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Work +39 02 89 62 21
Fax +39 02 89 62 23 33
Milan, Rome

Antonio Segni

Work +39 02 896221
Lombardi Segni e Associati

Work Department

Corporate and commercial, Capital Markets, Mergers and acquisitions - Private Equity


His practice focuses on capital markets, M&A and corporate finance. Advises regularly on transactions also involving large public companies, IPOs, rights offerings, ABBs, tender offers on equity and debt securities, issues of convertible, structured and hybrid securities, PE and RE funds set-up. Corporate governance expert.


From 1989 through 1994 Antonio Segni served as an officer at the legal department of CONSOB. He qualified in 1993 and in 1994 he turned to private practice with Gianni, Origoni & Partners, where he became Partner and head of the Capital Markets Group in 2000. In 2006 he left his position to found Labruna Mazziotti Segni, where he continued his practice through 2013. From 2014 he joined Lombardi Molinari Segni.


Italian. English.


Italian Bar. New York Bar.


Law degree, University of Rome, magna cum laude, 1988. LLM Harvard Law School, 1992.


Leisure interests include sports, music and travels.


Commercial, corporate and M&A

Within: Commercial, corporate and M&A

Lombardi Segni e Associati advises on acquisitions and divestitures, mergers, transformations, break-ups, and reorganisations. It also assists with public tender and takeover bids, regarding listed companies and real estate funds as well as corporate governance. Giuseppe Lombardi, Andrea Mazziotti Di Celso, Stefano Nanni Costa and Antonio Segni are highly rated.

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Private equity

Within: Private equity

Lombardi Segni e Associati assists Italian and foreign private equity funds with complex transactions, including financings and collateral security. The main contacts are Stefano Nanni Costa, Carla Mambretti, Antonio Segni and Federico Vermicelli.

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Restructuring and insolvency

Within: Restructuring and insolvency

Lombardi Segni e Associati is highly rated for its insolvency law expertise, including insolvency proceedings and compositions with creditors. The practice regularly advises receivers and administrators on large corporate insolvencies in Italy and high-profile debt restructurings. Giuseppe Lombardi assisted the extraordinary commissioners of Alitalia in extraordinary administration with bankruptcy law matters. Other highly regarded advisers include Andrea Mazziotti Di Celso, Stefano Nanni Costa and PierDanilo Beltrami, along with Antonio Segni and of counsel Massimo Fabiani.

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Italy: Capital markets


Within: Leading individuals

Antonio Segni - Lombardi Segni e Associati

Within: Equity

Lombardi Segni e Associati is particularly active in AIM index transactions and SPAC deals. The team assisted the NOMAD with Orsero’s IPO. Antonio Segni is ‘outstanding’ and Federico Vermicelli and Lidia Caldarola are also highly rated.

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