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Executive Board

The TNO Executive Board is charged with managing the organisation and has full authorisation to do so insofar as this is not ascribed to other bodies according to the TNO Act.

The Executive Board currently consists of three members (from left to right), Maarten Tossings (COO), Susan Swarte (CFO), and Peter Werkhoven (CSO and acting chairman).

The members of the TNO Executive Board are appointed by Royal Decree. One member on the recommendation of the Minister of Defence and the other members (including the chairman) on the recommendation of the Minister of Economic Affairs and Climate Policy.


Tjark Tjin-A-Tsoi nominated as new CEO and chairman of TNO Board of Directors

25 February 2022
Today, Mr Tjark Tjin-A-Tsoi (1966) has been nominated by the Council of Ministers for appointment as CEO and Chairman of the Executive Board of TNO. After the appointment by Royal Decree, he will start... Read more

Location The Hague - New Babylon

Anna van Buerenplein 1
NL-2595 DA The Hague



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