Entrepreneur and manager with experience in the finance, media, and technology sectors. President of the Polish Business Roundtable and member of the Main Council of the Lewiatan Confederation. Shareholder and chairman of Billon Group Ltd, owner and chairman of the board of Pascal Publishing. Member of the board of directors of Stadler Rail AG, vice-chairman of the board of ERGO Hestia, member of the board of Gremi Media. In 2005–2018, president of the ITI Group, and in 2005–2017, chairman and vice-chairman of the supervisory board of TVN. In 1990–2004, president of BRE Bank (currently mBank), member of the regional board of Commerzbank AG, and president of the Polish Development Bank.