| Conwide Aktiebolag | Fagervik | 0 tkr |
| Corax Holding AB | Örnsköldsvik | 0 tkr |
| Corback Invest AB | Örnsköldsvik | 0 tkr |
| Cordestam Holding AB | Bjästa | 0 tkr |
| Coreum AB | Njurunda | 0 tkr |
| COREVEST AB | Timrå | 0 tkr |
| Cosmomind AB | Timrå | 0 tkr |
| CPP SG66 Holdings AB | Sundsvall | 0 tkr |
| Cpron Invest AB | Örnsköldsvik | 0 tkr |
| CPR Restaurang AB | Sundsvall | 0 tkr |
| C.P. Skumisolering Aktiebolag | Örnsköldsvik | 0 tkr |
| Crave Consulting AB | Sundsvall | 0 tkr |
| Create your 4tune Sweden AB | Sundsvall | 0 tkr |
| CR Norrland AB | Sidensjö | 0 tkr |
| Cronje Holding AB | Sundsvall | 0 tkr |
| Cubiq IT Consulting AB | Sundsvall | 0 tkr |
| Curresgatukök AB | Sundsvall | 0 tkr |
| Cykel & Sol Holding AB | Bjästa | 0 tkr |
| Dagsinvest AB | Täby | 0 tkr |
| Dahlberg Invest i Sundsvall AB | Sundsvall | 0 tkr |
| DAIF Holding AB | Timrå | 0 tkr |
| Daima AB | Sundsvall | 0 tkr |
| Dajoo75 AB | Sundsvall | 0 tkr |
| Dalinator Aktiebolag | Umeå | 0 tkr |
| DALL holding Aktiebolag | Liden | 0 tkr |
| DalSam Security Aktiebolag | Sorunda | 0 tkr |
| Damab Entreprenad AB | Sollefteå | 0 tkr |
| Damab Holding AB | Sollefteå | 0 tkr |
| Daniel Johansson Holding i Bonässund AB | Bonässund | 0 tkr |
| Daniel Svedberg Förvaltning AB | Kramfors | 0 tkr |
| Danka Holding AB | Erikslund | 0 tkr |
| Dan Z Invest AB | Täby | 0 tkr |
| Datacraft Holding AB | Sundsvall | 0 tkr |
| Data-Nord Systemprojektering Aktiebolag | Härnösand | 0 tkr |
| DATONE Aktiebolag | Sundsbruk | 0 tkr |
| D Berg Holding AB | Söråker | 0 tkr |
| DBIH AB | Sundsvall | 0 tkr |
| D-Centrum AB | Sundsvall | 0 tkr |
| Decoupling AB | Matfors | 0 tkr |
| DE Entreprenad AB | Matfors | 0 tkr |
| Degersjö Träkultur AB | Skorped | 0 tkr |
| Dekarsön Kapital AB | Bonässund | 0 tkr |
| Deken AB | Bonässund | 0 tkr |
| DEKLART AB | Matfors | 0 tkr |
| Denerik AB | London | 0 tkr |
| Dennis Holding AB | Junsele | 0 tkr |
| Dennis Jerzewski AB | Sundsvall | 0 tkr |
| De Santana Invest AB | Örnsköldsvik | 0 tkr |
| Desint Holding AB | Kvissleby | 0 tkr |
| Deuce AB | Köpmanholmen | 0 tkr |