Su Moon
Registered Foreign Lawyer (Washington, D.C.)
Su Y. Moon is a Registered Foreign Lawyer (Washington, D.C.) and an associate in Hong Kong. She is a member of the firm’s Litigation Practice Group, and her practice focuses on White Collar Defense and Investigations, as well as International Arbitration, with a particular emphasis on complex, multi-jurisdictional disputes across Asia and beyond.
Su has advised global corporations, private equity firms, and financial institutions on high-stakes matters involving anti-corruption, anti-money laundering, sanctions, and fraud. Her experience spans internal investigations, compliance assessments, and acquisition due diligence, often in connection with regulatory inquiries or M&A. She regularly conducts interviews and document reviews in both English and Korean, and her work frequently involves navigating legal frameworks across multiple jurisdictions.
In arbitration, Su has represented clients in proceedings under ICC, ICDR, LCIA, HKIAC, and ICSID rules, including emergency arbitrations and multi-billion-dollar commercial disputes. Her cases have involved industries ranging from shipbuilding and automotive to insurance and consumer goods. She also has experience supporting arbitral tribunals as a Tribunal Secretary.
Prior to joining Gibson Dunn, Su practiced at a global international disputes law firm, where she focused on cross-border U.S. litigation and international arbitration. She has been involved in landmark cases, including expedited litigation in the Delaware Chancery Court and arbitrations seated in London, Hong Kong, and Seoul.
Su earned her Bachelor of Arts from the University of California, Berkeley, and her Master of Laws from Handong International Law School, where she graduated cum laude. Su has been a Registered Foreign Lawyer in Hong Kong since 2018. She is fluent in English and Korean.
Representative Matters*
Su’s experience includes advising:
- A global private equity firm to assess acquired companies’ policies and procedures in relation to anti-corruption, anti-money laundering, Foreign Corrupt Practices Act, and other local compliance regulations.
- A leading manufacturer of construction equipment in an internal investigation against improper hiring of third-party suppliers and potential illegal labor dispatch.
- A listed multinational private equity firm in an internal investigation against potential money laundering.
- A global investment firm in expedited litigation in Delaware Chancery Court for breach of contract involving a US$ 5.8 billion acquisition of a portfolio from a Chinese insurer.
- One of the largest food processing companies in South America in litigation on a breach of contract and violation of representations and warranties in the SPA.
- An Asian private equity firm against a major retail chain in a US$ 1+ billion ICC arbitration involving a post-M&A dispute, including a breach of warranty.
- A major Korean shipbuilding company in a US$ 400 million+ ICDR arbitration involving breach of warranty and a US$ 100+ million LCIA arbitration concerning a subsea pipeline in the Middle East.
- A manufacturer of intelligent electric cars in a US$ 1+ billion HKIAC emergency arbitration involving a breach of contract claim.
- A shareholder of a Korean life insurance company in two ICC arbitrations valued at US$ 2+ billion in total involving the exercise of put options.
* Includes matters handled prior to joining Gibson Dunn.
Capabilities
- White Collar Defense and Investigations
- Anti-Money Laundering
- International Arbitration
- Transnational Litigation
Credentials
Education:
- Handong Global University - 2017 Master of Law
- University of California, Berkeley - 2012 Bachelor of Arts
Admissions:
- District of Columbia Bar