Bedrift C - Huseby
- Cricorcagu AS
- Ceres AS
- Cafehuset AS
- Corniche AS
- Cricco AS
- Canis AS
- Conrad
- Christian Larsen
- Consensus Invest AS
- Castor Invest AS
- Club Maccaroni
- Cristea Holding AS
- Ctc Nordic AS
- Contra Management AS
- Cichy Byggservice
- Conzorto Holding AS
- Cap Eiendomsinvest AS
- Cranes Holding AS
- Cookiee Distribution AS
- Cvh Holding AS
- Cheers Invest AS
- Christiania Eiendomsselskab AS
- Christie Østberg Photography
- Cent X AS Konkursbo
- Cote Dazur Eiendom ANS
- Com 1 Bryhni
- Cent X AS Konkursbo
- Circles Of Sound Grethe Midgaard Torrissen
- Circles Of Sound Grethe Midgaard Torrissen