| OM Assets AG | Baar | 20.9.2025 |
| OM Computer-Support AG | Cham | 20.9.2025 |
| OM International AG | Baar | 20.9.2025 |
| OM Invest AG | Zug | 20.9.2025 |
| OMA3 | Zug | 20.9.2025 |
| OMACH SA | Baar | 20.9.2025 |
| Omag Beteiligungen AG | Zug | 20.9.2025 |
| Omana AG | Cham | 20.9.2025 |
| Omar Gastro, Inhaberin Maruf | Oberägeri | 20.9.2025 |
| OMB International GmbH | Zug | 20.9.2025 |
| OMCG Optima Management & Consulting LLC | Rotkreuz | 20.9.2025 |
| OMCS Medical GmbH | Zug | 20.9.2025 |
| Omega Centauri GmbH | Zug | 20.9.2025 |
| Omega Immobilien AG in Liquidation | Baar | 20.9.2025 |
| Omegasoft GmbH | Rotkreuz | 20.9.2025 |
| OMH - Suisse Engineering AG | Zug | 20.9.2025 |
| OMH-Holding AG | Zug | 20.9.2025 |
| Omicron Advice and Investment GmbH | Zug | 20.9.2025 |
| Omiron Treuhand & Consulting GmbH | Baar | 20.9.2025 |
| OMJ Holding GmbH | Zug | 20.9.2025 |
| Omnes Technology AG | Zug | 20.9.2025 |
| Omnevia GmbH | Oberwil b. Zug | 20.9.2025 |
| OMNI COMERTA AG | Baar | 20.9.2025 |
| Omni Consumer Capital GmbH | Steinhausen | 20.9.2025 |
| Omni Corporation AG | Zug | 20.9.2025 |
| Omnia Electronics Trading Oldani | Cham | 20.9.2025 |
| OMNIA Group Holdings AG | Baar | 20.9.2025 |
| OMNIA Private Equity AG in Liquidation | Baar | 20.9.2025 |
| Omnia Schweiz GmbH | Baar | 20.9.2025 |
| Omniawater AG | Hünenberg | 20.9.2025 |
| OmniBek AG in Liquidation | Baar | 20.9.2025 |
| Omnicare GmbH | Cham | 20.9.2025 |
| Omnicomp GmbH | Zug | 20.9.2025 |
| Omnifin Holding AG | Zug | 20.9.2025 |
| Omniflix AG | Cham | 20.9.2025 |
| Omnigen AG in Liquidation | Zug | 20.9.2025 |
| Omnigest Services Ltd | Zug | 20.9.2025 |
| Omniimpex GmbH | Zug | 20.9.2025 |
| OmninoAqua - Wasser in Bestform AG in Liquidation | Zug | 20.9.2025 |
| Omniprax AG | Baar | 20.9.2025 |
| Omnipresent Switzerland GmbH | Zug | 20.9.2025 |
| omnis business ag | Zug | 20.9.2025 |
| Omnisale GmbH | Holzhäusern ZG | 20.9.2025 |
| Omnium Capital AG | Zug | 20.9.2025 |
| Omnium Financial Services AG | Zug | 20.9.2025 |
| OmniWatt AG | Baar | 20.9.2025 |
| OMODE Büro- und Designmöbel AG | Cham | 20.9.2025 |
| Omondo Immobilien GmbH | Zug | 20.9.2025 |
| OMR Consulting GmbH | Zug | 20.9.2025 |
| OMREA AG | Zug | 20.9.2025 |
| Omron Electronics AG | Baar | 20.9.2025 |
| Omsorgt24 AG | Zug | 20.9.2025 |
| OMV International (CH) GmbH | Baar | 20.9.2025 |
| OMV Switzerland Holding AG in Liquidation | Zug | 20.9.2025 |
| OMVIA AG | Zug | 20.9.2025 |