
Drew & Napier LLC‘s tax team covers corporate advisory, litigation, risk management, private wealth planning and succession, and asset protection matters. In regards to its dispute resolution credentials, the group frequently represents clients before tax tribunals and the Supreme Court. Ong Ken Loon is head of tax and private client services, and is noted for handling IRAS tax disputes, along with appeals before the tribunal and the Singapore courts. Ong Sim Ho is an experienced figure in tax disputes, wealth planning and wealth management. Yang Shi Yong specialises in tax risk management, tax audit and Singapore tax investigations.
Legal 500 Editorial commentary
Accolades
Client satisfaction: Lawyer & team quality
Client satisfaction: Sector knowledge
Client satisfaction: NPS ®
Testimonials
Collated independently by Legal 500 research team.
- 'Highly professional and take the trouble to understand the business and structure solutions accordingly.'
- 'Yang Shi Yong is an extremely hardworking, pragmatic and intelligent lawyer who has provided excellent solutions for our business all these years. He is well-supported by a brilliant team of lawyers.'
Key clients
- Pfizer
- International Business Machines Corporation (IBM Corp)
Lawyers
Hall of Fame
The lawyers at the very top of the profession, widely known and respected by peers and clients for their longstanding involvement in market-leading work.

Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.
Practice head
Ong Ken Loon
Other key lawyers
Ong Sim Ho; Yang Shi Yong
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