Krzysztof Muciak is an advocate and member of the Warsaw Bar Association. Before joining Kobylańska & Lewoszewski, he worked at several Polish and international law firms. He graduated from the faculty of law and administration at the University of Warsaw, and the British Law Centre (part of the same faculty). He completed postgraduate studies in cybersecurity management at the Warsaw School of Economics.

Krzysztof specialises in advising clients in matters regarding personal data protection and cybersecurity. He also has experience in providing day-to-day advice to commercial entities, including in the scope of rendering services via the internet and consumer rights regulations.

Krzysztof has several years of experience in conducting audits of businesses and non-governmental organisations regarding compliance of their operations with personal data protection regulations, as well as in implementing requirements of the EU General Data Protection Regulation. He conducted comprehensive implementation projects where he drafted required internal and external documents, negotiated contracts regarding personal data entrustment and transfer to states outside the European Union, and carried out training courses for the staff and managers of his clients. He advised business clients from various market sectors, including transport, IT, schooling, consulting, retail sales and production. He is the author of several articles on data protection issues, including publications on the GDPR, e-privacy and processing data, including in cookie files.