• 27.05.2011 the name of partnership enterprise Wromostal-Bis has been changed to Wromostal. 

• Since 2004 Wromostal-Bis is a daughter company of Riedel Filtertechnik GmbH of Leopoldshöhe in Germany. 

• The company Wromostal-Bis was created in 1995. 

VAT nr PL 894-10-11-543 

KRS 0000044794 (registration with commercial court at) Sąd Rejonowy dla Wrocław-Fabryczna 

CEO: Stefan Fijołek