MEVELYN ONG’s practice focuses on international dispute resolution, particularly international arbitration and mediation, and U.S. sanctions, anti-corruption, and other regulatory investigations. With over a decade of experience living and working in the U.S., East Asia, and Australia, Mevelyn possesses a global understanding of the international practice of law and of cross-border business considerations.
Mevelyn has represented clients around the world from diverse industry sectors (particularly conglomerate manufacturing, financial services, private equity, technology, and mining/energy), in international commercial and investor-state arbitrations administered under the major arbitral rules, as well as conducted on an ad hoc basis. She is also experienced in advising on the protection of investments under international investment treaties and the pre-emption of disputes in complex multi-party and multi-contract situations.
Mevelyn has represented multinational companies and financial institutions in conducting internal investigations and in defending them against multi-jurisdictional regulatory investigations brought by U.S., UK, and other governmental authorities. These investigations have involved alleged violations of U.S. sanctions, money laundering, bribery, terrorism financing, and other U.S. government regulations.
In addition to private practice, Mevelyn previously held the position of Deputy Counsel to the Secretariat of the ICC’s Court of International Arbitration and clerked at the highest appellate court in her home state of Victoria, Australia.
Mevelyn is an active member of several international law committees, including with the New York City Bar and the International Bar Association. She has presented at conferences and authored significant publications, particularly on international dispute issues concerning political risk, transnational criminality, ESG/BHR, and international investment law.