Bedrift C - Korsvoll
- Capcon DA
- Cif AS
- Chabina AS
- Colpire AS
- Clasen
- Calobra AS
- Cakefish AS
- Christine Wiik
- Cabo Invest AS
- Carle Lange Scenograf
- Cathrine Amalie Bjørke AS
- Camilla Holter Huseby
- Chronie-de Maria
- Cooper Diane Sue
- Cecilie C. Johannessen
- Chr. Dahls gate 21 AS
- Clutch Digital Lars Evenstad Johannessen
- Camilla Idsøes Yoga og Velvære