Roy Ben-Hur

Alireza Siadat is a Partner, Banking & Finance at Deloitte Legal, based in Frankfurt, a position he has held since February 2025. He leads the Deloitte Legal Blockchain, DLT and Crypto initiative within the DACHLi region, advising banks, financial institutions, FinTechs and SMEs on German and European regulatory law, with a focus on market entry, expansion, cooperations and strategic matters related to DLT, blockchain and crypto assets. He maintains a network with German and European regulatory authorities.

Siadat has worked as a lawyer in leading law firms since 2012, where he built advisory practices in blockchain and DLT. Prior to joining Deloitte Legal, he served as a partner at a law firm specialising in regulatory law in the financial sector. He is a founding and board member of INATBA, the Blockchain Association of the European Commission, and of the Luxembourg-based thinkBLOCKtank A.s.b.l. As of November 2025, he also serves on the board of Bundesblock, the German blockchain industry association. He holds advisory roles at tokenforge, a tokenisation platform for real-world assets, and at BFG Blockchain Founders Group AG. He is a co-editor of the Zeitschrift für das Recht der digitalen Wirtschaft (ZdiW), published by Wolters Kluwer, and has authored publications on the eWpG, MiCAR and related crypto law topics. He received the Client Choice Award in the Fintech category in the Lexology Index 2025. He is listed as an expert in Chambers, Legal500, Juve and WWL in banking, finance, Blockchain and DLT. He has also served as an expert in the German Bundestag on blockchain and crypto-related legislative initiatives. Siadat holds an M.J.I. qualification and speaks German, English and Farsi.

Thomas Campione is Director and Digital Asset Accelerator Centre Lead at Deloitte Luxembourg, a position he has held since joining the firm in 2025. He leads the Digital Asset Accelerator Centre (DA2C), launched in November 2025, which is structured around defining a European vision for digital assets and DLT, serving as an activation hub within the Luxembourg financial ecosystem, and supporting clients in the digital transformation of their operations in line with applicable regulatory frameworks. His stated mandate covers advising clients on strategy, regulation, risk, and technology as they transition toward DLT and digital asset-based models.

Thomas has five years of specialisation in digital assets, with service areas that include strategy, market entry assessment, target operating model definition, regulatory considerations, crypto-fund setup, asset tokenisation, crypto-asset valuation, and accounting. Prior to joining Deloitte, he spent six years at PwC Luxembourg as Director and Blockchain Crypto-assets Leader. He has served since September 2020 as Co-chair of the Blockchain Finance Working Group at INATBA (International Association for Trusted Blockchain Applications) and previously served as a Board Member of LëtzBlock, the Luxembourg Blockchain and DLT Association, from September 2020 to July 2025. He holds a master's degree in finance (Engineering), is a Chartered Financial Analyst (CFA) charterholder since 2015, and completed the MIT Executive programme in Blockchain technologies. He is fluent in French and English.

Vincent Martin is Managing Director, Cross-Border Tax M&A at Deloitte Luxembourg, a position he has held since September 2017. He joined Deloitte Luxembourg in October 2008 as a junior in the Cross-Border Tax M&A department, where he has remained throughout his career, progressing from Junior to Senior Manager before reaching his current role.

His work focuses on tax structuring for alternative asset managers, covering private equity and real estate clients across domestic and international mandates, including merger and acquisition transactions, global tax optimisation, and tax due diligence. He has a specific focus on the African market, both inbound and outbound. He has published analysis on VAT treatment of security tokens in the EU and on accounting for crypto assets in Luxembourg, co-authored with colleagues at Deloitte Luxembourg. Prior to joining Deloitte, he worked as a legal adviser at two French law firms: Cabinet Paul Denizot Avocats from January 2007 to September 2008, and SCP Baur & Associés from June to December 2006, where he handled agreement drafting, company structuring, and legal and tax advisory work. He holds a qualification in Tax Law with an additional specialisation in Business Administration, and completed further studies at IAE France in Paris between 2007 and 2008.