Jacek Felczykowski is on the board of Polkomtel Infrastruktura Sp zoo and Member-Management Board at Polkomtel Sp zoo and Member-Management Board at Cyfrowy Polsat SA.

Mr. Felczykowski previously held the position of Chairman-Management Board at Centrum Obslugi Wierzytelnosci Cross Sp zoo, Chairman-Management Board at IT Polpager SA, Member-Management Board at Eques Investment Towarzystwo Funduszy Inwestycyjnych SA, Chairman-Management Board at Midas SA and Chairman-Management Board at Sferia SA.