Wai-Sum Leong

Wai-Sum Leong

Senior Associate

Principal Areas of Practice

Litigation & Alternative Dispute Resolution


1992        BSc, The Wharton School, University of Pennsylvania, USA

1997        MBA                 INSEAD, France

2004        LLB (Hons), University of London

2005        PCLL, The University of Hong Kong


2007        Solicitor, Hong Kong


Wai-Sum joined ONC Lawyers as a trainee solicitor in 2005.  Her training covered different practice areas of our firm with a focus on commercial litigation, in particular, shareholders’ disputes, companies’ winding-up and insolvency.  Cases handled by Wai-Sum include cross-border litigation and complex commercial disputes.

Before joining the legal profession, Wai-Sum was a strategy consultant at a media and telecommunications consultancy in London and previously worked for a US investment bank with postings based in New York, Hong Kong and Singapore.  She brings to her legal career her varied experience and education background.

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