Ondřej Vlček graduated from Mathematical Modelling at the Faculty of Nuclear Sciences at the Czech Technical University in Prague. Through books he found his passion for programming as a little boy. Later he began working with Avast’s founders as a trainee in 1995. In 2003, he became the leader of development at Avast and participated in the development of the first antivirus program for Windows. Since 2019 he has been CEO of Avast. Gradually, he became the president of the consumer segment. He is also a minority shareholder of the company. Ondřej Vlček is one of the most prominent figures in the Czech Internet and IT community. He is married, has three children, drives a Tesla Model S and collects Italian wines.