Elizabeth Oger-Gross | White & Case LLP International Law Firm, Global Law Practice
Elizabeth Oger-Gross
Elizabeth Oger-Gross

Elizabeth Oger-Gross

Partner, Paris

T +33 1 55 04 58 82

E eogergross@whitecase.com


Elizabeth Oger-Gross is a partner of the Firm's International Arbitration Group.

Elizabeth has significant experience in commercial and investment disputes. She is both common-law and civil-law qualified and has oral advocacy experience in both English- and French-language arbitrations. She has been involved in arbitrations conducted under the rules of the International Chamber of Commerce (ICC), the American Arbitration Association (AAA/ICDR), the United Nations Commission on International Trade Law (UNCITRAL), and the Swiss Chamber of Commerce. She also has substantial experience in cross-border litigation, particularly involving the U.S. and France.

Bars and Courts

  • Paris Bar
  • New York State Bar
  • US District Courts for the Southern and Eastern Districts of New York


  • JD, New York University School of Law
  • Masters in International Affairs, Institut d'Études Politiques de Paris
  • BS, Georgetown University


  • English
  • French


Commisimpex v. Republic of Congo, 2008 – ongoing

Elizabeth successfully represented Commisimpex in a Paris-seated, French-law and French-language ICC arbitration against the Congo relating to public works that had remained unpaid for 30 years, obtaining an award worth about US$1 billion. The Congo is currently seeking to have the arbitral award annulled by the French courts, among other efforts to nullify it, while Commisimpex is attempting to enforce it. Elizabeth first led work on the arbitration and is now coordinating work on the appeal and enforcement efforts.

ICC arbitration concerning one of the largest infrastructure projects in the world, 2013 - ongoing

Elizabeth is part of a team representing the main contractor on one of the world's largest infrastructure projects located in Central America, in a series of related ICC arbitrations against the employer, worth in excess of US$2 billion. Elizabeth leads a team claiming over US$300 million in connection with design and fabrication issues with one of the main components of this project.

ICC arbitration concerning a nuclear power plant, 2003 – ongoing

Elizabeth is part of a team representing a European owner in relation to a high-profile, multi-billion-dollar ICC arbitration in respect of the design and construction of a nuclear power plant. Elizabeth's work has focused on conceiving and coordinating the defenses to the multitude of individual claims brought by the supplier.

ICC arbitration and annulment proceedings, 2011 - ongoing

Elizabeth represents the Republic of Bulgaria in a successful ICC arbitration against a Swedish engineering company, with subsequent annulment proceedings dismissed by the Paris Court of Appeal.

ICC arbitration concerning a nuclear power plant, 2010 - ongoing

Elizabeth represents a national energy company in Eastern Europe in an ICC arbitration concerning the construction of a nuclear power plant. Elizabeth worked closely with the expert witnesses and fact witnesses, developing the factual story and novel legal defenses

ICC arbitration concerning a land remediation project, 2006 - 2008

Elizabeth represented a Middle Eastern developer in four related ICC arbitrations in Paris involving a dispute with a contractor concerning a major land remediation project in the Middle East, as well as ancillary court proceedings in the United States.

UNCITRAL arbitration concerning a toll road project, 2006 - 2009

Elizabeth represented a sovereign state in UNCITRAL arbitration proceedings in respect of an investment treaty dispute arising from a BOT toll road project in Asia.

Speaking Engagements

"The Importance of Efficiency and Economy in International Arbitration", April 2015: Hot Topics in the Practice of International Arbitration (Harvard Law School), Cambridge, MA

"Transparency and Third Party Funding in Investment Arbitration", April 2015: Current Trends in International Arbitration – Penn State International Arbitration Day,
New York


  • Arbitration procedures and practice in France: overview, PLC, March 2016, (co-author with Anaïs Harlé)
  • Litigation and enforcement in France: overview, PLC Global Guide to Dispute Resolution, January 2016, (with A. Harlé, A. Pitchouguina and E. Valette)
  • The Long Arm of the Law, Commercial Dispute Resolution, 24 May 2013
  • A bar to privilege, Legal Week, 24 January 2008, (co-author with John Willems)
  • Gravitas: Persuasion and Legitimacy, TDM, July 2015
  • How resort to US courts – with US discovery – can backfire on a US party to an international arbitration, 29 July 2010, (co-author with Christopher Seppälä)