| Author(s) | Organization(s) | Session |
| de Kluijver, Fabián | JVVA, ES | Mining & Artificial Intelligence |
| Deutinger, Simona | ÖBB Infrastruktur AG, AT | Commissioning |
| Dobrounig, Mark | ASFINAG, AT | Evacuation |
| Drakulić, Miodrag | CTP PROJEKT d.o.o., HR | Tunnel Ventilation |