We have so far registered 19,743 shipping companies
| Name | Founded | | Arctic Seafood A/S, Tromsø | |
| Arctic Sea Product K/S, Båtsfjord | |
| Arctic Sea Shipping A/S, Tromsø | |
| Arctic Senior A/S,Førde | |
| Arctic Shipping A/S,Harstad | |
| Arctic Subsea A/S, Tønsberg | |
| Arctic Swan K/S, Tromsø | |
| Arctic Trål A/S, Bugøynes, Vardø | |
| A. Reinertsen & O. J. Abrahamsen, Lillesand | |
| Aremark Investering og Næringsutvikling, Halden | |
| Arena Rederi A/S, Verdal / Levanger | |
| Arendal Bulk K/S, Arendal | |
| Arendal Ophugnings - Compagni, Arendal | |
| Arendal Ophugningsselskap, Arendal | |
| Arendals Dampskipsselskab A/S | 1857 |
| Arendal Skibs Ophugning | |
| Arendal Skipsophugning, Arendal | |
| Arendals Mek.Verk.,Arendal | |
| Arendal Smelteverk, Arendal | |
| Arent K. Nygård, Midsund, Molde | |
| Arent Larsen, Arendal | |
| Arent Olsen Røed, Fredrikstad | |
| Arent Schønings Sønner, Grøtø, Bodø | |
| Arentz C. Archer, Kristiania | |
| Arentz & Halvorsen, Kristiania | |
