| ChangeYourChoice AB | Skogås | 0 tkr |
| Charta Nordic AB | Huddinge | 0 tkr |
| Cheap Car Rental Worldwide Skogås AB | Skogås | 0 tkr |
| Cherco Consulting AB | Trångsund | 0 tkr |
| CHIGURHA AB | Stockholm | 0 tkr |
| Chinor Aktiebolag | Järna | 0 tkr |
| Chranso Invest AB | Trångsund | 0 tkr |
| Chriscaicedo AB | Skärholmen | 0 tkr |
| Christer Forsberg IndustriInvest AB | Huddinge | 0 tkr |
| Christian Wedin Holding AB | Trångsund | 0 tkr |
| Christoffer Kihlman AB | Huddinge | 0 tkr |
| Cienaga Invest AB | Tällberg | 0 tkr |
| CihSin Invest AB | Tullinge | 0 tkr |
| CINIA (Sweden) Environmental Technology AB | Huddinge | 0 tkr |
| City Hiss Stockholm Holding AB | Trångsund | 0 tkr |
| City isolering i Stockholm AB | Segeltorp | 0 tkr |
| CJA International AB | Trångsund | 0 tkr |
| C&J Partners AB | Huddinge | 0 tkr |
| CJRS Invest AB | Huddinge | 0 tkr |
| CJV Holding AB | Stockholm | 0 tkr |
| Claes Lundmark Förvaltning AB | Huddinge | 0 tkr |
| Cleanhouse Invest AB | Segeltorp | 0 tkr |
| Codable Development AB | Huddinge | 0 tkr |
| Codemarc Holding AB | Kalmar | 0 tkr |
| coeusai AB | Skogås | 0 tkr |
| Colero AB | Huddinge | 0 tkr |
| Coloursystem Sweden AB | Huddinge | 0 tkr |
| Comfield Aktiebolag | Nacka | 0 tkr |
| Comnet Sys Aktiebolag | Segeltorp | 0 tkr |
| Companity AB | Vårby | 0 tkr |
| Compete AB | Huddinge | 0 tkr |
| Conexi kompetens AB | Vreta Kloster | 0 tkr |
| Cornflower Holding AB | Huddinge | 0 tkr |
| C Pettersson Holdingbolag AB | Huddinge | 0 tkr |
| Cragnell Consulting AB | Huddinge | 0 tkr |
| creARTive AB | Hägersten | 0 tkr |
| Creative Doer AB | Huddinge | 0 tkr |
| CRP Recording AB | Segeltorp | 0 tkr |
| Crystal Bygg & Trädgårds Services AB | Vårby | 0 tkr |
| CS Jimmy Invest AB | Segeltorp | 0 tkr |
| Culture by Design AB | Huddinge | 0 tkr |
| Cura Lärum AB | Huddinge | 0 tkr |
| Curiosica AB | Huddinge | 0 tkr |
| Cushy Holding AB | Huddinge | 0 tkr |
| CWAIN AB | Huddinge | 0 tkr |
| Dagerbring's vent och jourservice AB | Handen | 0 tkr |
| Dånängshanden AB | Södertälje | 0 tkr |
| Danielssons Holding i Kungens Kurva AB | Kungens Kurva | 0 tkr |
| Danni Liu AB | Enebyberg | 0 tkr |
| Danska Fastigheter AB | Härnösand | 0 tkr |