Administration
| Department Head Office | Christine ALLIOD |
| Departmental Planning Officer (DPO) | Emeline WEYMAERE |
| Deputy Departmental Planning Officer (DDPO) | Paula BARRIERE |
| Activity Planning Tool (APT) Coordinator | Emeline WEYMAERE |
| MERIT Coordinator | Isabel FERNANDEZ GONZALEZ |
| Assistant MERIT Coordinator | Christine ALLIOD |
| Departmental Administrative Officer (DAO) | Sevda BUDUN |
| Departmental Space Manager (DSM) | Paula CARVALHO CORREIA |
| Deputy Departmental Space Manager (DDSM) | Christine ALLIOD |
| Departmental Webmaster | Emilie KIRSCHNER, Isabel FERNANDEZ GONZALEZ |
| Departmental Industrial Service Coordinator | Emeline WEYMAERE |
| Fellows and Associates | Emeline WEYMAERE |
| Technical and Doctoral Students | Emeline WEYMAERE |
| Departmental Records Officer (DRO) | Sevda BUDUN |
| Human Resources Officer (HRO) | Emeline WEYMAERE |
| Car Fleet Coordinator | Sevda BUDUN |
| Departmental Inventory Manager (DIM) | Paula BARRIERE |
| Departmental Travel Manager | Isabelle CUSATO |
| Deputy Departmental Travel Manager | Christine ALLIOD |
Committees
| ACCU | Laetitia LEJEUNE |
| CEPS (CERN Environmental Protection Steering board) | Luigi SCIBILE |
| CSR (Comité de Surveillance des Restaurants) | Laetitia LEJEUNE |
| IEFC (LHC Injector and Experimental Facilities Committee) | Cristiana COLLOCA |
| LMC (LHC Machine Committee) | Cristiana COLLOCA |
| LS2C | Luigi SCIBILE |
| SAPOCO (SAfety POlicy COmmittee) | Luigi SCIBILE |
| SMF (Space Management Forum) |
Cristiana COLLOCA, assisted by Paula BARRIERE |
| SIB (Site Infrastructure Board) | Lluis MIRALLES |
| SICB (Site and Infrastructure Coordination Board) | Luigi SCIBILE |
| TIOC (Technical Infrastructure Operations Committee) | Denis PAZEM |
Computers
| Accounts and Nice User Management | Sevda BUDUN |
| Department Computer Security Officer | Cédric GARINO |
Safety
| Territorial Safety officers (TSOs) | safety.cern.ch |
| Departmental Safety Officer (DSO) | Marc VADON |
| Deputy Departmental Safety Officer (DDSO) | David CHALLOIN |
| Cryogenics Safety Officer (CSO) | Joelle DONCHE |
| Electrical Safety Officer (ESO) | Alain Louis FAVRE |
| Radiation Safety Officer (RSO) | Marc VADON |
| Radiation Safety Support Officer (RSSO) for SMB-SE | Eliseo PEREZ-DUENAS, Denis PAZEM |
| Radiation Safety Support Officer (RSSO) for SMB-SIS | Paulo FONSECA DA COSTA |
Staff Association
| To be confirmed |
Training
| Departmental Training Officer (DTO) | Paula CARVALHO CORREIA |
| Deputy Departmental Training Officer (DDTO) | Isabelle CUSATO |