(a) Original Proceeding

• Claimant(s)/Nationality(ies): (i)
  Promigas S.A. E.S.P. (Colombian)
• Respondent(s):
  Republic of Peru (Peruvian)
• Date Registered:
  July 13, 2026

Party Representatives

• Claimant(s):
  Debevoise & Plimpton, New York, NY, U.S.A.
  Estudio Rodrigo, Lima, Peru
• Respondent(s):
  Special Commission Representing the State in International Investment Disputes, Ministry of Economy and Finances, Republic of Peru
  Baker Botts LLP, London, UK; Washington, DC, USA
  Estudio Navarro & Pazos, Lima, Peru
• Status of Proceeding:
  Pending
• Latest Development:
  July 13, 2026 - The Secretary-General registers a request for the institution of arbitration proceedings.