Czech Philatelic Union guarantor for the exhibition:
- Chairman of Organizing Committee of World exhibitions PRAGA 2018 and 2008
- Director of FEPA 2009 – 2013, presidium member of FIP commission for postal history 2000 – 2008
- FIP juryman for postal history since 1997 (Czech Philatelic Union since 1995), functioning in juries of European and World exhibitions.
- Czech Philatelic Union Vice-chairman for international matters (since 2000).
- Chairman of Community Interest Company EXPONET
- Member of Royal Philatelic Society London, ArGe Feld und Zensurpost, Russian Philatelic association.
- Focuses on postal history materials.
- Long-time exhibitor with many FIP Gold Medals.
- Construction engineer