Bedrift C - Nannestad
- Clickok AS
- Charterbuss.no AS
- Carlsen Veileder
- Conboy Technics
- Cutcut Donpanya
- Christian Haugen
- Charterbuss.no AS
- Chaudhry Driver
- Caraman Florin
- Camilla Gustavsen Foretak
- Chopra Anil Kumar
- Constantin-Tarzan Budeanu
- Carl Harald Hafstad
- Chrome Delete Gulbinas
- Chess Frisørsalong Marijann Halvorsen
- Coachgarasjen Elin Haug Persson
- Crete Products Norway - Rustad Consulting
- Camera Scene Internet Production Andersen
- Coor Service Management AS Avd Kontortjenester Sas Gardermoen
- Coor Service Management AS Avd Vaktmestertj Sas Gardermoen