Photo, Marine de Bailleul

Marine de Bailleul

Baker & McKenzie A.A.R.P.I.


Marine is an associate in the Litigation & Arbitration Practice Group of Baker McKenzie in Paris, focusing her practice on international commercial and investment arbitration. Marine is French and has lived in several countries including the US, the UK, Argentina and India. With a unique multicultural background, she is able to work on complex arbitrations involving various regions of the globe and in different languages.

Practice Focus

Marine advises businesspersons, corporations from diverse industries and state governments and entities in global dispute resolution strategy. She represents them in major, multimillion arbitration proceedings, across a large variety of sectors especially energy, infrastructure, mining and financial services.

Marine’s experience includes the ICC, LCIA, ICSID, and UNCITRAL Arbitration Rules, especially disputes arising out of international commercial contracts, bilateral investment treaties and investment agreements. Her practice mainly involves multi-jurisdictional issues where she has extensive experience.

Marine is dual-qualified in New York and Paris and fluent in English, French, and Spanish. She also speaks Italian.

Representative Legal Matters

  • Acting for a North African state in defending an UNCITRAL arbitration against a US investment banking and financial services firm, relating to alleged violations of a contract for the privatization of chemical companies in that state.

  • Acting for Mauritius investors in Senegal’s electricity sector in a multi-million arbitration brought under the Mauritius-Senegal BIT and Senegal’s Investment Code.

  • Acting for one of the largest management consulting firms against a French producer of sugar and sweeteners before the ICC regarding alleged violations of a consulting agreement.

  • Acted for a major state central bank as a global advisor and strategic coordinator in its multi-jurisdictional response to attempts to enforce an arbitration award in excess of USD 500 million in England, the United States, Italy, Belgium, the Netherlands, and Sweden.

  • Acted for a leading commodity trader in its ICC arbitration claims against a Qatari energy customer regarding the non-payment of the price of a delivered LNG cargo in the Middle East.

  • Acted for a Mauritius company that invested in Pakistan’s largest LPG import terminal, in a London-seated USD 640 million dispute against Pakistan under the UNCITRAL Rules for violation of the claimants’ legitimate expectations and unlawful expropriation of their investment.

  • Acted for a UAE national and his company in a shareholder dispute regarding a water desalination plant in the UAE, brought by a Spanish claimant company under the auspices of the ICC.

  • Acted for an Asian exploration and construction company in two LCIA arbitrations related to highly valuable mining projects in the Democratic Republic of Congo.

  • Acted for a US national and his mining company in a multi-billion-dollar investment arbitration against Bolivia under the UNCITRAL Rules, arising from the state’s breaches of international law under the US-Bolivia BIT, including fraudulent exploitation and illegal taking of the claimants’ mining concessions.

  • Acted for a German businessman and his aviation company in an ICSID arbitration against Lebanon, seeking damages in excess of USD 1 billion over the Lebanese authorities’ unlawful revocation of the company’s aviation permits and destruction of its aviation business in Lebanon.

  • Acted for a leading European-branded fashion apparel company in an arbitration initiated under the ICC Rules against two Israeli businessmen over claims of fraud, deceit, and other wrongdoing in connection with the distribution and sale of branded merchandise, and successfully brought the dispute to settlement.

  • Acted for a Dutch textile investor in cotton spinning plants in Uzbekistan in a dispute exceeding USD 135 million under the Netherlands-Uzbekistan BIT, regarding the state’s implementation of adverse tax measures.

Professional Associations and Memberships

  • LCIA Young International Arbitration Group
  • ICC Young Arbitrators Forum
  • Latin American International Arbitration
  • Woman Way in Arbitration
  • ArbitralWomen
  • WCL Alumni in International Arbitration
  • Paris Bar Association
  • International Bar Association

Corporate Responsibility

  • Marine has done significant work for Lawyers Without Borders to raise awareness of human trafficking, forced labor and child labor in Tanzania and Thailand, as well as for the International Justice Mission to help implement legislation to reduce domestic violence in Uganda.

  • In 2014, Marine also worked for a nonprofit organization providing immigration legal services to low-income individuals in the Latino community, immigrants and survivors of violent crimes in the US including human trafficking and domestic violence.


  • Paris~France (2021)
  • New York~United States (2014)


  • American University Washington College of Law (LL.M. in International Arbitration & Business Law) (2013)
  • Paris Nanterre University (Master in Business Law) (2012)


  • English
  • French
  • Italian
  • Spanish
  • Moderated a Baker McKenzie webinar, "Clause café: the most-favored nation treatment and national treatment clauses," November 2022
  • Co-presented a Baker McKenzie webinar, "Clause café: the concept of investment in bilateral investment treaties," September 2022
  • Co-presented a Baker McKenzie webinar, "Clause café: selecting the arbitral seat," December 2021
  • "The effects of energy and mining arbitration in LatAm: an increased economic and political turmoil?" Reed Smith International Arbitration Newsletter, Autumn 2020
  • "ICSID 4.0: what the new decade holds for ICSID arbitration," Reed Smith International Arbitration Newsletter, Spring 2020
  • "Introduction to the New York Convention," Reed Smith Global Guide to International Arbitration, November 2019