Ling joined Weightmans in 2008, specialising in insurance and reinsurance litigation with particular focus on coverage disputes and advice. She is Head of our International Desk for Asia.
Before joining us, Ling was a partner in the London (Re)insurance team at DLA Piper, and at Barlow Lyde & Gilbert.
Ling brings over 30 years’ experience of dealing with London Market issues and is one of the few London Market practitioners who holds an annual Certificate of Compliance in respect of the California Fair Claims Settlement Practice Regulations. She has dealt with a wide range of insurance and reinsurance matters for Lloyd’s Syndicates, and international London Market insurance and reinsurance companies.
Ling is very experienced in mediations, arbitrations, and court litigation, having dealt with a number of major market disputes both in the UK and abroad. She is regularly involved in complex losses or claims emanating from jurisdictions in Europe, Africa, Asia, Australia, North America, South America, and the Caribbean. This has included litigating before the French Commercial Court, the Ontario Court of Justice and Court of Appeal, various US courts, and the Thai Court of First Instance and Court of Appeal.
Internationally, Ling is a member of the Reinsurance Working Group for AIDA (Association Internationale de Droit des Assurances), the FDCC (Federation of Defense & Corporate Counsel) and the IBA (International Bar Association). She has spoken at the IBA Annual Conference and was invited by the IBA to contribute the UK chapter for their global COVID-19 insurance project.
Within the UK, she is the current President of London Market FOIL, which is the London Market arm of FOIL (Forum of Insurance Lawyers). She is also a member of BILA (British Insurance Law Association).
Ling has been recommended for Insurance and Reinsurance litigation by Legal 500 each year since 2008, and for Insurance & Reinsurance in Who’s Who Legal 2024. She was a finalist for Insurance Lawyer of the Year (Women In Insurance Awards 2023/2024).
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Ling Ong organises quickly and controls the process to benefit her clients. With excellent knowledge of the law and collaborative negotiation skills Ling focusses on the best outcome. Ling and her team recently extracted us efficiently from a multi-jurisdictional multi-party dispute giving the claimants a bloody nose on costs.
Legal 500, 2026 -
The reason Ling Ong stands out is that she brings a huge level of intellectual understanding to industry issues.
Legal 500 2025 -
Ling Ong is highly experienced in insurance and reinsurance matters. She delivers her legal advice in clear, precise language which is easy to understand. She is professional, thorough in her research, organised, and ensures that she keeps to deadlines.
Legal 500 2025 -
Ling Ong is a reliable partner; she provides very clear advice and is a team player.
Legal 500 2025