E-Flux contact details are:
Address
Joan Muyskenweg 37
1114 AN Amsterdam
Phone number:
+31 20 763 06 20 (within office hours, from 08:30 A.M. - 05:30 P.M.)
Phone number outside office hours:
+31 (0)85 067 0005
Of course you can also send us an e-mail!