The current bureaucratic structure of the ECO provides four positions of the Deputies Secretary General. The incumbents of the posts, deputed by relevant Member States, are assigned different portfolios in line with the sectoral activities of the Organisation.

Administration, Energy, Minerals and Environment, Information Technology; and International Relations
Ambassador Huseyin Avni Bicakli (Turkish national) is ECO Deputy Secretary General (since November 2018) in charge of Energy, Minerals and Environment (EME) Directorate; Human Resources & Sustainable Development Directorate; Administration

DSG (T&I and A&I)
Mr. Seyed Mohsen Esperi (Iranian National) assumed the charge of the Deputy Secretary General (Trade & Investment, Agriculture & Industries (AI) and Transport & Communications) at the ECO Secretariat in

DSG (Tourism, Project Management & Judicial Coordination)
Ambassador Jandos Asanov (Kazakh national) is ECO Deputy Secretary General (since 1 February 2020) in charge of Tourism Directorate; Project Management Section; Judicial and Parliamentary Coordination and ECO Advocacy Programme

DSG (T&C and HRSD)
Mr. Kashif Zaman (Pakestani National) Mr. Kashif Zaman (Pakistani National) assumed the charge as Deputy Secretary General for Transport & Communication and Human Resource & Sustainable Development (T&C and HR&SD)