Ondrej Cech is a Senior Associate and attorney at law with Zeiler Floyd Zadkovich specializing in international dispute resolution and arbitration in particular. In addition to arbitration, Ondrej has significant experience in representing aggrieved parties and creditors in criminal and bankruptcy proceedings. Ondrej is fully licensed as an attorney in the Czech Republic, and as a European attorney in Austria.

Before joining Zeiler Floyd Zadkovich, Ondrej worked as an associate in the Prague office of a global law firm and taught private international law at the Charles University in Prague. He graduated with honors from Charles University in Prague and Columbia University in New York.

Ondrej is an active member of the Czech legal community where his activities focus on educational reform as well as forging an association of young arbitration practitioners.

Ondrej works in English (fluent) and Czech (native).

Highlights of Ondrej’s work include the following:

  • Representation of a US investment fund in ICC arbitration against Czech individuals arising out of an M&A transaction
  • Representation of a Luxembourg investment fund in arbitration against a major retail company arising out of a real estate transaction
  • Representation of a major Czech bank as an aggrieved party in various proceedings against a group of Czech and Slovak retail companies and individuals
  • Representation of a major Czech Bank as an aggrieved party in criminal proceedings and settlement negotiations against individuals of various nationalities
  • Representation of a US investment fund in various negotiations and proceedings in connection with a bankruptcy of a Czech coal mining company
  • Representation of a major Czech bank as a dominant creditor in bankruptcy proceedings of a real estate project
  • Representation of a Czech state-owned entity in various proceedings against Czech investor in a Vietnamese mineral extraction plant
  • Representation of an Eastern European state in an investment arbitration against a Dutch investor in the commodity trading sector (EUR 120 million, PCA)
  • Representation of two subsidiaries of a global packaging and pager company in arbitration proceedings against a Czech chemical supplier (EUR 2.4 million, VIAC)

Interested in specific aspects of Ondrej’s recent work? Contact office@zeilerfloydzad.com for further reference cases.

Professional Experience

  • Senior Associate, Zeiler Floyd Zadkovich, Vienna/Austria (since 2020)
  • Attorney at Law, zeiler.partners, Vienna/Austria (2020)
  • Research Assistant, Columbia Law School, New York/USA (2019-2020)
  • External Lecturer, Charles University, Prague/Czech Republic (2016-2019)
  • Associate, Dentons, Prague/Czech Republic (2015-2019)
  • Intern, International Court of Arbitration of the ICC, Paris/France (2014)
  • Intern, Baker McKenzie, Prague/Czech Republic (2012-2013)


  • LL.M., Columbia Law School, New York/USA (2020)
    • Harlan Fiske Stone Scholar
    • Student Senator
  • Czech Bar Exam (with distinction), Prague/Czech Republic (2019)
  • Magistr, Charles University, Faculty of Law, Prague/Czech Republic (2016)
    • Josef Hlavka’s Prize for the Best Graduate
    • Randa’s Foundation Prize for an Exceptional Master Thesis in Commercial Law
    • The Annual Willem C. Vis International Commercial Arbitration Moot
    • FDI International Arbitration Moot
  • Erasmus Exchange Student, Utrecht University, Utrecht/The Netherlands (2013-2014)
    • Philip C. Jessup International Law Moot Court Competition