Bedrift C - Adamstua
- Claseda AS
- Cahill
- Coenurus AS
- Corrientes AS
- Curtis
- Calu AS
- Chintala Kishor
- Casa Eiendom AS
- Cora Caspari
- Claire Dennington
- Christer Slaaen
- Caspersen Medical
- Cathrine Rysst
- Cecilie Raaholt
- Camilla Bergström
- Casmose Copenhagen
- Cato Tønnessen
- Coach Vinge
- Camilla Orten
- Camilla Høyem
- Celesteo Holding AS
- Cleageye Productions AS
- Christopher Owe
- Catrine Thorstensen
- Christina Five
- Caroline Bredesen
- Cylinder Production AS
- Ceri Invest AS
- Carla Invest AS
- Ch Flow AS
- Chrysovalanto Magnisali
- Cghmn Invest AS
- Citadell Eiendom AS
- Christian Haukeli
- Chimera Holding AS
- Cora Solum Caspari
- Classic Car Club
- Curling Legs Publishing DA
- Cito Margrethe Aaby
- Ckr Support Rikvold
- Christopher Salte Media
- Cay Gjerustad Foredrag
- Christina Skreiberg Productions AS
- Cakecraft.Oslo Al-Haydari
- Christina Skreiberg Productions
- Cyrus Nima Jahanbakhsh
- Creative W0rkshop. Haugane
- Colletts gate 37
- Cbt2b i. Engdahl
- Charlotte F. Skomsøy
- Colletts gate 37
- Coltech Shane Colvin
- Christie Mind Over Matter
- Circus Bazaar Group Norway AS
- Catharina Natalie Wandrup Fotograf
- Cerberus Corporation Tomac Invest
- Chmoseid Christine Holm Moseid
- C J Burum Agency
- Christensen Mons Art Mons
- Cathinka Guldberg-senteret Lovisenberg
- Charlotte Sandmæl Comics And Illustration
- Checked Baggage Company Siv Gaustad
- Cbb / Charlotte Bik Bandlien
- Christiania Haandverkeres Stiftelse Alders Hvile
- Custom Tattoo By Janne Janne Birgitte Jensen