Aquassistance -Nanterre (Hauts-de-Seine/Ile-de-France)(France) [siège]

  CED -Bury St. Edmunds (United Kingdom)

  EPER -Zurich (Switzerland)

  SIF -Massy (Essonne/Ile-de-France)(France) [siège]

  WSP -Washington (Usa) [siège]