| Johan Otto von Spreckelsen - Danish architect | Original concept of the hollow cube. |
| Paul Andreu - French architect | Responsible for construction and completion. |
| François Mitterrand - President of the Republic | Initiator of the Defense Head Project. |
| Erik Reitzel - Danish engineer | Innovative structural design. |
| Peter Rice - Engineer | Cloud design and facades. |
| Serge Antoine - Referendum adviser | Project cost assessment. |