Team

Thijs Drouen

At Hooghiemstra & Partners, Thijs bridges the gap between theory and practice for our clients. With expertise in data protection legislation and extensive experience in change management, he helps organizations achieve a higher level of compliance.

Thijs also conducts research. For instance into supervision and AI and on the evaluation of the implementation of the GDPR. Thijs is one of the founders of Het Innovatiecollectief (Innovation Collective), a collaboration between Hooghiemstra & Partners, Publyon and Amsterdam Data Collective to support organizations in the responsible use of data science and AI. Unique to this cooperation is that we can advise you in all areas: in the technical field in the form of tools and models, on legal compliance and with political and social support.

Thijs led various privacy audits at ministries and municipalities. He also worked on the guidelines for online research by municipalities in the context of maintaining  public order. He works on new legislation for the protection of personal data in the Caribbean part of the Kingdom of the Netherlands.

GDPR | Administrative Law | Law enforcement Directive | AI Act | personal data & public order | online monitoring | personal data legislation in Caribbean part of the Kingdom | ECHR

Prior to working for Hooghiemstra & Partners, Thijs was head Legal Affairs and Legislation at the Dutch Data Protection Authority. He also worked at the administrative court of the Council of State.

Thijs studied Law (specializing in Administrative law) at Tilburg University.

Our Team

Theo Hooghiemstra
Partner

Helen Hukshorn
Partner

Marlies van Eck
Partner

Thijs Drouen
Partner

Mariette Lokin
Principal Consultant

Walter van Holst
Principal Consultant

Lisanne Kramer
Senior Advisor

Renée Dekker
Senior Advisor

Judith Zoë Blijden
Senior Advisor

Wimmy Choi
Advisor

Anna Keuning
Advisor

Lieve Smeets
Advisor

Riëlle Osepa
Advisor

Robin Verhoef
Advisor

Anna Visser
Manager Operations and Secretariat

Lena Lopez
Junior Secretary

Elles van Geest
Associated Partner

Wouter van Haaften
Associated Partner

Pieter Ippel
Associated Partner

Ad van Loon
Associated Partner

Ingrid Morrema
Associated Partner