University of Warsaw, Faculty of Law and Administration and University of Lodz graduate. Participant of many conferences, trainings and webinars in the field of personal data protection. Member of the Data Protection Officers Association SABI. Specialist in the field of cross-border data processing, codes of proceedings, labour law and civil law in the scope of personal data and cybersecurity.

Internal Auditor according to ISO/IEC 9001, 14001, 27001:2017 standards and Lead Auditor according to ISO/IEC 14001 standard.

Mariusz Zajkiewicz has been working in the security industry since 2002. Since 2006, he has been a Systems Management Officer according to the ISO / IEC standard and since 2009, a Data Protection Officer.


Bąk i Dębiak
Kancelaria Radców Prawnych s.c.
ul. Chłodna 64, II piętro
00-872 Warszawa Wola

kom.: +48 607 660 653
kom.: +48 668 151 841
tel.: 22 460 99 84