| Chung Ying & Shun Fang Aktiebolag | Älvsjö | 0 tkr |
| Chuven AB | Boden | 0 tkr |
| Cisnes Holding AB | Luleå | 0 tkr |
| C.J. Blomsters Åkeri Aktiebolag | Luleå | 0 tkr |
| C & J Johansson Holding AB | Luleå | 0 tkr |
| CJ Socionomkonsult AB | Nybrostrand | 0 tkr |
| CJ WENNBERG KIRURGI AB | Gammelstad | 0 tkr |
| Claes Erik Lundgren AB | Luleå | 0 tkr |
| claexon AB | Piteå | 0 tkr |
| Clamouse AB | Piteå | 0 tkr |
| CLAVITHI AB | Luleå | 0 tkr |
| Clay Creek Holding AB | Luleå | 0 tkr |
| Cleanbergs Förvaltning AB | Luleå | 0 tkr |
| Cloud Consulting Sweden AB | Luleå | 0 tkr |
| ClownFiesta AB | Luleå | 0 tkr |
| CLundbäck Holding AB | Luleå | 0 tkr |
| C Majbäck Förvaltning AB | Jukkasjärvi | 0 tkr |
| CMB i Luleå AB | Luleå | 0 tkr |
| CMC AB | Luleå | 0 tkr |
| CMG Förvaltning i Kiruna AB | Kiruna | 0 tkr |
| CMG Management AB | Luleå | 0 tkr |
| C&M Söderlinds Holding AB | Jukkasjärvi | 0 tkr |
| CNEN Konsult AB | Luleå | 0 tkr |
| CN Invest AB | Luleå | 0 tkr |
| Coach Robin Harila AB | Luleå | 0 tkr |
| Coldbay Aktiebolag | Luleå | 0 tkr |
| Coldbay Trading AB | Luleå | 0 tkr |
| Coldmind AB | Luleå | 0 tkr |
| Coldunord AB | Luleå | 0 tkr |
| ComaCon AB | Luleå | 0 tkr |
| Conex Die Solutions AB | Gammelstad | 0 tkr |
| Conex Engineering AB | Luleå | 0 tkr |
| Conny & Peter Isaksson Åkeri Aktiebolag | Mattisudden | 0 tkr |
| Consolado Förvaltning AB | Piteå | 0 tkr |
| Constint AB | Boden | 0 tkr |
| Constructive Creativity AB | Luleå | 0 tkr |
| Consult Teknik i Gällivare AB | Gällivare | 0 tkr |
| Convitro Holding AB | Södra Sunderbyn | 0 tkr |
| C.O. Persson Kulturarv AB | Seskarö | 0 tkr |
| Coquard Invest AB | Piteå | 0 tkr |
| Cora Karlsson AB | Gällivare | 0 tkr |
| CoSEI Europe AB | Gammelstad | 0 tkr |
| COTRUCK Aktiebolag | Stockholm | 0 tkr |
| CowboyTech AB | Vittangi | 0 tkr |
| CQ Design AB | Sunne | 0 tkr |
| Crafters AB | Haparanda | 0 tkr |
| CreditQuarter AB | Piteå | 0 tkr |
| Crescenten Byggkonsult AB | Boden | 0 tkr |
| Crewit Holding AB | Piteå | 0 tkr |
| CRK Retail & Consulting AB | Stockholm | 0 tkr |