Phongsak Sirirakwongsa

Managing Partner - Legal & Tax


Professional Info


Phongsak is the Managing Partner of EPIC Legal & Tax. He has nealy 20 years of extensive experience, and is well versed, in both legal and tax areas. He provides legal and tax consulting acrose a broad spectrum of industries.


Phongsak has been practicing in the area of local and international legal and tax consuling for various industries and specializes in a diversity of legal and tax issues, including M&A, civil litigation, tax planning, contract, corporate and various commercial transactions. His extensive legal and tax consulting experience has been significantly gained from Meechai Ruchuphan Law Office, Deloitte Touche and PricewaterhouseCoopers where he has worked for more than ten years in aggregate. Apart from his professional specialisation, Phongsak has extensive in-house experience in both private and governmental sectors, acquired through his employment as a legal counsel for General Motors (Thailand) and a Vice President for the Legal Department of the Agricultural Futures Exchange of Thailand, a regulatory body, with oversight over the entire legal division for the day-to-day business, litigation matters, preparation and issue of the Exchange's rules and regulations, as well as arbitration procedures.


Phongsak is recognized as an expert in Thailand's futures trade law and has been appointed as a co-adviser and member of the thesis committees supervising certain completed theses for master's degree at Chulalongkorn University, the Faculty of Law, of which subjects directly relate to futures contract and also invited as a guest-lecturer on futures trade law at the University.



  • English

  • Thai


Practice Areas


  • Contracts

  • Commercial Transactions

  • Corporate Services

  • Foreign Direct Investment

  • Investment Promotion

  • Mergers & Acquisitions

  • Labour & Employment

  • Tax Advisory

  • Tax Planning




  • Graduate Diploma in Thai and English Translation, Thammasat University  

  • Bachelor of Laws (LL.B), Chulalongkorn University

Key Clients Served 


BOA Asset Management Co., Ltd.

Caterpillar (Thailand) Ltd.

Citibank Thailand

General Motors (Thailand) Co., Ltd.

Kampangphet Viwat Construction Co., Ltd.,

Kiatnakin Finance and Securities Plc.

K Line (Thailand) Ltd.

Lao Amornkij Co., Ltd.

Phuket Fantasy Co., Ltd.

Safari World Plc.

Siamphan Enterprice Plc. (Urbana Condominiums) 

Si-Chang Thong Terminal Co., Ltd.

Takeda (Thailand) Ltd.

The Shell Company of Thailand Ltd.

Thai Hospital Products Co., Ltd.

TIT Tower Co., Ltd.

2010 - present

2010 - present