| Castellum Visionen 4 AB | Jönköping | 0 tkr |
| Catalys Management Sweden AB | Örebro | 0 tkr |
| Catona Business AB | Örebro | 0 tkr |
| Catosec AB | Örebro | 0 tkr |
| C Byggteknik AB | Örebro | 0 tkr |
| C.Carlsson holding and investments AB | Örebro | 0 tkr |
| C Consulting & Production AB | Örebro | 0 tkr |
| CCS Invest AB | Örebro | 0 tkr |
| CEA Holding AB | Örebro | 0 tkr |
| CEBA Aktiebolag | Örebro | 0 tkr |
| Ce-Ca Invest AB | Örebro | 0 tkr |
| Celestria Management AB | Örebro | 0 tkr |
| CERS Holding AB | Örebro | 0 tkr |
| C&F Förvaltning Örebro AB | Örebro | 0 tkr |
| C. Florin Holding AB | Örebro | 0 tkr |
| CGARD Holding AB | Kopparberg | 0 tkr |
| CG Motor & Rental AB | Örebro | 0 tkr |
| CGT Consulting AB | Örebro | 0 tkr |
| Chahin Ventures AB | Örebro | 0 tkr |
| Chalver Consulting AB | Kumla | 0 tkr |
| Chandan Läkartjänst AB | Öjersjö | 0 tkr |
| Change4Growth Sofia Sundqvist AB | Örebro | 0 tkr |
| Charbel Gourie Holding AB | Örebro | 0 tkr |
| Chatila-Konsult AB | Örebro | 0 tkr |
| C Hedlund AB | Örebro | 0 tkr |
| ChemAnalytics Örebro AB | Örebro | 0 tkr |
| Chicce Vasastan AB | Örebro | 0 tkr |
| ChooseProgress AB | Örebro | 0 tkr |
| CHR Invest i Örebro AB | Stockholm | 0 tkr |
| Christer Berggren Entreprenad AB | Örebro | 0 tkr |
| Christer Kling AB | Ystad | 0 tkr |
| Christian Andreasson Holding AB | Örebro | 0 tkr |
| Christian Gustavsson Invest AB | Jönköping | 0 tkr |
| Cias Ekonomitjänst AB | Örebro | 0 tkr |
| CineStar Pictures AB | Örebro | 0 tkr |
| Cityhus i Örebro Aktiebolag | Örebro | 0 tkr |
| C J Frogedal AB | Örebro | 0 tkr |
| C.J.R Fastigheter AB | Örebro | 0 tkr |
| CK Medica AB | Örebro | 0 tkr |
| CLAL Invest & Racing AB | Örebro | 0 tkr |
| Clara Invest AB | Örebro | 0 tkr |
| Clean Design IT Sweden AB | Örebro | 0 tkr |
| Cleanica AB | Örebro | 0 tkr |
| Cleverex Holding AB | Örebro | 0 tkr |
| Clever Home International AB | Örebro | 0 tkr |
| Clinical innovations & digital solutions (CIDS) AB | Örebro | 0 tkr |
| CL Konsult Partner AB | Örebro | 0 tkr |
| CNDB Holding AB | Örebro | 0 tkr |
| C Nordling Holding AB | Örebro | 0 tkr |
| Coadeli AB | Örebro | 0 tkr |