Jonathan O’Mahony


Jonathan O’Mahony is Counsel in the Bermuda Litigation and Restructuring practice. Jonathan joined Conyers in 2018 from Three Stone Buildings in London, UK. As a Barrister, Jonathan has a broad general commercial litigation background with an emphasis on business disputes, company, partnership, insolvency, trusts and property litigation.

Jonathan’s clients include private companies, insolvency practitioners, limited partnerships as well as individuals in a range of commercial fields. Jonathan has appeared in the High Court and Court of Appeal in the UK as well as the Supreme Court in Bermuda. Having practiced at the English Bar since 2000, he has significant expertise in providing litigation advisory and advocacy services. He also has experience in other forms of dispute settlement including arbitration involving multiple jurisdictions and mediation.

Jonathan has lectured extensively on company, insolvency and property litigation.



Company Commercial Litigation:

  • Glendina Pty Ltd v NKWE Platinum Ltd [2018] Acting for company in ongoing share appraisal dispute under s.106 Companies Act 1981
  • Longtail Aviation v Aquiline International [2022] Acting for airline management in a registration dispute

Trusts and Family Wealth:

  • Wong v Grand View [2022] SC (Bda) 44 Com: Acting for purpose trusts in claim trust were void for mixed purposes and on grounds of uncertainty
  • Re the X Trusts [2021] LR 81: Acting for trustees in contested PTC v Cooper application


  • FIM Long-Invest Portfolio Limited [2023] Advising on claw-back claims by feeder funds in Madoff run-off
  • Tatung Company v Chunghwa [2023] Acting for Taiwanese corporate plaintiff in an opposed intervention application by UK liquidators


  • Conyers Trust v Dock House Trust [2022] Advising trust company in a boundary dispute
  • Master Limited v Crisson [2022] Advising landlord in commercial property dispute


  • Nexus Underwriting [2022] Advising reinsurer in claims by liquidators insolvent funds arising from US pay day loans business
  • De Silva v BF&M [2023] Acting for insurer in arbitration under marine insurance policy on total loss claim


Professional Background

  • 3 Stone Buildings, Barrister, 2015-2018
  • 9 Stone Buildings, Barrister, 2006-2015
  • 199 Strand, Barrister, 2004-2006
  • Slaughter & May, Associate, 2003 -2004
  • Barlow Lyde & Gilbert, Associate, 2001-2003
  • 4 Field Court, Pupil Barrister, 2000-2001


  • Inns of Court School of Law, BVC, 2000
  • City University, GDL, 1999
  • St John’s College Cambridge, MPhil European Studies, 1996
  • Trinity College Dublin, MA History (First Class) 1995

Bar Admissions

  • The Inner Temple, 2000
  • Bermuda Bar 2019

Awards & Accolades

  • Recognised in the 2020 edition (and 2019) of Global Restructuring Review 100
  • Recognised in the 2024 edition of The Legal 500 Caribbean (dispute resolution)


  • International Chancery Bar Association, Member
  • Commercial Bar Association, Member
  • Property Bar Association, Member


  • French
  • Italian