| Canada Shipping Company |
Cairn Line |
Cairns, Noble & Co |
| Canadian-Australian Steam Ship Company |
Canadian Government Merchant Marine |
Canadian National Steamship Company |
| Canadian Northern Steamships Limited |
Canadian Pacific Line |
Canadian Pacific Ocean Services |
| Canadian Pacific Railway Co. |
Canadian Steam Navigation Co. |
Canadian Steamship Company |
| Carr Line |
Castle Mail Packet Company |
C.W. Cayzer & Company |
| Cayzer, Irvine & Company |
Celebrity Cruises |
Cerruti Line |
| James Chambers & Co |
Chandris Line |
Charlton Steam Shipping Company |
| Chesapeake and Ohio Steamship Company |
China Coast Steam Nav. Co. |
China Mail Steamship Company |
| China Navigation Company |
China Trans-Pacific SS Co |
Christian Salvesen & Co |
| City Line |
City of Dublin Steam Packet Company |
Clan Line |
| Clan Line of Steamers Ltd. |
China Mutual Steam Navigation Company |
Donald Currie & Company/Currie's Calcutta Castles |
| Clarke Steamship Company |
Clyde Line |
Clyde-Mallory Line |
| Clyde Screw Steam Packet Company |
Collins Line |
Colombian Line |
| Colombian Steamship Company |
Commonwealth & Dominion Line |
Commonwealth Government Line of Steamers |
| Compañia de Navegaceon a Vapor Olana, Larrinaga y Cia. |
Compagnia Transatlantica |
Compagnie Africaine de Navigation |
| Compagnie Bordelaise de Navigation a Vapeur |
Compagnie Canadienne Transatlantique |
Compagnie Commerciale de Transports a Vapeur Francais |
| Compagnie de Navigation Fraissinet |
Compagnie de Navigation France-Amerique |
Compagnie de Navigation Mixte |
| Compagnie de Navigation Paquet |
Compagnie de Navigation Sud-Atlantique |
Compagnie des Chargeurs Reunis |
| Compagnie des Messageries Maritimes |
Compagnie Francaise de Navigation a Vapeur Cyprien Fabre & Compagnie |
Compagnie Franco-Americaine |
| Compagnie Generale des Paquebots Transatlantiques |
Compagnie Generale Transatlantique (French Line) |
Compagnie Havraise Peninsulaire de Navigation a Vapeur |
| Compagnie Maritime Belge |
Compagnie Maritime Belge du Congo |
Campagnie Nationale de Navigation |
| Campagnie Nationale de Navigation de Marseille |
Compagnie Venture-Weir S.A. |
Compañia Argentina de Navegación Dodero |
| Companhia Colonial de Navegaceo |
Companhia de Navegacao a Vapor Luso-Brasileira |
Companhia de Navegaceo Carregadores Acoreanos |
| Compañia Internacional Transportadora |
Companhia Nacional de Navegação |
Companhia Portuguesa de Transportes Maritimos |
| Compañía Trasatlántica Española |
Compañia Trasmediterránea |
Corry & Co. |
| Costa Armatori S.p.A. |
Costa Crociere S.p.A. |
Costa Line |
| Giacomo Costa, fu Andrea |
Cosulich Line |
Cunard Line |
| Cunard Steamship Company, Limited |
Donald Currie & Company |
Currie's Calcutta Castles |
| Currie Line |
Cuyamel Fruit Co. |
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