Certifications ASSOCIATIONS & CERTIFICATIONS CLS works with linguists who are certified by one or more of the following organizations: Department of Social and Health Services – WA (DSHS) Office of the Administrator for the Courts – WA (OAC) American Translators Association (ATA) Northwest Translators & Interpreters Society (NOTIS) Washington State Court Interpreters & Translators Society (WITS) AIIC – International Association of Conference Interpreters ATIO – Association of Translators and Interpreters of Ontario. STIBC – Society of Translators and Interpreters of British Columbia
