The organisation

Our timeline

Unique about the iClusion services is that they have been designed from the viewpoint of the 2 most important stakeholders within clinical trials; the patient and their treating physician.

The start

This is where it al started

The start

This is where it al started

The start

This is where it al started

Explore our full timeline

The iClusion Team

Laura Macours

Business implementation manager


Business development

Pieter-Jan Vandersloten

Manager Trial Centers BE

Jurjen Zandstra

Manager Trial Centers NL

Hanka van de Merwe

Marketing & PR manager

Roel Divendal

Chief Operations Officer

Hanneke Janssen

Chief Executive Officer

Board of directors

Jelena Jakulj

Board observer

Henk Broeders

Board advisor

Tatjana Romanyk

Board member

Pieter Oostlander

Board member

Erik Leferink

Board Member

Edwin Klumper

Chairman of the board

Hanneke Janssen

Chief Executive Officer

Working at iClusion

And this is why:  Working in a team that is passionate to optimize healthcare.

Discover our vacancies

Our compass

iClusion is built on a set of beliefs, principles, and values. These guide us in the decisions we make, the work we do, and our behavior towards others. It is the basis for creating a culture that binds us together. Let’s bridge the gap between research and patients.


Drive impact


Build on trust


Improve together


Feel free


Be human

More about what drives us