Robloxian Marantine Corporation aka RM corp

Rm corp owns these companies 
RM ferries
Trans seaferry ships are MS alpha and MS beta
SeaFerries ships are MS reld and MS bilu
Gold Star Cruise Line ships unknown
Ward Cruise Lines ships are MS Starward, MS skyward, ms seaward, ms sunward, ms northward, ms southward, ms westward, ms eastward, ms queenward and ms kingward
and finally postmaster 
Ship is TSS Achachikomako
That's it