Baron Piecuch is a past member of Paris (France) based:
La Grande Loge des Cultures et de la Spiritualité
which operates in Poland as well:
The Lodge No 7 Erasmus Roterodamus, Ustron, Poland.
He remains one of the Founding Masters
The Lodge No 16 Jan Henryk Dabrowski
in Warsaw, Poland
In 2019 he has been invited to join:
The Scottish Lodge No 36 St David in Edinburgh
which operates as a part of
The Grand Lodge of Scotland.