Ryszard Krauze is the chairman of the Supervisory Board of Polish company Bioton S.A. , SciGen's strategic partner and one of the largest biotechnological companies in Central and Eastern Europe . Bioton is listed on the Warsaw Stock Exchange and is one of the few producers of recombinant human insulin in the world. Through his company, Prokom Investments, Mr. Krauze is the main shareholder in Bioton. Mr Krauze is also the founder, key shareholder and president of Prokom Software, the largest IT group in Central and Eastern Europe, employing over 4,300 people. The business activity of Prokom is modeled on a private equity fund, having a portfolio in a wide range of strategic sectors and significant real estate holdings. Mr Krauze is the vice president of the Confederation of Polish Employers and since 1994 has served as the honorary Consul for the Republic of Austria. He is on the supervisory board of many enterprises within the Prokom Software and Prokom Investments capital groups. Mr Krauze initiated and founded the ATP International Tennis Tournament Idea Prokom Open in Poland and is the owner of Poland 's master basketball team Prokom Trefl Sopot.