The Nordic Watercolour Museum is administered by a Foundation with representatives from five Nordic countries. The founding members are The Nordic Watercolour Association and The Municipality of Tjörn.
 
 
Permanent members of the board:
 
Chairman
Björn Springfeldt, Värmdö, Sweden
 
Board Members:
Anders G Högmark, repr. municipality of Tjörn, Sweden
​Anna Törnquist, repr. The Nordic Watercolour Society
​Birgitta Friberg, repr. Västra Götaland, Sweden
Eva Bertilsson-Styven, Rönnäng, Sweden
​Gunilla Bornmalm-Jardelöw, Göteborg, Sweden
​Harpa Thórsdóttir, Iceland
Kai Kartio, Helsingfors, Finland 
Morten Löbner Esperson, Köpenhamn, Denmark