| Classic Swedish Yachts Aktiebolag | Göteborg | 0 tkr |
| CL Cap AB | Stockholm | 0 tkr |
| Clean Sky AB | Sollentuna | 0 tkr |
| Climate Brands Sverige AB | Helsingborg | 0 tkr |
| CLIR Consulting AB | Östhammar | 0 tkr |
| Cloud 41 Ventures AB | Sollentuna | 0 tkr |
| CN Partner Invest Aktiebolag | Sollentuna | 0 tkr |
| CodeQuality Stockholm AB | Sollentuna | 0 tkr |
| Cognitio Invest Holding AB | Stockholm | 0 tkr |
| Composable Holdings AB | Sollentuna | 0 tkr |
| Concur Connectech Data Aktiebolag | Sollentuna | 0 tkr |
| Conezza Streetfood AB | Vällingby | 0 tkr |
| Confido Konsult AB | Sollentuna | 0 tkr |
| Consecio AB | Sollentuna | 0 tkr |
| Consilium Business Consulting AB | Sollentuna | 0 tkr |
| Consulting Meng AB | Stockholm | 0 tkr |
| Convoy Capital AB | Sollentuna | 0 tkr |
| Coolax Holding AB | Bromma | 0 tkr |
| Core 59 Group AB | Sollentuna | 0 tkr |
| Cormeum Software AB | Sollentuna | 0 tkr |
| Corporate Services i Fillingen AB | Solna | 0 tkr |
| Cotignac AB | Upplands Väsby | 0 tkr |
| Coupla PR & Management AB | Sollentuna | 0 tkr |
| CROM Holding AB | Sollentuna | 0 tkr |
| Croneback Holding AB | Sollentuna | 0 tkr |
| Cross executive search i Stockholm AB | Stockholm | 0 tkr |
| C.R Stockholm Invest AB | Sollentuna | 0 tkr |
| Culess Invest AB | Sollentuna | 0 tkr |
| Curry Ville AB | Sollentuna | 0 tkr |
| Cuspy Code AB | Sollentuna | 0 tkr |
| Cuvee Lumiere AB | Sollentuna | 0 tkr |
| CWNL AB | Sollentuna | 0 tkr |
| Cybertron AB | Sollentuna | 0 tkr |
| CyteGuard AB | Sollentuna | 0 tkr |
| Dafreen Investment AB | Stockholm | 0 tkr |
| Dagny Consulting & Properties AB | Stockholm | 0 tkr |
| Dahlin Marin AB | Stockholm | 0 tkr |
| Dahlstad Holdings AB | Sollentuna | 0 tkr |
| Dahnérprojektdynamik AB | Sollentuna | 0 tkr |
| Dakit AB | Saltsjö-Boo | 0 tkr |
| Dakit Ventures AB | Saltsjö-Boo | 0 tkr |
| Dallasvillan Invest AB | Sollentuna | 0 tkr |
| Dam Invest AB | Sollentuna | 0 tkr |
| Dammarsberg Intressenter AB | Sollentuna | 0 tkr |
| Dan Boström Fastighets AB | Sollentuna | 0 tkr |
| Danesh Academy AB | Kista | 0 tkr |
| Daneskärs Byggsamordning AB | Limhamn | 0 tkr |
| Daniel Prytz Invest AB | Sollentuna | 0 tkr |
| Danifast AB | Sollentuna | 0 tkr |
| Danroth Media AB | Stockholm | 0 tkr |