Lecturer at the Corporate Tax Governance Course at the State University of Milan;
Member of the Scientific Committee of the Fondazione Bruno Visentini; Member of
the Editorial Board of Bollettino Tributario;
Regular contributor to ‘La Voce.Info’.

Professor of Tax Law at the University of Siena;
Professor of Tax Law at the Tor Vergata University of Rome;
Professor of International Tax Law at the European University of Rome;
Professor of International Tax Law at the University of Cassino;
Lecturer at the Bocconi University Tax Master’s Course;
Lecturer at Master Diritto d’Impresa at Luiss University of Rome;
Coordinator CERTI BOCCONI (2006 – 2009);
Coordinator IPSOA courses (1982 – 1988);
Lecturer at the Central Tax School of the Guardia di Finanza;
Lecturer at the Ezio Vanoni Central Tax School.

He founded Studio Di Tanno Associati in 1986.

Tax litigation, Corporate law, Taxation of groups of companies, International taxation, Private equity funds, M&A transactions.
Registered as a Chartered Accountant in Rome since 1979.

Chairman of the Board of Statutory Auditors of Vodafone Italia;
Chairman of the Board of Statutory Auditors of Kedrion SpA;
Chairman of the Board of
Statutory Auditors of F2i Medtech SpA;
Chairman of the Board of Directors of Untouchable Energy Srl;
Member of the Board of Directors of the Bruno Visentini Foundation.

Head of Tax Department Arthur Andersen – Rome (1979 – 1982);
Chairman of the Board of Directors of Central Sicaf (the largest Italian real estate company); Chairman of the Board of Directors of SISAL SpA;
Chairman of the Board of Directors of IPI SpA;
Chairman of the Board of Directors of Assicurazioni di Roma;
Chairman of the Board of Directors of Weatherford Italia SpA;
Deputy Chairman of the Board of Directors of TAGES SGR;
Member of the Board of Directors of INA – Assitalia;
Chairman of the Board of Statutory Auditors of Anima SGR;
Chairman of the Board of Statutory Auditors of Banca MPS;
Chairman of the Board of Statutory Auditors of Banca Nazionale del Lavoro;
Chairman of the Board of Statutory Auditors of British American Tobacco Italia;
Chairman of the Board of Statutory Auditors of Caltagirone Holding;
Chairman of the Board of Statutory Auditors of EF Solare Italia SpA;
Chairman of the Board of Statutory Auditors of Ifitalia;
Chairman of the Board of Statutory Auditors of Roma Entrate;
Chairman of the Board of Statutory Auditors of SIV-Pilkington;
Chairman of the Board of Statutory Auditors of Phoenix Towers Italia SpA;
Standing Auditor of Atlantia;
Standing Auditor of Alitalia CAI;
Chairman of the Board of Auditors of the Telethon Foundation;
Economic Advisor to the Minister of Finance (1996 – 2001);
Advisor to the Presidency of the Commission for Industry at the Senate of the Republic (2013 – 2018); Member of numerous Study Commissions established at the Presidency of the Council of Ministers, the Ministry of Economy of Finance, Justice; Member of the Committee for the Italian Financial Square (1998 – 2001 and 2006 – 2009); of the Council of Experts of the Lazio Region (2006 – 2008); of the Tax and Legal Committee of the EVCA (1992 – 2001); of the Committee of Guarantors of the Municipality of Rome (2001 – 2004); of the Board of Auditors of Political Parties (2008 – 2013); of the CO.VI.SOC. (2004-2006).
He also coordinated, on behalf of the Bruno Visentini Foundation, research on:
• The taxation of the digital economy (2019);
• Global Minumum Tax (2024)