This directory aims at historical review only and does not claim to provide actual information.
| Company Name | Address | Postcode | Place | Awarded on | Type of award |
| Quester Baustoffhandel GmbH | Heiligenstädterstraße 24 | 1190 | Wien | 29.09.1969 | revocable |
| Quehenberger Logistik AG & Co KG | Gewerbegebiet Nord 5 | 5204 | Straßwalchen | 19.09.2006 | revocable |
| Company Name | Address | Postcode | Place | Awarded on | Type of award |
