- Oon Thian Seng
- Bazul Ashhab
- Kelly Yap Ming Kwang
- Suresh Divyanathan
- Ting Chi Yen
- Lam Shiao Ning
- Chenthil Kumarasingam
- Faezah Omar
- Lionel Chan
- Laila Jaffar



Our Partners

Founding Partner
Head of Corporate

Advocate & Solicitor, Singapore
Advocate & Solicitor, Malaysia
Barrister at Law, Gray’s Inn
LLB Hons (Warwick), LLM (London)


Thian Seng is qualified as an advocate and solicitor in both Singapore and in Malaysia. In addition to being one of the Founding Partner and Head of Corporate at Oon & Bazul, he is also the Managing Partner at the firm’s associated Malaysian office T S Oon & Partners in Kuala Lumpur, Malaysia.

Thian Seng has extensive experience appearing as counsel in trials and appeals in the superior courts in Singapore and Malaysia as well as in international arbitrations. He is noted for his ability to handle disputes involving highly technical issues and is regularly instructed by clients in the oil & gas, banking, international trade, insurance, shipping and construction industries.

Thian Seng acts for shipowners, P&I Clubs and marine insurers in both Singapore and in Malaysia on a range of shipping matters including charterparty disputes, cargo claims and casualties (particularly those arising in Malaysia) and shipbuilding/shiprepair disputes involving allegations of defective construction, defective design and delays.

He is also experienced in handling trade finance disputes and regularly acts for commodities traders and banks in disputes involving letters of credit, bills of exchange and other financial instruments.

Thian Seng advises regional and international underwriters on liability under various classes of insurance including marine, property, CAR, professional indemnity and public liability cover.

Thian Seng acts for clients in the offshore oil & gas industry. Instructions have included acting in a US$150 million claim involving water ingress into a submarine pipeline. Apart from advising on liability issues, Thian Seng also advised on insurance and reinsurance aspects of the claim.

The Asia Pacific Legal 500 (2009/2010 Edition) has commended Thian Seng’s advice as 'practical, commercial and delivers value'.

Thian Seng is an appointed Commissioner for Oaths and a Notary Public.






Tel:       (65) 6223 3893
Fax:      (65) 6223 6491
Mobile: (65) 9754 2039
Email:   thianseng@oonbazul.com
Vcard:   Click here to download





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