ECOPAS is hosted by four recognized European university centres of excellence on Pacific research, in Norway, France, the United Kingdom and the Netherlands, and by two major Pacific institutions :
- Bergen Pacific Studies Research Group (BPS), based at the Universitetet i Bergen in Norway
- Centre de Recherche et de Documentation sur l’Océanie (CREDO), based at the Aix-Marseille Université in France
- Centre for Pacific Studies (CPS), based at the University Court of the University of St Andrews, in the United Kingdom
- National Research Institute (NRI), in Papua New Guinea
- Centre for Pacific and Asian Studies (CPAS), based at the Radboud University Nijmegen, in the Netherlands