Ondrej Cech is a Senior Associate and attorney at law with Zeiler Floyd Zadkovich, specializing in international dispute resolution with a focus on arbitration. In addition to his arbitration work, he also has significant experience representing aggrieved parties and creditors in criminal and bankruptcy proceedings. Ondrej’s clients are active, among others, in energy, construction, financial, technology, transport and public sectors. Ondrej is fully licensed as an attorney in the Czech Republic and as a European attorney in Austria.

Ondrej is listed as an arbitrator at the Arbitration Court attached to the Economic Chamber of the Czech Republic and Agricultural Chamber of the Czech Republic, and also acts as a tribunal secretary in proceedings before the PCA and the ICC. In addition to his professional work, Ondrej is currently pursuing doctoral studies at the Charles University in Prague.

Before joining Zeiler Floyd Zadkovich, Ondrej worked as an associate in the Prague office of a global law firm and taught courses concerning international dispute resolution at universities in Prague. He is a graduate of Charles University in Prague and Columbia University in New York. For his academic achievements, Ondrej was awarded with Josef Hlavka’s Prize for the Best Graduate, Randa’s Foundation Prize for an Exceptional Master Thesis in Commercial Law and Harlan Fiske Stone Scholarship. During his studies, he gained experience, among others, as an Intern at the International Court of Arbitration of the ICC in Paris and as a Research Assistant at Columbia Law School in New York.

Ondrej is one of the co-founders of Young Czech Arbitration Professionals and acts as the spokesperson of the initiative for implementation of the UNCITRAL Model Law on International Commercial Arbitration in the Czech Republic.

Ondrej works in English (fluent) and Czech (native), and has a good understanding of Slovak.

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 [email protected] 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