Ondrej studied Computer Science at the Faculty of Mathematics and Physics at Charles University and University of Pittsburgh - Joseph M. Katz Graduate School of Business (MBA). During his studies at Charles University, he started to work at IPEX a.s. Later he became Technical director and Member of board there. Ondřej has been CEO of the CZ.NIC association since December 2004. Along with his duties at CZ.NIC Ondřej serves on the boards of NIX.CZ (Neutral Internet Exchange), Euro-IX (European Internet Exchange Association) and DNS OARC (The Domain Name System Operations Analysis and Research Centre). He is a member of the Multi-stakeholder Advisory Group, which assists the Secretary General of United Nations in convening the Internet Governance Forum. He was a member of cons council (Country Code Names Supporting Organisation) at ICANN (Internet Corporation for Assigned Names and Numbers) and is now a member of important and prestigious Security and Stability Advisory Committee (SSAC). In his free time, Ondřej likes playing basketball, travelling or programming of open source software. He speaks English and German fluently.