- - General Directorate of Administration Services
- (1.1) Personnel Directorate
- (1.1.1) Teaching Staff Department
- (1.1.2) Administrative Staff Department
- (1.1.3) Non-Teaching Staff Department
- (1.2) Directorate of Administrative Affairs
- (1.2.1) Administration Department
- (1.2.2) Protocol and Dispatch Department
- (1.2.3) General Records Department
- (1.3) Academic Units Coordination Directorate
- - General Directorate of Financial Services
- (2.1) Directorate of Financial Management
- (2.1.1) Finance Department
- (2.1.2) Payroll Department
- (2.1.3) Expenditure Department
- (2.1.4) Public Investment Department
- (2.1.5) Department of Administration
- (2.2) Assets and Procurement Directorate
- - General Directorate of Technical Services and Computerization
- (3.1) Directorate of Survey and Construction
- (3.2) Directorate of Facilities Maintenance and Operation
- (3.3) Directorate of Computerization
- (3.4) Secretariat Department
- (3.5) Department of Secretary of Technical Council
- (3.6) Department of Secretary of Networks and Communications Committee
- (3.7) Accessibility for the Disabled Office
- - The Rector’s Office
- - Senate Secretariat
- - Rector’s Council Secretariat
- - Legal Commission Secretariat
- - Secretariat of the School of Modern Greek Language
- - Secretariat of the Centre for Byzantine Research
- - Press Office
- - Legal Office
