Dispute Resolution and Litigation




LLM, King’s College London

LLM, Leiden University

LLB, Thammasat University

Natthawat Siriprasomsap
+66 2056 5799


Natthawat Siriprasomsap is an associate at Tilleke & Gibbins’ dispute resolution department in Bangkok. Natthawat works with international, regional, and local clients on a wide range of complex litigation and prelitigation involving various international and domestic disputes, related to international trade, construction (particularly on FIDIC contracts), shipping and maritime, white-collar crime, and customs. Natthawat also supports clients in a variety of arbitration matters as well as in enforcing and setting aside arbitral awards.

With extensive experience helping parties achieve workable solutions to legal disputes, Natthawat is an expert in alternative dispute resolution, particularly in arbitration and mediation. Prior to joining Tilleke & Gibbins, Natthawat was a legal counsel at an international arbitration institute in Thailand, where he provided case counseling, case management, and review of rules and regulations.

Natthawat obtained his LLB from Thammasat University, an Advanced LLM in International Dispute Settlement and Arbitration from Leiden University, and an LLM in International Financial Law with merit from King’s College London. Natthawat is on the panel of mediators for the Thailand Arbitration Center and is a member of the Lawyers Council of Thailand.

  • Successfully defended one of the world’s leading surveying companies in a dispute involving unfounded allegations from a shipper, saving the client from paying potential damages exceeding THB 50 million.
  • Assisted in the defense of an individual against the enforcement of an arbitral award in Thailand, resulting in a favorable outcome.
  • Assisted clients in various industries in appealing Thai Customs Department decisions regarding classification of goods.
  • Represented an international tech company in a series of white-collar crime matters.
  • Worked with the International Centre for Settlement of Investment Disputes (ICSID) to assist a client in an arbitration proceeding.