Firma C - Bogstad
- Conchis AS
- Camaca AS
- Cibus AS
- Cals AS
- Christella AS
- Concern
- Cfm Holding AS
- Christina Stusvik AS
- Christopher Grøndahl
- Christian Gahre
- Clean Buy AS
- Coaching&Training Lebedeva
- Chantal Følling
- Cadeng Consult
- Christopher Willoch
- Christelle Tshimbalanga
- Consulting Foss
- Cæsar Utvikling AS
- Christopher Køltzow
- Christoffer Monrad
- Christina Brodschöll
- Christian Prestegård
- Cd Prestegård
- Caroline Lorentzen
- Columbus Eiendom AS
- C Gimle
- Consulatet Solutions AS
- Christine Ringvold
- Csharp Christian Ingebretsen
- Christoffer Svae Curlingevents
- Contenta R Berggren
- Cottingham Consulting International
- Christoffer Fagerli Rukke
- Carl Filip Amundsen Stav
- Caspari Eiendom og Handel
- Camilla Gaarden Fysioterapi og Trening
- Carlos Vl Carlos Virumbrales Lopez
- Caribbean Sailing Club Morten Wichstrøm
- C.Helling Eiendom og Tømrertjenester AS