More information

General address Deltares

P.O. Box 177
2600 MH Delft
The Netherlands

Visiting address

Boussinesqweg 1
2629 HV Delft

tel: +31 (0)88 335 8273 (office hours 08:30 and 17:00)

Press information

Journalists can call us on our special number for the press +31 (0) 88 335 7733. Our spokespersons are (including their fields of interest):

Astrid van Bragt-Schol: Environmental quality and health, Water scarcity
Jacqueline Vink
: Corporate issues
Mariska van Gelderen
: Subsidence, energy transition
Roeli Suiker
: Flood risk management


Deltares deals transparently and carefully with the use of government money and the research we conduct. The knowledge we gain in this way is public. We take any complaints seriously. For example about cooperation with the business community or a general complaint. If that is the case, send us an e-mail stating the complaint, your name, organisation and telephone number. We will contact you as soon as possible.

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