| Camilla Fogelberg AB | Nyköping | 0 tkr |
| Cam LTIP AB | Stockholm | 0 tkr |
| Cam MIP AB | Stockholm | 0 tkr |
| Campestre i Strängnäs AB | Strängnäs | 0 tkr |
| Canbeg AB | Nyköping | 0 tkr |
| Canova Holding AB | Oxelösund | 0 tkr |
| CanVuxCan AB | Norrköping | 0 tkr |
| Capcon AB | Torshälla | 0 tkr |
| Capra Ibex AB | Nyköping | 0 tkr |
| Cardevi AB | Eskilstuna | 0 tkr |
| Care of CRM Holding AB | Vellinge | 0 tkr |
| Carev AB | Nyköping | 0 tkr |
| Carina Ottoson Specialistläkare Aktiebolag | Strängnäs | 0 tkr |
| Carino Stockholm AB | Eskilstuna | 0 tkr |
| Carlavägen 20/22 i Eskilstuna Förvaltning AB | Eskilstuna | 0 tkr |
| Carl Axling AB | Strängnäs | 0 tkr |
| Carl Gustafsson Förvaltning AB | Katrineholm | 0 tkr |
| Carlos Costa Holding AB | Eskilstuna | 0 tkr |
| Carlsburg Invest AB | Eskilstuna | 0 tkr |
| Carlsson & Hjorth AB | Torshälla | 0 tkr |
| Carlström consulting i Trosa AB | Trosa | 0 tkr |
| Carl Valentin Invest AB | Katrineholm | 0 tkr |
| Carl Zettersten Murare AB | Nyköping | 0 tkr |
| Caroline Wilhelmsson AB | Nyköping | 0 tkr |
| Cartec i Nyköping AB | Nyköping | 0 tkr |
| Carwego Consulting AB | Nyköping | 0 tkr |
| CA Servicehandel Holding AB | Jönåker | 0 tkr |
| C Asker Invest AB | Katrineholm | 0 tkr |
| Casselmar Invest AB | Nyköping | 0 tkr |
| Casualhype AB | Nyköping | 0 tkr |
| Catius AB | Strängnäs | 0 tkr |
| CAT Service AB | Färjestaden | 0 tkr |
| CB Real Invest AB | Strängnäs | 0 tkr |
| CCCH Förvaltning AB | Eskilstuna | 0 tkr |
| CCE Truck Parts Eskilstuna AB | Eskilstuna | 0 tkr |
| C. Dahl Konsult & Invest Aktiebolag | Göteborg | 0 tkr |
| CeDe Energiservice AB | Eskilstuna | 0 tkr |
| C.E Holding AB | Nyköping | 0 tkr |
| celan utveckling AB | Mariefred | 0 tkr |
| C.Elert Förvaltning AB | Katrineholm | 0 tkr |
| Celsinge Stödboende AB | Malmköping | 0 tkr |
| Celsing Fastighets AB | Stockholm | 0 tkr |
| Ce O Ell AB | Stockholm | 0 tkr |
| Cepama Aktiebolag | Huskvarna | 0 tkr |
| Cervos Fastigheter AB | Katrineholm | 0 tkr |
| Ce Sprinkler Invest AB | Nyköping | 0 tkr |
| CFPK i Eskilstuna AB | Torshälla | 0 tkr |
| CG Holding i Katrineholm AB | Valla | 0 tkr |
| CGL Event och Utbildning AB | Katrineholm | 0 tkr |
| CG Ventilation AB | Trosa | 0 tkr |