Vi har så langt registrert 19 632 rederier
| Navn | Grunnlagt | | Saron A/S, Lillesand | |
| Saron Batalden, Florø | |
| Saron Olsen, Florø | |
| Sarpsborg Kysttransport, Greåker | |
| Sarpsborg Skipsindustri,Sarpsborg | |
| Sarpsborg Taubåter A/S, Sarpsborg | |
| Sartor & Herlø D/S, Bergen | |
| Sartor Offshore Management A/S, Steinsland, Bergen | |
| Sartor Offshore Rescue Ltd, Steinsland | |
| Sartor Shipping A/S, Steinsland, Bergen | |
| Sasebo Municipal Office, Sasebo, Japan | |
| S. A. Solberg m/ fl., Drammen | |
| Sator offshore Cork.v/Sator Shipping A/S, Steinsland, Bergen | |
| Sauda Bulk A/S, Saudasjøen, Haugesund | |
| Saugbrugsforeningen, Halden | |
| S.A. Waardahl, Mandal | |
| Saxlund & Røer, Kristiania | |
| S. Bartz - Johannessen, Bergen | 1913 |
| S. Berners Sønner, Stavanger | |
| S. Bertinussen, Stokmarknes | |
| S. Bottolfsen, Tromsø | |
| S. Brønlund, Arendal | |
| Scan Barge A/S, Offshore Services, Stavanger / Fredrikstad. | |
| Scanbio Logistic A/S, Bjugn | |
| Scandia Bibel Misjons Center, Bergen | |
