Dion Seymour has over 15 years’ experience working in HMRC where he has had a number of roles. He is currently a policy and technical adviser within the Financial Products and Services Team, where he leads on the development of HMRC’s approach to the taxation of cryptoassets.

Julien Jarrige is an adviser to the Director and Deputy Director of the OECD’s tax policy directorate, involved in major international tax negotiations including on the tax challenges raised by digitalisation, the work on multinationals’ tax avoidance, the exchange of information for tax purposes and tax and development matters.

Co-author of the OECD’s report on Taxing Virtual Currencies, Julien was a policy advisor in the Finance track secretariat of Saudi Arabia’s G20 Presidency in 2019-2020. Teaching assistant at Sciences Po Paris’ School of Public Affairs on global economic governance and international taxation in 2018-2019 and 2020-2021, he held various positions within the OECD’s tax policy directorate since 2014, mainly in relation to the Base Erosion and Profit Shifting (BEPS) project. Prior to joining the OECD, Julien worked as an international tax consultant at Deloitte.

Sulolit "Raj" Mukherjee currently heads the Tax department at Binance.US. In this role, he oversees and manages all of the firm’s tax functions including setting internal tax policies and benchmarks and ensuring corporate tax compliance. He also serves as Binance.US' representative liaising with governing agencies on various tax issues in the virtual currency space.

Previously, Sulolit was the Global Head of Tax Information Reporting at Coinbase where he oversaw end to end tax information reporting and served as the lead tax SME focused on emerging US and global tax reporting obligations for virtual currencies. He partnered with Legal, Onboarding, Operations, Technology and Business leadership to assess risks to the firm, existing operating models, and provide guidance on enhancements and controls.

Wendy is the Solution Principal of tax information reporting at Sovos. Leveraging 15+ years of industry experience leading tax operations and compliance teams, she works with Sovos clients to deliver market-leading withholding and information reporting solutions.

Wendy is also a member of the Internal Revenue Service Advisory Council (IRSAC)’s Information Reporting Subgroup and advises the IRS on industry issues related to new and pending tax reporting changes impacting businesses. Wendy graduated with a B.S. in Process Engineering from Franklin University and obtained her M.B.A. from Ohio Dominican University in Columbus, Ohio.

Luisa Scarcella is a postdoctoral researcher engaged with topics concerning the digital economy and the use of new technologies in the area of tax law. Before joining the DigiTax Centre at the University of Antwerp (Belgium), she has worked as research and teaching assistant for the Tax and Fiscal Law Department of the University of Graz (Austria), where she has obtained a PhD in tax law with distinction in October 2020 with a dissertation on the VAT treatment of cryptocurrencies. For her research work, Luisa has been awarded prizes and fellowships by the European Association of Tax Law Professors, the Austrian Ministry of Research, and the Austrian Academy of Sciences.