Tossaporn Sumpiputtanadacha Tossaporn Sumpiputtanadacha

Tossaporn Sumpiputtanadacha

Partner Bangkok

T: +66 2665 7829 M: +66 81 890 8858

Tossaporn is a Partner in the Dispute Resolution group.

He advises on a wide range of commercial litigation and arbitration matters including maritime, real estate and construction, private equity, insurance, TMT, employment and commercial and investment disputes. His client base spans the oil and gas, construction, insurance, commodities trading, transport, TMT and real estate sectors.

Tossaporn is a member of the Lawyers Council of Thailand and was called to the Thai Bar in 2005, the same year he joined WFW. Listed on the panel of arbitrators of the Thai Arbitration Institute (TAI), panel of arbitrator of the Office of Insurance Commission of Thailand (OIC) and on the distinguished panel of arbitrators of Thailand Arbitration Center (THAC), Tossaporn is also a Chair of the ICC Thailand – Committee on Arbitration & ADR.

He is recommended for international arbitration by legal directory Legal 500 Asia Pacific.

Show related areas
  • Acting for a global commodities company in enforcing six arbitral awards against a rice trader in Thailand. The awards were rendered by GAFTA in the amount of circa US$10m.
  • Acting for the Ministry of Energy and the state in an Investor-State dispute concerning the decommissioning duty of the concessionaires in ad hoc arbitrations.
  • Acting for a construction company in a complex dispute with the owner concerning the hotel & resident project with the project value of around US$400m.
  • Acting for a private company on a claim against the business partners in the dispute related to the breach of partnership agreement concerning the Miss Universe Thailand Pageant.
  • Acting for a construction company on a dispute involving outstanding payments and compensation for delays to a high profile project. The project value is over THB428m and referred to ICC arbitration.


  1. 2009 · King’s College London – LLM in International Business Law
  2. 2005 · Certificate of Notarial Services Attorney
  3. 2005 · Called to the Lawyer Council of Thailand
  4. 2005 · Admitted to the Ordinary Member of the Thai Bar
  5. 2002 · Thammasat University – LLB

memberships & associations

  1. ICC Thailand Arbitration and ADR Committee
  2. Listed in the Panels of Arbitrators of the Thai Arbitration Institute
  3. Member of the Lawyer Council of Thailand
  4. Ordinary Member of the Thai Bar Association