NAMO is a non-profit association of maritime organizations focused on operational issues affecting the viability of the steamship industry and improving the climate for international shipping in the U.S.
The Steamship Authority operates high-speed and car ferry services between Woods Hole, Martha's Vineyard, Nantucket, and Hyannis, providing passenger and vehicle transportation.
Stockholms Ångslupsaktiebolag (The Steamships of Stockholm) operates a fleet of historic steam-powered passenger vessels providing scheduled services and charter cruises throughout the Stockholm archipelago.
Wilmington Transportation Company (1884-1997) was a historic Southern California maritime company incorporated by Phineas Banning that operated coastal steamer service between San Pedro and Santa Catalina Island. It became a subsidiary of the Santa Catalina Island Company and ceased operations in 1997.