Blumenthal Richter & Sumet (BRS) is thrilled to announce that we have achieved an unprecedented five recognitions in the International Tax Review (ITR) World Tax 2025 Rankings. This marks the firm’s highest achievement in the prestigious rankings to date.

The ITR World Tax guide is widely recognized as the most comprehensive resource for identifying leading tax firms and practitioners globally. Covering over 155 jurisdictions across every continent, it provided invaluable insights based on feedback from more than 29,000 clients and 5,400 practitioners in this year.

In this year’s rankings, Blumenthal Richter & Sumet has been awarded a Tier 2 Ranking for General Corporate Tax marking our 4th year being included in this practice area, as well as a Tier 3 Ranking for Customs marking our first year being included in the Customs area. These distinctions underscore the firm’s continued leadership in the field of tax and customs law as a trusted partner to high-net-worth individuals, investors and corporations both domiciled within Thailand and engaging in business in the country.

On an individual level, two of the firm’s lawyers have been recognized for their exceptional contributions. Sumet Mingmongkolmitr, Head of Tax & Customs Practice, has been acknowledged as a Highly Regarded Individual in General Corporate Tax for several years and in Customs for the first year. This accolade highlights his sustained impact and leadership in the industry.

Moreover, Senior Associate Sudarat Jirakietwattana has earned her first recognition as a Rising Star in General Corporate Tax. This honor marks a significant milestone in her career, distinguishing her as one of the youngest lawyers to be celebrated by the directory as an up & coming talent in the field.

Under the guidance of Sumet Mingmongkolmitr and the support of his team, Blumenthal Richter & Sumet’s Tax & Customs Practice has experienced remarkable growth.