We have so far registered 19,566 shipping companies
| Name | Founded | | T. Andreassen, Slevedal | |
| T. Anfindsen, Bergen | |
| Tangen, Agnar,Aukra | |
| Tangjerd, Henrik J., Sevlandsvik, Kopervik | |
| Tanker Corporation, Panama | |
| Tankers Ltd. London | |
| Tankers Ltd., London, U.K. | |
| Tank Storage & Carriage Co Ltd, Middlesbrough, UK | |
| Tanska A/S, Greåker | |
| Tanska A/S, Sarpsborg | |
| Tansø, Andreas, Losnegaard, Bergen | |
| Tanzania Coastal Shipping Line Ltd. Dar es Salaam, Tanzania | |
| Tarald Alfsen, Risør | |
| Tarald Glastad, Farsund | |
| Taraldsen,Christen,Arendal | |
| Taraldsen,Julius,Spangreid,Mandal | |
| Taraldsen & Meland, Bergen | |
| Taraldsen, O.M., Arendal | |
| Taranger Nye Bergingsselskap, Austevollshella, Bergen | |
| Tarnshipping A/S, Ulsteinvik | |
| T. Aschenhoug, Halden | |
| T. Askildsen, Grimstad | 0000 |
| Tasmanian Steamers Proprietary, Ltd. | |
| T. A. Stevdal, Farsund | |
| T. A. Torjussen, Kristiansand | |
