Contact us

  • If you are looking for a matched donor for a family member, contact a transplant centre to assist you. WMDA can not directly help patients or families in the search for a matched donor.
  • Leave your question or message for WMDA here.
World Marrow Donor Association (WMDA) 
Schipholweg 57, 1st floor
2316 ZL Leiden,
The Netherlands
+31 88 505 7900

Address: Sector Healthcare, Postbus 283, 1000 EA Amsterdam, the Netherlands

IBAN: NL61ABNA0421708514

Chamber of Commerce

VAT number
NL803 974 917 B02

Memorandum of Association

WMDA office is closed on:
New Year’s Day:  January 1
Easter Monday
King’s Day: April 27
Ascension Day
Whit Monday
Christmas Eve: December 24 (from 16:00 CET)
Christmas: December 25 and 26