Frank OH Sheng Loong is a Partner in the Banking & Financial Disputes Practice.

His main areas of practice are in international arbitration, litigation and mediation across a wide range of matters from commercial, international sales, energy to investment, with a focus on complex, high-value and multi-jurisdictional disputes; and insolvency and restructuring.

Frank has advised and acted for global private, public, and individual clients from various jurisdictions in the Singapore courts and in both ad hoc and institutional arbitrations under various leading arbitral rules (e.g., SIAC, ICC, UNCITRAL, AIAC). Frank has also advised and acted for both private investors and State parties in investment treaty arbitrations.

Frank has extensive experience in arbitration-related court proceedings, and has acted for clients in setting aside and enforcement applications, and other court applications arising from arbitration proceedings.

Frank is an accredited mediator at the Singapore Mediation Centre (SMC), and has been instructed on mediations both as mediator and as counsel.

Apart from his practice, Frank teaches at the Singapore Management University School of Law, and was an instructor for various modules in the preparatory course for the Singapore Bar Examinations, including advocacy, civil litigation practice, and insolvency and restructuring. Frank is also a mediation trainer and trains participants at SMC's mediation courses and workshops.

Matters of significance in which Frank has been involved in include advising / acting for the following:

  • Investors against an African State in an investment treaty arbitration for expropriation of diamond mining leases involving claims in excess of US$1.8 billion, and in an application to set aside an investment treaty award finding the State liable for denial of justice in relation to its role in the shuttering of the Southern African Development Community Tribunal.
  • A State against a global diversified metals and mining company listed on the London Stock Exchange in an investment treaty arbitration concerning a tax dispute that is valued in excess of US$3 billion.
  • Cayman Islands and Indonesian entities against a Philippines conglomerate in the arbitration of a dispute, governed by Dutch law, over a joint venture for the development and operation of various tollway projects in South East Asia and involving claims in excess of US$1.5 billion.
  • One of the world's largest solar panel manufacturers in two Singapore-seated SIAC arbitrations in defending against claims of more than US$100 million by a notable construction group, for alleged defective solar panels sold under two sales contracts.
  • A public-listed, world-leading European designer and manufacturer of steel plants against a subsidiary of a public-listed South East Asian steelmaker, in substantially setting aside an arbitral award rendered in an ICC arbitration involving claims in excess of £280 million.
  • A satellite TV group in the enforcement of arbitral awards for US$230 million from an arbitration concerning a proposed joint venture for satellite pay TV services in Indonesia, which involved several high-profile enforcement challenges across Asia.

Related Practices

  • Banking & Financial Disputes

Contact Details

Career & Qualifications

National University of Singapore (LL.B., Hons.)

View All

Partners & Consultants