Do you have a question and can't find the answer on our website? Mail us via the contact form.
Prefer to call?
Phone number: 088-2353888
Monday to Friday from 8.30 am to 5 pm. This number can also be reached from abroad.
The telephone number is forwarded outside office hours and on weekends; this is only for emergencies or emergency repairs.
Request for repairs
Would you like to submit a repair request? Use the repair form.
Offices Amsterdam, Delft, Den Haag en Leiden
Tuesday to Friday: 12.00-17.00
Saxion, Handelskade 75, kamer A1.03.
Consultation hours on Tuesday and Thursday between 10.00 and 12.00 AM.
Outside these hours you can make an appointment at our office via a contact form.
Consultation hours every Monday from 19.00-20.00 at Bronland 4-101
P.O. Box 54
2600 AB DELFT
1183 AM AMSTELVEEN
Professor Schermerhornstraat 4
2628 PZ DELFT
Handelskade 75, room A1.03
7417 DH DEVENTER
2311 GG LEIDEN
Office The Hague
2521 ER DEN HAAG