The National Association of Water Companies (NAWC) Read more about The National Association of Water Companies (NAWC)
Latvijas ūdensapgādes un kanalizācijas uzņēmumu asociācija (LWWWWA) Read more about Latvijas ūdensapgādes un kanalizācijas uzņēmumu asociācija (LWWWWA)
associação brasileira de águas subterrâneas Read more about associação brasileira de águas subterrâneas
Water supply association of British Columbia Read more about Water supply association of British Columbia
