We have so far registered 4,509 shipyards
| Name | | Mitsui Shipbiulding & Engineering Co. Ltd. Chiba, Japan |
| Mitsui Shipbuilding & Engeneering Co. , Ichihara, Japan |
| Mitsui Zosen K.K. Chiba, Japan |
| Mitsui Zosen K.K., Fujinagata, Japan |
| Mitsui Zosen K.K., Osaka, Japan |
| Mitsui Zosen K.K., Shimitzu, Japan |
| Mitsui Zosen K. K. Tamano, Japan |
| Mitsui Zosen K.K., Tamashima, Japan |
| Mjellem & Karlsen, Bergen |
| Mjosundet Båtbyggeri A/L. Mjosundet |
| M. Kleven Mek. Verk., Ulsteinvik |
| M. Knudsen, Kristiansand |
| M`Laine, Belfast, N. Irland |
| M. Magnus, Hogganvik, Stavanger |
| M. M. Davis, Solomons, MD. USA |
| Mobile S.B.Co., Mobile AL, USA |
| Modest Infrastructure Ltd, Bhavnager |
| Moen Marine Service A/S, Kolvereid |
| Moen & Moy, Grimstad |
| Moen Slipp & Mek. Verk. A/S, Kolvereid |
| Moes Verft, Kristiansand |
| Moisanden, Fjære, Grimstad |
| Molde |
| Molde Verft A/S, Hjelseth, Molde |
| Molde Verft A/S, Hjelseth & Ulstein Mekaniske Verksted A/S, Ulsteinvik |
