Bedrift C - Årvoll
- Comcept AS
- Citadel21 AS
- Cervisia AS
- Cicoia AS
- Ceratina AS
- Casen AS
- Cerebro AS
- Cogit AS
- Cantono
- Cantono
- Cibaria AS
- Catslide AS
- Consilium Øslebø
- Can Consulting AS
- Crs Invest AS
- Christian Hunstad AS
- Cassandra Loo
- Cera Pluss AS
- Ca-Invest AS
- Contrast Group AS
- Carmeldrøm Mizrahi
- Chef Svae
- Christiania Healthcare AS
- Comcept AS Vaktmester 1
- Close To Thee
- Close To Thee
- Cannimmo Théa Jorand
- Croos Anne Louisa
- Cecilie W Lilleheil
- Cuma Ali Cibik
- Christiania Bygg Interiør AS
- C. Miron-Sauvé
- Christina Støle Therkildsen
- City Car Harald Sachweh
- Connect Transport Mehdi Ehsanjou
- Cad System Center Berg
- Christian Schous vei 22
- Christian Schous vei 22
- Corbets Consulting Rune Skalstad
- C-Line Caroline Harstad
- Celius Pedagog og Veileder
- Coyne-Stacey Jamie Russell
- Co/ Per Arne Minibuss