Märklincafé group as on Yahoo? Or else which one do you mean?
There is in the German MM a picture of the Fermodel Modelismo Ferroviario from Portugal, Spur Z group Baden-tani9 with friendship Osaka, Japan, there is the club from Buenos Aires, Argentina. This last one has btw also a nice Ketelwagen als clubmodel. And in the leaflet from the IMA is a pic. of the Spanisch Märklin Club. Thats what i found.