Orrick’s “On the Chain” blog aims to help our clients stay on top of blockchain and virtual currency issues globally. Explore “On the Chain” as our team brings to focus matters relating to emerging standards and governance, regulation, security, data privacy and other important trends evolving in the blockchain and virtual currency ecosystem. We also contribute to legal and regulatory developments through our active participation in blockchain organizations that drive business innovation, including the Global Legal Blockchain Consortium, the Global Legal Blockchain Hackathon, the Mobility Open Blockchain Initiative (MOBI) and the Wall Street Blockchain Alliance.


Dan NathanDan Nathan
Washington, D.C., New York
Jacqui HatfieldJacqui Hatfield
Daniel Nathan uses his deep enforcement and regulatory experience to represent U.S. and international financial institutions and individuals before financial regulators. In particular, Dan brings his 25 years of experience as a senior enforcement official with the SEC, CFTC and FINRA to help blockchain and cryptocurrency companies – including issuers and exchanges – innovate while complying with a host of regulatory regimes. As co-head of Orrick’s Blockchain Working Group, he is particularly adept at bringing together the firm’s regulatory, technology and litigation specialists to meet the firm’s clients’ needs. Jacqui Hatfield heads up the financial services regulatory team at Orrick’s London office and is co-chair of Orrick’s global Blockchain and Virtual Currency group. She has more than 20 years’ experience in providing international regulatory advice across the broad spectrum of the financial services regulated community. Jacqui is particularly active in the Fintech space, with clients including peer to peer lending platforms, challenger banks, app payment providers, investment and property crowd funding platforms, robo advisers and wealth management platforms, alternative investment fund managers and on-line broker dealers. She also has significant experience advising on blockchain, digital currencies and ICOs, and is a frequent speaker on blockchain/cryptocurrency developments.
Read more about Dan’s background here Read more about Jacqui’s background here
Peter ConnorsPeter Connors
New York
Peter Connors, head of Orrick’s international tax practice, regularly advises taxpayers on the consequences of cross-border transactions, including those relating to cryptocurrency transactions. A leading authority on tax matters, he is Vice President of the American College of Tax Counsel and he has been a member of the Executive Committee of the New York State Bar Association Tax Section since 2006. He recently authored a thoughtful commentary entitled: Taxing a Moving Target: The Taxation of Cryptocurrency.
Read more about Peter’s background here


Katie Cotton
Diana Fassbender
Sunny Hwang
Nikiforos Mathews
Zac Padgett
Jonas Robison
Matthew Rose
Andrew Wallach
Amy Walsh