Vi har så langt registrert 19 632 rederier
| Navn | Grunnlagt | | Compania de Navegacion Rosina S.A. Panama | |
| Compania de Navegacion Sansalvador, Panama | |
| Compass Shipping A/S, Bergen | |
| Concord Line A/S, København, Danmark | |
| Concrete Maritime Ltd. v/ W. M. Cory & Son, Ltd. | |
| Condo A/S, Sekkingstad | |
| Confeed I A/S, Sandefjord | |
| Conoco Investment Norge A/S, Randaberg | |
| Conoco Shipping Co, Monrovia | |
| Conrad Bache, Kristiania | |
| Conrad Blumer Hofgaard, Kristiania | |
| Conrad Blumer Hofgaard , Tønsberg | |
| Conrad Bøe, Kristiania | |
| Conrad Danielsen, Lillesand | |
| Conrad Flørenes | |
| Conrad Hansen, Lillesand | |
| Conrad Langaard, Kristiania / Oslo | |
| Conrad Martinsen, Bergen | |
| Conrad M. Danielsen, Møglestue, Lillesand | |
| Conrad Rye - Holmboe, Tromsø | |
| Consafe Offshore A/S, Stavanger | |
| Constantine E. Embiricos, Andros, Hellas | |
| Constants ( South Wales) Ltd. v/ M. Constant. | |
| Const. Herlofson, Arendal | |
| Consul Haagensen, Grimsby, Uk | |
