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About Olga Sendetska

Olga specializes in complex strategic and cross-border arbitration and litigation as well as regulation of digital platforms and innovative technologies.

Olga advises clients on all aspects of dispute resolution management and regulatory risks. She has been with Freshfields since 2015 and has practiced in Frankfurt, London, and Dubai during her time with the firm. Given her versatile background in civil and common law as well as European and international law, Olga understands the commonalities and differences between jurisdictions and is able to translate this into holistic and pragmatic dispute resolution strategies.

Having been listed by Handelsblatt and Best Lawyers in their Ones to Watch list, Olga is recognized as being among the top of the upcoming generation of disputes lawyers.

Olga speaks English, Ukrainian, Polish, German, and Russian.

Recent work

  • Advising on implications of the Digital Markets Act and the broader European Digital Agenda.
  • Representing a major European financial institution in ICC arbitration proceedings and related proceedings in relevant offshore jurisdictions in a post-M&A dispute.
  • Representing a global industrial company in various ICC arbitration proceedings related to long term supply agreements governed by English and French laws.
  • Representing an Austrian energy company in an ICSID arbitration against Bulgaria in a dispute concerning its investment in the country’s electricity distribution sector.
  • Representing the State General Reserve Fund of the Sultanate of Oman in ICSID arbitration proceedings against the Republic of Bulgaria arising out of the collapse of one of Bulgaria’s largest banks.
  • Representing a biotechnology company in a dispute resulting from a patent licence and know-how transfer agreement.
  • Advising London Stock Exchange on its $27bn all share acquisition of Refinitiv and related sale of Borsa Italiana.
  • Advising AB InBev on the IP, technology and separation aspects of multiple disposals, including of Peroni, Pilsner Urquell and its Australian business.
  • Representing a banker in a London-seated ICC arbitration arising from a dispute with another individual concerning the acquisition of a shareholding in an eastern European bank.
  • Advising a professional services firm on mediation and arbitration proceedings resulting from a dispute with a business partner including related proceedings in offshore jurisdictions.
  • Advising a US-headquartered global energy corporation in a Western Australia-seated arbitration under UNCITRAL arbitration rules concerning the construction of one of the world’s largest natural gas projects.
  • Advising a telecoms company in relation to a DIFC-LCIA arbitration and connected mass claim proceedings.
  • Advising a GCC government authority in a dispute with a consortium of contractors in relation to claims under an EPC contract for the construction of a major rail project.
  • Representing an oil & gas consortium in ICC arbitration about force majeure against an Arab state.*

*Matter handled prior to joining Freshfields



  • BPP Law School, UK (Graduate Diploma in Law and Accelerated Legal Practice Course)
  • Europa-Institut, Saarland University, Germany (Master of European Law, LL.M.)
  • Yaroslav Mudryi National Law Academy, Ukraine (Bachelor of Law, LL.B.)

Professional qualifications

  • Solicitor Advocate (Civil), England and Wales
  • Solicitor, Ireland
  • Member of the bar of Frankfurt

Additional responsibilities

  • Lecturer (English law), Goethe University Frankfurt
  • Co-founder of ARBinBRIEF