CC Terre d'Eaux -Brégnier-Cordon (Ain/Auvergne-Rhône-Alpes)(France)

  CD 01 -Bourg-en-Bresse (Ain/Auvergne-Rhône-Alpes)(France)

  Electr'eau Partage -Belley (Ain/Auvergne-Rhône-Alpes)(France)

  NIRAS -Vantaa (Finland)

  SRK -Bern (Switzerland)