Mr Maciej Wantke, aged 47, graduated from the Faculty of Marine Power Plant Operation at Gdynia Maritime University. In 1993, he completed postgraduate management studies organised by GFKM, Strathclyde University Glasgow and Price Waterhouse.

In 1991–1992 he worked at Polpetrol s.c. (currently PETROLINVEST S.A.) in the Fuel Sale Department and, subsequently, in the Import Department. He has been with the Prokom Group since 1994. He began his career at Prokom Software  as a product manager to finally become a member of the Management Board responsible, inter alia, for new strategic business projects (2002–2007). In the past, he also served as a member of the Management Board of Tetra System Polska S.A. and a member of supervisory boards of Postdata S.A., Koma S.A., Ready S.A. and Bank Pocztowy S.A. Since 2009, Mr Maciej Wantke has been with the Prokom Investments capital group, where he is responsible for business projects in the energy sector. He performs, inter alia, the function of a member of the Management Board of Nowotna Farma Wiatrowa Sp. z o.o.

Since 9 September 2010 he has been Member of the Management Board of the Company, responsible for the development of new business projects. His mandate expires in 2013 on the day of the Annual General Meeting approving the financial statements for 2012.