ICANN's Organisational Structure Board of Directors Governmental Advisory Committee (GAC) Ombudsman President and CEO ICANN Staff The Address Supportng Organization (ASO) Generic Names Supporting Organization (GNSO) Country Code Names Supporting Organisation (ccNSO) At-Large Nominating Committee (NomCom) Technical Liaison Group (TLG) Internet Engineering Task Force (IETF) Security & Stability Advisory Committee (SSAC) Root Server System Advisory Committee (RSSAC)