Martina Rossi

Martina Rossi

Senior Associate

Martina has more than 16 years of experience in dispute resolution, particularly commercial, corporate and finance litigation, also with a cross-border nature.

She advises and represents national and multinational clients active in various industries (e.g. financial services, asset management, life sciences, energy, chemicals, consumer goods, manufacturing, etc.) on a full range of issues such as commercial disputes, restructuring and insolvency, ESG-related matters, product liability, class actions, arbitration as well as in criminal investigations/trials related to white-collar crimes.

Martina is an active speaker in seminars related to class actions/representative actions and she is a member of the A&O Shearman's Class Actions and Group Litigation international team. She is an author of A&O Shearman’s chapter on "Non-US Class Actions" in Jonathan N. Eisenberg’s Litigating Securities Class Actions, Lexis Nexis, 2010-2023.

Martina has been recognised by Legal500 as “Next Generation Lawyer” (2018-2019) and “Rising Star” (2020-2023), as well as “Associate to watch” by Chambers & Partners (2023) in Italy for Dispute Resolution.


Pro bono

Assisted NGO active in the human rights field in analysing the asset recovery mechanisms of the International Criminal Court (ICC) and relevant national legalisation implementing the Rome Statute to obtain financial recovery for the victims of human rights abuses.

Published Work

  • "Non US Class Actions”, in Litigating Securities Class Actions, Lexis Nexis, 2010-2023

Speaking Engagements

  • Speaker in the "Class Action Directive: What to expect?" pan-European seminar, Allen & Overy, April 2023 
Martina Rossi provides excellent support with the matter and she is described as very responsive, very good at commercial advice and a good communicator
Chambers Europe, 2023 (Dispute Resolution: Italy).
Martina Rossi is a brilliant associate
Legal 500, 2022 (Dispute Resolution: Italy).



Admitted as Avvocato, Italy, 2013


JD, cum laude, University of Genoa, 2008


English, Italian
A&O Shearman was formed on May 1, 2024 by the combination of Shearman & Sterling LLP and Allen & Overy LLP and their respective affiliates (the legacy firms). Any matters referred to above may include matters undertaken by one or more of the legacy firms rather than A&O Shearman.