| Date | Description |
|---|---|
| 2022-04-27 | update person_title Dipl.-Ing. Dietmar Bach: CEO Austrian Tunnel Engineers; Member of the Management Team; CEO Austrian Tunnel Engineering => CEO Austrian Tunnel Engineers; Member of the Management Team |
| 2022-04-27 | update person_title Dipl.-Ing. Thomas Neumayr: Member of the Management Team; CEO Austrian Tunnel Engineering => CEO Austrian Tunnel Engineers; Member of the Management Team |