Aisling O’Shea

Aisling O’Shea

Partner, Sullivan & Cromwell LLP
[email protected]

Aisling O’Shea is a partner in Sullivan & Cromwell’s litigation group, where she serves as co-head of Sullivan & Cromwell’s FCPA and anti-corruption group and a member of the criminal defence and investigations group. She has extensive experience in conducting internal investigations and defending clients in criminal and regulatory matters related to corruption, money laundering, securities and commodities fraud, tax evasion and criminal antitrust. She has represented financial institutions, multinational corporations and executives in investigations and enforcement actions by numerous government authorities, including the DOJ, SEC, CFTC, various US Attorney’s Offices, bank regulators and others. Aisling rejoined the firm in 2017 after more than five years of service as a trial attorney at the DOJ, where a complex FCPA and money-laundering investigation into corruption in Venezuela she led was recognised and won Homeland Security Investigations’ 2016 award for Outstanding Financial Investigation. Aisling has been recognised by Chambers Global (2021) and Chambers USA (2020–2021) for FCPA and named as one of the top 100 ‘Women in Investigations’ worldwide (Global Investigations Review, 2018), an ‘FCPA Practitioner to Watch’ (Global Investigation Review, 2021), a ‘Global Leader in Investigations’ (Who’s Who Legal, 2021) and one of North America’s ‘Future Leaders in Investigations’ (Who’s Who Legal 2019, 2020).

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