We have so far registered 19,632 shipping companies
| Name | Founded | | Ditlev - Simonsens Rederi II A/S, Oslo | |
| Ditmar Ship Invest A/S,Borre | |
| D.J. Dambassis, Andros, Hellas | |
| D.J. Davidsen, Stavanger | |
| D. & J. Kahrs, Bergen | |
| D. Kahrs, Bergen | |
| D. Krefting, Kristiania | |
| D.L. Condylis, Andros, Hellas | |
| DL Marine I Ltd, Valetta, Malta | |
| D. Lohne, Mandal | |
| D. Mack & F. R. Collin, Tromsø | |
| D. Martens Nielsen, Bergen | |
| D. Martens - Nielsen, Porsgrund | |
| D.M.Z. Bodin, Tønsberg | |
| D. Nagell, Haugesund | |
| DNC, Oslo | |
| D. Nielsen, Lillesand | |
| Dodd, Thomson & Co. Ltd., London | |
| DOF Management A/S, Storebø, Bergen | |
| DOF Subsea Rederi A/S, Storebø | |
| D.O. Isaachsen, Kristiansand | |
| Dollsøy Trans A/S, Sandshamn, Ålesund | |
| Dolmøy Shipping A/S, Dolmøy | |
| Dolphin Drilling Ltd, Tananger | |
| D. Olsen, Tvedestrand | |
