Vi har så langt registrert 19 628 rederier
| Navn | Grunnlagt | | Margrethe Gotaas, Harstad | |
| Maridal, Odd, Sagvågen | |
| Marie Edvardsen, Ålesund | |
| Mariehamn Kystfiske, Molde | |
| Marina Harwest Norway A/S, Bergen | |
| Marin Crew Management A/S, Honningsvåg | |
| Marine Consult,Bakkasund | |
| Marine Harvest Norway A/S, Bergen | |
| Marinelaw A/S, Bergen | |
| Marinelaw A/S, Oslo | |
| Marinelaw A/S, Ålesund | |
| Marinens Hovedverft, Horten | |
| Marine Oils, Ltd. | |
| Marine Operating Co. Inc. | |
| Marine Partner A/S, Trondheim | |
| Marine Service A/S, Oslo | |
| Marine Supply A/S, Bodø | |
| Marine Supply A/S, Tromsø | |
| Marinius Nielsen, Risør | |
| Marin Odysse A/S, Ålesund | |
| Marinor Shipmanagement A/S, Oslo | |
| Marin Service, John Oscar Hansen, Aukra | |
| Marinvest AB , Gøteborg, Sverige | |
| Maritim A/S, Horten | |
| Maritime Engineering A/S, Bergen | |
