- A'Rosa Cruises
- Aberdeen Line
- Acciona
- Adriatica
- Agapitos Brothers
- Aida Cruises
- Airtours see Sun Cruises
- Alaska Marine Highway
- Alexandra Towing
- Allan Line
- American Line
- American Export Lines
- American President Lines/APL
- Anchor Line
- Arklow Shipping
- Armas, Naviera
- Arosa Line
- Athel Line
- Atlantic Steam Navigation
- Australian National Line
- Azamara Club Cruises
- Aznar, Naviera
- B+I Line
- Balearia
- Baltic Shipping Company
- BC Ferries
- Belfast Steamship Company
- Ben Line
- Bergen Line
- Bibby Line
- Birka Line
- Black Ball Line
- Black Sea Shipping Company
- Blue Ferries
- Blue Funnel Cruises
- Blue Funnel Line
- Blue Line Cruises
- Blue Star Line
- Bluvia
- Booth Line
- Botel Cruises
- British Channel Island Ferries
- British India Line
- British Railways
- Brittany Ferries
- Bullard King
- Burns & Laird
- Burns Philp