Vi har så langt registrert 19 632 rederier
| Navn | Grunnlagt | | Bolle, John Arvid, Gravdal | |
| B. Olsen, Arendal | |
| Bolsernebåtene A/S, Tønsberg ( Skaarungen A/S, Høvik) | |
| Bolsønes Verft, Molde | |
| Bomar Four LLC v/ Odfjell Tankers A/S, Bergen | |
| Bombay Steam Navigation Co. Ltd. | |
| Bona Shipholding Ltd, Nassau | |
| Bona Shipping A/S,Oslo | |
| Bonny Shipping A/S, Oslo | |
| Bontveit Rederi A/S, Florø | |
| Booths Fisheries Canadian Co.Ltd. | |
| Bora Sandfrakt A/S, Hareid, Ålesund | |
| Borchsenius, Skien | |
| Boreal Maritim A/S, Skjervøy | |
| Boreal Shipping & Industrier A/S, Bergen | |
| Boreal Sjø A/S, Hammerfest | |
| Boreal Sjø A/S, Sandnessjøen | |
| Boreal Sjø A/S, Sortland | |
| Boreal Transport Nord A/S, Hammerfest | |
| Boreal Transport Nord A/S, Narvik | |
| Boreal Transport Nord A/S, Sandnessjøen | |
| Borealvik A/S, Bergen | |
| Borgestad Rederi A/S , Porsgrunn | 1904 |
| Borgestad - Reim Shipping A/S, Porsgrunn | |
| Borg Maritime A/S, Sarpsborg | |
