Contact business

HR and administrative affairs

For questions about HR, administrative matters or other business questions, you can contact the board secretariat:

Board secretariat:
T: +31 88-2353896 (local rate)
E: zakelijkduwonl

DUWO Foundation
PO Box 54
2600 AB  Delft

Press and media

For questions for our press spokesperson; please contact the Communications department:

T: +31 88-2353896 (local rate)
E: [email protected]

Commercial premises

Do you have a question about commercial premises? Or do you want to submit a repair request?

Then look at Contact customers

VAT number

Our VAT number is: NL 8042.62.688.B.01

You can send invoices for DUWO in PDF format to: invoiceduwonl

You can send other financial questions to: crediteurenduwonl


Visit DUWO

Would you like to visit DUWO? Please contact us first on +31(0)88-2353896 and make an appointment.

View the locations of our offices and opening hours here
Complaint about DUWO?

If you are not satisfied with our services, please read here what you can do.