Mercator Ocean International (MOi) is a non-profit organisation in the process of becoming an intergovernmental organisation. Its ten Associates/Shareholders from five countries are leading international scientific actors: CMCC, CNR, CNRS, Ifremer, IRD, Météo-France, Met Office, NERSC, Puertos del Estado, SHOM.
The organisation is governed by its General Assembly where each of the ten Associates are represented. The organisation is directed by its Director General under the supervision of the Management Board. The Scientific Council, with an advisory role, reports to the General Assembly.