Founded in 2014, Ong Sim Ho LLC is a tax law practice based in Singapore and headed by Ong Sim Ho, who is consistently top-rated in the tax arena by leading professional publications and praised for his unique and multi-disciplinary approach to tax issues. The OSH team is well-experienced in all areas of tax. Our substantive practice-focus is in tax dispute resolution and litigation, tax investigation, tax advisory, and private wealth matters. With a proven track record for serving our clients creatively and strategically, our clients appreciate our All rounded analysis, All resources applied, All team involvement, and Always caring approach to our cases.
What they say...
"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."
"The firm is a standout name for tax litigation and has a solid presence in transactional advisory, investigations, audit, and trust and private client work."
“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.”
“Sim Ho is a brilliant tax lawyer with a very clear mind. He is able to break down complex issues into simpler analyses and provide a fresh perspective.”
Ong Sim Ho "earns high praise from clients, who describe him as "very approachable and willing to share his knowledge," and an "expert in Singapore tax law."
Ong Sim Ho was described as "a tax lynchpin" at the Singapore tax bar.
"He's most definitely highly experienced and very highly respected."
"Ong Sim Ho is one of the leading global tax lawyers."
"coming up with very constructive ideas" "his wealth of knowledge on precedents allows him to give an immediate response to any kind of question"
Sim Ho is a Tier 1 lawyer known for his "marvellous legal mind" and "ability to holistically look out for client interests".
Sim Ho was recommended for his “critical thinking” and “analytical skills”
"truly superior knowledge"
"renowned for being very strong in the area of [tax] litigation and value-added tax”
*We use Taxes Under Management (TUM) as an objective measure of our pole position in the tax dispute and litigation market. It denotes the total tax assessed and under objection currently advised and managed by the firm, excluding transaction values and trust assets.
Ong Sim Ho, Director, continues to be ranked Band 1 in the newly released 2019 Edition of