Chambers Asia Pacific
Tax 2020 – Band 1 leading lawyer for 10 years
“He is considered as one of the best in handling tax disputes.” He has extensive experience representing clients in high-stakes cases.
Ong Sim Ho wins a lot of praise for his flexible approach and depth of knowledge in the tax area, with one client emphasising: “The most important thing is his technical understanding and how creative he is. No one in Singapore can cut through the issues like him. He is very, very strong.”
He is regarded as the leading expert for tax dispute cases and is frequently instructed on high stake litigations.
He has a reputation for being a smart and effective litigator. As one source noted, “he was technically sound, and offered strategic advice on a complex tax matter.”
He is praised for coming up with “very constructive ideas.” Sources also note that “his wealth of knowledge on precedents allows him to give an immediate response to any kind of question.”
Asia Pacific Legal 500
Tax 2020 – Leading Individual for 11 years
Dispute Resolution 2020 – Recommended lawyer
Projects & Energy 2020 – Recommended lawyer
A “tax lynchpin” at the Singapore tax bar.
Ong Sim Ho is recommended for his “critical thinking” and “analytic skills”.
He is also commended for his “truly superior knowledge”.
Asialaw Leading Lawyers
Tax 2020 – Ranked as the sole Elite Practitioner of the practice, previously ranked as the sole Leading lawyer
“Excellent, Ong Sim Ho is commercially attuned and provides interesting perspectives to tax issues.”
Who’s Who Legal
Corporate Tax - Controversy 2020 – Recommended lawyer
Best Lawyers International: Singapore
Tax Law 2021 – Endorsed individual for 9 consecutive years
Trusts and Estates 2021 – Endorsed individual for 9 consecutive years
International Tax Review
Tax Controversy Leaders 2021 – Highly Regarded for 9 years
“Ong Sim Ho has demonstrated very good knowledge and in-depth understanding of the Singapore income tax regulations and has provided very concise and comprehensive analysis of our tax issue.”
The Tax Director’s Handbook
Leading lawyer 2015 for 2 consecutive years