- All Leisure Group plc Owner of Voyages of Discovery - Swan Hellenic
- Apollo Investment Corp. Major Owner of NCL - Oceania - Regent Seven Seas
- Carnival Corp. plc, Miami
- Lindblad Expeditions
- Mitsui O.S.K.Lines
- Royal Caribbean International, Miami
- SAGA plc
- Star Cruises, Kuala Lumpur
- TUI AG - Hapag-Lloyd