Full Professor (professore ordinario) since 1994; currently at the Law Faculty of the University of Rome “Tor Vergata”, where he has been teaching Commercial Law and Financial Market Law since 1998.
Lecturer in Commercial Law at the LUISS-Guido Carli University since 1994, initially in the Faculty of Economics and then in the Department of Business and Management.
Lecturer in Commercial Law at the Institutum Utriusque Iuris of the Pontifical Lateran University since 2022.
He previously taught Commercial Law, Banking Law and Comparative Private Law at the University of Perugia (1992/94) and the University of Bari (1994/98), and also Comparative Private Law at the University of Rome Tor Vergata (1998/2008).
At the University of Rome Tor Vergata he is the President of the Central Electoral Commission; Member of the Quality Assurance Group of the Master’s Degree Course in Law; Board member of the Raeli Foundation.
Lawyer admitted to the Supreme Court of Cassation, member of the Rome Bar since 1987. He has been an equity partner at the law firm Freshfields Bruckhaus Deringer from 1998 to October 2018 and was the managing partner for Italy from 2006 to 2010. In 2018, he founded Lener & Partners.
Member of the Association of Economics Law Lecturers (ADDE) where he was Vice-President from its foundation to 2022.
Member of the Board of Statutory Auditors of Olivetti s.p.a. since 2021.
Member of the Board of Statutory Auditors of Fincantieri Infrastructure s.p.a. since 2023.
Chairman of the Board of Statutory Auditors of E-Phors s.p.a. (Fincantieri group) since 2023.
Chairman of the Supervisory Board of Banca Popolare di Vicenza in l.c.a. since 2017.
Coordinator of the 'Arbitration and Banking and Finance Law' sector of the Italian Arbitration Association.
Member of the Arbitral Council of the Milan Chamber of Arbitration (CAM) since 2021.
Member of the ABF - Arbitro Bancario Finanziario (Banking and Financial Ombudsman), at the Bank of Italy, from its foundation in 2009 to 2015.
Member of the ACF - Arbitro for Financial Disputes at Consob from its foundation in 2016 to 2022.
Member of the Supervisory Committee of the Supervisory Board on Financial Advisers (OCF) since 2018.
Member of the International Association of Restructuring, Insolvency and Bankruptcy (INSOL) since 1999.
Member of the Italian Association of Comparative Law (AIDC), the Henri Capitant Association and the Orizzonti of commercial law Association.
In 2019 appointed by ECB - European Central Bank as a Temporary Administrator of Banca Carige.
Advisor to the Parliamentary Commission of Inquiry into the Banking and Financial System since 2020. In July 2021, he was appointed by the same Commission as coordinator of the working group for the drafting of a new bill for the management of bad debts.
Appointed as a member of the Legal Certainty Group of the EU Commission in 2005.
Member of Assoreti's Jury of Honor.
Responsible for Assogestioni's legal advice from 1985 to 1996.
Member of the Scientific Committee of the Italian Association of Payment Services Providers and of the Italian Financial Union. He was a member of the Scientific Committee of the Agents and Mediators Body and of the Committee of Wise Men of the TLX market management company (2003-2007).
He was one of the Liquidators of the EFIM group (1996-2006).
Commissioner of the insurance company ASSID (since 2009). Chairman of the Supervisory Board of Gruppo Tirrena Assicurazioni (since 2023).
Commissioner in the administration or compulsory liquidation of the following banks: Invest Banca (2020-2021), CARIGE (2019-2020), GBM – Gruppo Bancario Mediterraneo (2015-2017), Banca Network Investimenti (2011-2012), Bank Sepah Iran (2007-2008), Banca di Credito di Trieste (1996-2015), Banca UBAE (2011–2012), Cassa Rurale Amaseno (1993-1995), Cassa Rurale di Mandela e Vicovaro (1996-1997), Cassa Rurale Avigliano (1992-1993).
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At the University of Rome Tor Vergata, he is a Member of the Law Degree Course Council, of the Law Department Council, of the Quality Assurance Group of the Law Degree Course, of the Review Group of the Law Degree Course; Board Member of the Raeli Foundation.
He is author of numerous publications on the subject of companies and financial markets, including La “dematerializzazione” dei titoli azionari e il sistema Monte Titoli (1989), Le società di investimento a capitale variabile (1993), Forma contrattuale e tutela del contraente “non qualificato” nel mercato finanziario (1996), I contratti del mercato finanziario (2003 e 2011), Diritto del mercato finanziario. Sages (2011), L’assemblea delle società per azioni (2012), Crisi dei mercati finanziari e corporate governance: poteri dei soci e tutela del risparmio (2014), Commentario del codice civile. Delle promesse unilaterali e dei titoli di credito (2015), Il bail-in (2015), I metodi alternativi di risoluzione delle controversie. L’ACF Primi passi e prospettive (2017), Fintech. Diritto, tecnologia e finanza (2018), I diversi settori del Fintech (2019), Tutela del cliente e “giurisprudenza” ABF (2020), La consulenza digitalizzata (2021).
Co-founder of the Disiano Preite Association, he is co-author of the Report on Open Society (1997) and Company Law (2004-2012).
Co-director of the series “Diritto dell'Economia” (Giappichelli).
Co-director of the journals: Analisi giuridica dell’economia, Rivista di diritto bancario, Rivista di diritto privato, Rivista bancaria-Minerva bancaria.
Member of the Scientific Committee or of the Editorial Board of the journals: Banca, borsa e titoli di credito, Il Foro Italiano, Comparazione e diritto civile, Trust e attività fiduciarie, Lateran Law Review, Rivista del diritto commerciale digitale.
Member of the Scientific Committee of the Fondazione Giorgio Oppo, of the Centro Ferro-Luzzi, of the Incontri di Diritto Commerciale Comparato Vincenzo Buonocore, of the Studi giuridici’series - Sez. diritto commerciale e dell’economia of the University Nicolò Cusano, of the Trattato di Diritto dell’Arbitrato (ESI), of the Strumenti e modelli di diritto dell’economia’ Collections (Cacucci), of the I diritti economici’s Collections (Cedam) and of the Persona, mercato, istituzioni’series (ESI), of the Series of the Department of Management of the University of Turin-Sez. diritto dell’economia (Giappichelli).
Member of the Committee of Referees of Consob’s Quaderni di Finanza and Quaderni Giuridici, of the magazine Giurisprudenza commerciale, of the magazine Diritto della banca e del mercato finanziario, of the Rivista delle società, of the series Persona, Mercato, Istituzioni of the Polytechnic University of Marche (Ancona), of the Rivista Trimestrale di Diritto dell’economia, of the magazine Ricerche Giuridiche and of the Centro Studi Giuridici’series of the Ca' Foscari University of Venice of the Osservatorio del diritto civile e commerciale, The Dottorato Series of the Department of Law of the University of Rome La Sapienza.
Member of the Scientific Council of CRIAD - Research Centre on Artificial Intelligence and Law at the University of Rome Tor Vergata.