Phattaraphum KULCHATCHAI is a seasoned international tax professional with over a decade of experience in global tax advisory, tax audits, and structuring, bringing expertise from both advisory and in-house perspectives. Currently serving as a Senior Manager at Agoda, he leads strategic and practical tax solutions on a global scale. Previously, he worked at Baker McKenzie and PwC, where he advised multinational corporations on complex domestic and international tax matters, including digital economy taxation, cross-border structuring, and tax audits, across diverse industries such as financial technology, supply chain management, and the digital economy.

Phattaraphum earned an Advanced LL.M. in International Tax Law from Leiden University, graduating with distinction (Cum Laude). He also contributed as a Teaching Assistant at Leiden University’s International Tax Centre, conducting workshops and mentoring students. His combination of academic excellence and practical expertise makes him a valuable educator in the field of international tax law.