Csaba Rusznak focuses his practice primarily on international arbitration, as well as the representation of companies in federal and state courts around the United States.

In the international arbitration arena, Mr. Rusznak has extensive experience with investor-state arbitration before the International Centre for the Settlement of Investment Disputes (ICSID), as well as commercial arbitration. He has represented sovereign governments and corporations in arbitrations involving the radio broadcasting, power generation, financial services, gold mining, and railway industries.

Prior to joining the firm, Mr. Rusznak clerked for the Honorable David A. Faber, Senior United States District Judge for the Southern District of West Virginia, and for the Honorable Martin L.C. Feldman, United States District Judge for the Eastern District of Louisiana.

Mr. Rusznak graduated from Vanderbilt Law School, where he served as the Executive Articles Selection Editor of the Vanderbilt Journal of Transnational Law. During his third year, Mr. Rusznak worked in Vanderbilt Law School's criminal law clinic, where he helped a team of attorneys secure post-conviction relief for a man wrongfully convicted of murder in Tennessee state court. He served as the President of Vanderbilt Law School's Christian Legal Society during his final year.

During the second half of 2005, Mr. Rusznak worked for United States Senate Majority Leader William H. Frist, in his speechwriting office in Washington, DC.

Mr. Rusznak is certified as fluent in French and Hungarian by the Georgetown University School of Foreign Service. He is also fluent in Portuguese, and is conversational with reading and writing ability in German.


  • The Kingdom of Thailand in an investor-state arbitration involving claims by an Australian mining company (UNCITRAL)
  • The Republic of Korea in an investment dispute involving the Lone Star Funds, with respect to certain bank regulation and tax matters. (ICSID)
  • Hungary in Emmis v. Hungary and Accession Mezzanine v. Hungary, two investment arbitration proceedings initiated by former owners of radio broadcasting licenses. (ICSID)
  • Hungary in Electrabel v. Hungary in an investment arbitration claim under the Energy Charter Treaty for several hundred million US dollars arising out of Hungary's termination of electricity generator's Power Purchase Agreement pursuant to an order of the European Commission's DG Competition. (ICSID)
  • Costa Rica in a dispute over gold mining rights brought by a Canadian claimant. (ICSID)
  • South American railway concession in a dispute with some of its shareholders. (ICC)


Enforcing International Arbitral Awards in US Courts
Enforcing International Arbitral Awards in US Courts
ICC Disp. Resol. Bull., Issue 1, 2017, at 32


  • JD, Vanderbilt University Law School, 2010, Dean's List
  • BSFS, Georgetown University, Edmund A. Walsh School of Foreign Service, 2007, magna cum laude
  • District of Columbia
Government and Military Service
  • Speech Intern, United States Senate Majority Leader's Office, William H. Frist

  • US District Court, Southern District of West Virginia, The Honorable David A. Faber
  • US District Court, Eastern District of Louisiana, The Honorable Martin L.C. Feldman
  • Member, Federalist Society for Law and Public Policy Studies

  • Portuguese
  • French
  • Hungarian

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