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 |
| Vorarlberger Illwerke Aktiengesellschaft | Weidachstraße 6 | 6900 | Bregenz | vor 2006 | revocable |
| Vorarlberger Kammgarnspinnerei GesmbH | Spinnereistraße 10 | 6971 | Hard | 01.08.1980 | revocable |
| Vorarlberger Kraftwerke Aktiengesellschaft | Weidachstraße 6 | 6900 | Bregenz | vor 2006 | revocable |
| Vorarlberger Wirkwarenfabrik Gebrüder Wolff Gesellschaft m.b.H. & Co. KG | Steinlochstrasse 10 | 6971 | Hard | 12.07.1976 | revocable |
| Company Name | Address | Postcode | Place | Awarded on | Type of award |
