Leong Yi-Ming

Leong Yi-Ming is a Partner at Allen & Gledhill, specialising in dispute resolution, international arbitration, and commercial litigation. She has an active Singapore court and international commercial arbitration practice, regularly involved in high-value and legally significant disputes, with diverse experience including corporate governance, joint ventures, shareholder rights, equity and trusts, as well as a niche in intellectual property, confidential information, trade secrets, technology, and cryptocurrency disputes.

Yi-Ming has acted in complex, high-value commercial disputes before the Singapore Courts and SICC, including for a US-headquartered private equity fund in proceedings concerning the shareholding and management of luxury resorts in the Maldives; an investor of one of South Korea's leading cryptocurrency exchanges concerning token issuance and misappropriation of over US$22 million in cryptocurrency; a listed oil and gas exploration and production company for conspiracy and economic wrongs; and a prominent Swiss art dealer in asset-freezing injunction and stay proceedings involving US$1 billion of assets and artworks. She has also acted in international commercial arbitrations and enforcement proceedings, including for a PRC state-owned enterprise concerning breaches of a technology and trade secret licensing agreement with claims exceeding US$500 million; a listed national service provider against a former C-suite executive concerning shareholdings valued at up to S$110 million; and for SingHealth in the Committee of Inquiry convened to investigate Singapore's largest cyberattack. She also advises and represents listed companies and directors in Securities and Futures Act regulatory and criminal proceedings before the Singapore Courts and in SGX disciplinary proceedings.

Yi-Ming holds an LL.B. with First Class Honours from the London School of Economics and Political Science and was called to the Singapore Bar in 2015.

She is recommended by leading publications, including The Legal 500 Asia Pacific (Dispute Resolution) and WTR 1000 2025 (Enforcement and Litigation), and is named as a Future Star in Benchmark Litigation Asia-Pacific (Intellectual Property). Described as "doggedly determined in her support", "creative in her approach, and tireless in her efforts", she was previously a Justices' Law Clerk to the Chief Justice and Judges of the Supreme Court of Singapore and was attached to Essex Court Chambers in London. She has been a contributor to the Singapore Civil Procedure since 2017, teaches the Part B preparatory course on Ethics and Professional Responsibility, serves as honorary legal advisor to the Singapore Bullion Market Association, and is a member of the Football Association of Singapore's Disciplinary Committee.