Dr Colin Ong Legal Services
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Dr Colin Ong Legal Services is a key port of call for prominent clients in the Brunei market, advising on construction projects in the energy and infrastructure sectors, transactional work in the financial sector, and dispute resolution. The team is jointly headed by Colin Ong, who is widely experienced in cross-border commercial and corporate matters, and Koh Shiao Hui, who acts as managing partner and is retained across a variety of corporate matters. Ong is distinguished by his triple qualification in Brunei, English and Singapore law.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- ‘Dr Colin Ong KC is in a league of his own. He combines razor-sharp intellect, clarity of thought, and cultural fluency, simplifying complex issues while commanding respect in tribunals and negotiations alike.’
- ‘Dr Colin Ong KC is an exceptional strategist and advocate. He always works directly with clients, provides clear, valuable advice under pressure, and responds with impressive speed.’
Work highlights
Advised Addleshaw Goddard and J.P. Morgan on Brunei’s regulatory and insolvency tied to derivative transactions with bank counterparties.


