Bedrift C - Hellerud
- Carlab
- Carlab
- Creadent AS
- Chrishøeg AS
- Cincinnatus AS
- Cesiso AS
- Calax AS
- Crossworkers Aps
- Cool Newco
- Crossworkers Aps
- Cherry Lab
- Cutters Tveita
- Cool Newco
- Car Magic AS
- Cherry Lab
- Carlsen DJ
- Casez Ungdomsbedrift
- Connect Electro AS
- Conversio Aps
- Center Rahma
- Camping Comfort
- Christiania Regnskapsbyrå AS
- Christiania Taxi AS
- Clemco Norge AS
- Claire Tveita
- Corroventa Avfuktning AS
- Czuprzynska Renhold
- CMS Eiendom AS
- Carrot Productions AS
- Croff Skiundervisning
- Charlotte Nygård
- Ceylon Travel AS
- Carls.Nu P/S
- C2 Elements Aps
- Carls.Nu P/S
- C2 Elements Aps
- Christian IV Consort DA
- Car Magic AS Konkursbo
- Car Magic AS Konkursbo
- Clas Ohlson Tveita
- Christian Opdal Eid
- Coach Helene Østgård
- Circus By Me nord
- Cdm Holding 2016 Aps
- Cdm Holding 2016 Aps
- CEWE Japan Photo Tveita
- Continental Import & Eksport ANS
- Chunnakam Uthavum Karangal Norway
- Chunnakam Uthavum Karangal Norway
- Christiania Mur & Flis DA
- Christophers Klinikk for Psykiatrisk Behandling og Veiledning Christopher Hatto