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Dian Esterina Tambunan



+62 21 7592 3082


Dian is an Associate in Dispute Resolution Team at Suryomurcito & Co - a Rouse network firm for all activities reserved for Indonesian lawyers.

Dian has over five years of combined experience in Construction Law, Commercial Law and
Intellectual Property Litigation. Before joining Rouse in 2021, Dian worked at local and
international firms in Indonesia advising clients on commercial and dispute resolution matters.
Recently, she has just passed OSCE Examination (QLTS assessments) and is in the process of being
admitted as a Solicitor in England and Wales. She is also in the process of becoming FCIArb after
passing the Arbitral Award Writing Examination.


  • Bachelor's degree in Law - University of Indonesia
  • MSc in Construction Law and Dispute Resolution – King’s College London
  • Solicitor in England and Wales (Waiting for Admission)


  • Indonesian Advocate Association (PERADI)
  • Member of Young International Arbitration Group – London Court of International Arbitration
  • Member of Young Singapore International Arbitration Centre (YSIAC – SIAC)
  • Member of King’s College Construction Law Association (KCCLA)

Insights Written

Electronic Contract Best Practices: Indonesia

By Dian Esterina Tambunan and 2 others 12/19/2022

Data Controller responsibility in the event of data breach - Indonesia

By Dian Esterina Tambunan and 2 others 12/05/2022

2022 Indonesian Data Protection Law overview

By Dian Esterina Tambunan and 2 others 10/26/2022