- from 2002 to 2005 – Supervisory Board member of SOLARIS Bus & Coach sp. z o.o. in Bolechów;
- from 2005 to 2006 – Supervisory Board member of SKANEM INTROL S. A. in Swadzim near Poznan;
- from 2005 to 2006 – Supervisory Board member of AGRO S.A. Towarzystwo Obrotu Nieruchomościami in Warsaw;
- from 2005 to 2008 – Supervisory Board member of SOLARIS Bus & Coach S.A. in Bolechów;
- from 2007 to 2011 – Supervisory Board member of SONEL S.A. with seat in Świdnica;
- from 2008 to 2018 – Chairman of Supervisory Board of TML S.A. in Poznan;
- from 2009 to 2019 – Supervisory Board member of INVESTORS Towarzystwo Funduszy Inwestycyjnych S.A., since 2012 its Chair;
- from 2009 to 2015 – Supervisory Board member of Dom Inwestycyjny INVESTORS S.A. in Warsaw, and since 2012 its Chair;
- from 2010 to 2016 – Supervisory Board member of INVESTORS Holding S.A. in Warsaw, since 2012 its Chair;
- from 2016 to 2018 – Supervisory Board member of 3LP S.A. in Siechnice
