- MS architectura SA in Liquidation
- Sumsiaras
- Vella
- GR
- MSO Service SA in Liquidation
- Bahnhofstrasse 43
- Maienfeld
- GR
- MSR Maschinen und Anlagen GmbH
- Wingertliweg 1
- Untervaz
- GR
- MS Direct AG
- Rheinfelsstrasse 1
- Chur
- GR
- MSP Mazzolini SA
- Via Travea 51b
- Grono
- GR
- MS Zegg
- Pozstrasse 13
- Samnaun Dorf
- GR
- MS Coaching & Consulting GmbH
- Giacomettistrasse 54
- Chur
- GR
- MSG Thompson SA
- Strada di Magistri 5
- Roveredo
- GR
- MSC Computer Service, M. Candrian
- Giacomettistrasse 32
- Chur
- GR
- MS Baucompany GmbH in Liquidation
- Voa Da Scola 2
- Lantsch/Lenz
- GR
- MS GmbH in Liquidation
- St. Martinsplatz 4
- Chur
- GR
- MSA-Import, Aliesch und Partner
- Domleschgerstrasse 8
- Sils im Domleschg
- GR
- MSecurity, Hoti
- A La Cioldina 1
- Roveredo GR
- GR
- MS PropServ AG
- Center Stenna
- Flims Dorf
- GR
- MS Engineering GmbH
- Via Spelma 4
- St. Moritz
- GR