The Data Protection Officer (IOD) in the Public Transport Authority in Warsaw is Agnieszka Błaszkiewicz.
The Deputy Data Protection Officer is Mariusz Grabek.
You can contact the IOD by writing an email to iod@ztm.waw.pl
or by post to the following address:
Public Transport Authority in Warsaw (Zarząd Transportu Miejskiego w Warszawie)
316/320 Grochowska street (ul. Grochowska 316/320)
03-839 Warsaw