- HLB.ch Metalworks AG in Liquidation
- Vialstrasse 6
- Zizers
- GR
- Hlavac Frantisek
- Giacomettistrasse 81
- Chur
- GR
- HLP Baumanagement GmbH in Liquidation
- Kirchgasse 3 a
- Untervaz
- GR
- HL Brüesch Baumontagen
- Stelleweg 21
- Chur
- GR
- HL Forum GmbH
- San Bastiaun 50A/21
- Samedan
- GR