- Danske Faerger A/S
- Deep Sea Supply Ltd
- Ellingsen Shipmanagement AB
- Furetank Rederi AB
- Laurin Maritime AB
- OSM Crew Management A/S
- OSM Ship Management A/S
- Rederi AB Eckerö
- Rederi AB TransAtlantic
- Rederi AB Älvtank
- Scandlines AB
- Sirius Rederi AB
- Stena Line AB
- Swedia Rederi AB
- Viking Line ABP
- Viking Supply Ships A/S