 2025:
1. Perkins Coie
https://perkinscoie.com
A consistent presence in the blockchain legal space, Perkins Coie remains a leading adviser to token issuers, decentralised network operators and Web3 developers. With long-term involvement in Bitcoin-related matters and policy discussions, the firm continues to shape the legal frameworks underpinning decentralised technologies.
2. Crypto Legal
https://www.cryptolegal.uk
Headquartered in the United Kingdom, Crypto Legal delivers highly focused legal services in blockchain forensics, anti-money laundering (AML) and Know Your Customer (KYC) compliance, digital asset tracing and recovery, and fraud-related investigations. With deep sectoral expertise and a technical understanding of the crypto ecosystem, the firm plays a vital role in helping clients resolve disputes, recover assets, and meet regulatory obligations.
3. Sullivan & Cromwell
https://www.sullcrom.com
Renowned for advising global institutions, Sullivan & Cromwell offers legal structuring for complex digital asset ventures. The firm’s cross-border capability and insight into regulatory positioning make it a key player in supporting compliance across multiple jurisdictions.
4. Latham & Watkins
https://www.lw.com
Latham & Watkins maintains a strong presence in the DeFi and Web3 regulatory space. Its lawyers advise technology platforms, developers, and investors on digital asset issuance, DAO formation, token classifications, and cross-border transactional matters.
5. Mischon de Reya
https://www.mishcon.com
With a dedicated team focused on digital risk and blockchain innovation, Mischon de Reya continues to advise clients on regulatory risk, operational resilience and strategic planning. The firm is noted for bridging commercial insight with legal clarity in navigating the fast-moving crypto regulatory environment.
6. Gibson Dunn
https://www.gibsondunn.com
Providing support to NFT platforms, exchanges and custodians, Gibson Dunn offers legal counsel on virtual asset structures, payment models and compliance with emerging international standards. Their advisory work covers governance frameworks and risk mitigation for token-based businesses.
7. Debevoise & Plimpton
https://www.debevoise.com
Debevoise continues to guide fintech companies and blockchain ventures on capital markets issues, transactional structuring, and operational compliance. The firm’s experience in cross-border financial regulation makes it a valuable partner to those expanding digital operations globally.
As blockchain technology becomes more integrated into financial systems, enterprise solutions and retail platforms, legal firms must stay ahead of changing regulatory interpretations and technological shifts. Each of the above firms has demonstrated an ongoing commitment to that challenge, combining traditional legal disciplines with innovative, sector-specific strategies.
We invite continued dialogue on how legal expertise is shaping the future of crypto and digital asset infrastructure, and welcome your perspectives on how law firms can best support innovation while managing risk.

ロンドンに拠点を置く著名な法律および法医学事務所である Crypto Legal は、2023 年を暗号通貨およびブロックチェーン法の分野で大きな成果と認知を得て迎えました。同社は、European Legal Awards による「ブロックチェーン法における欧州法律賞」、AI Legal Awards 2023 での「最も信頼される暗号通貨法律専門家」賞、そして European Global Business Awards 2023 での「年間最優秀法律イノベーター事務所」および「年間最優秀暗号法務パートナー」賞の受賞を誇りに思います。