| Bygg o Fastighetskonsult Stig Johansson AB | Eskilstuna | 0 tkr |
| ByggPartner Hans-Olov Karlsson AB | Västerås | 0 tkr |
| ByggProjekt Eskilstuna AB | Ljungskile | 0 tkr |
| Byggsmart Holding AB | Eskilstuna | 0 tkr |
| BYRK Aktiebolag | Eskilstuna | 0 tkr |
| BZ Skatt Förvaltning AB | Köping | 0 tkr |
| C8 Investments Services Sweden AB | Eskilstuna | 0 tkr |
| Cadhouse Holding AB | Eskilstuna | 0 tkr |
| Calidi AB | Eskilstuna | 0 tkr |
| Calith Holding AB | Eskilstuna | 0 tkr |
| Calle4 AB | Kvicksund | 0 tkr |
| Calle konsult Gårdsverksamhet AB | Eskilstuna | 0 tkr |
| Capcon AB | Torshälla | 0 tkr |
| Cardevi AB | Eskilstuna | 0 tkr |
| Carino Stockholm AB | Eskilstuna | 0 tkr |
| Carlavägen 20/22 i Eskilstuna Förvaltning AB | Eskilstuna | 0 tkr |
| Carlos Costa Holding AB | Eskilstuna | 0 tkr |
| Carlsburg Invest AB | Eskilstuna | 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 |
| Celsing Fastighets AB | Stockholm | 0 tkr |
| CFPK i Eskilstuna AB | Torshälla | 0 tkr |
| Chadis Coffee AB | Västerås | 0 tkr |
| Charltov AB | Eskilstuna | 0 tkr |
| CHEMSURFER AB | Torshälla | 0 tkr |
| CHMH Holding AB | Eskilstuna | 0 tkr |
| Chorell Invest AB | Eskilstuna | 0 tkr |
| Christer Eriksson Holding AB | Eskilstuna | 0 tkr |
| Christian Högbom Holding AB | Eskilstuna | 0 tkr |
| Christina Lood AB | Torshälla | 0 tkr |
| Christoffer Kun Holding AB | Torshälla | 0 tkr |
| CH Ståldörrar AB | Eskilstuna | 0 tkr |
| Cicon Holding AB | Eskilstuna | 0 tkr |
| C.I. Fall Produktions Aktiebolag | Eskilstuna | 0 tkr |
| Clarence Karlsson Konsult AB | Eskilstuna | 0 tkr |
| CLK Holding AB | Stora Sundby | 0 tkr |
| CMJ invest AB | Eskilstuna | 0 tkr |
| CN Business Consulting AB | Skogstorp | 0 tkr |
| CND Holding AB | Eskilstuna | 0 tkr |
| Collinvest AB | Eskilstuna | 0 tkr |
| Colp AB | Torshälla | 0 tkr |
| Competentia Consulting AB | Höllviken | 0 tkr |
| Compilation AB | Torshälla | 0 tkr |
| Concordia Utbildning AB | Eskilstuna | 0 tkr |
| CORECT AB | Eskilstuna | 0 tkr |
| Cortar Invest AB | Torshälla | 0 tkr |
| Coruja Consult AB | Eskilstuna | 0 tkr |
| Cosmy Supplies AB | Strängnäs | 0 tkr |