Marken: C
- Celtix
- Celvoke
- Cemoto
- Cemreo/科迈雷
- Cenatiempo
- Cengage Learning
- Cengage Learning EMEA
- Cengage Learning, Inc
- Cengo GmbH
- Cengo GmbH Bonn
- Cenobites
- Censreal
- Cent
- Centana Verlag
- Centauro
- Centaurus
- Centaurus Verlag & Media
- Centecassol S.o.s
- Centellian24
- Center Point
- Center Shock
- Center Street
- Center for Global Development
- Center for Strategic & International Studies
- Centerboard
- Centerstream Publications
- Centerstream Publishing
- Centra
- Central Avenue Publishing
- Central European University Press
- Central West Publishing PTY LTD
- Centrala Ltd
- Centrale Club
- Centre for the Study of Language & Information
- CentreSoft GmbH
- Centrostyle
- Centrpoligraf
- Centurio Minor
- Centurion
- Centurion Verlag
- Century
- Century Dragon
- Century socialite
- Cera Clen
- CeraFusion
- CeraVe
- Ceradirect
- Ceragol
- CeramicSpeed
- Cercle d'art
- Cerda
- Cerebral
- Cerelia
- Ceretto
- Cernunnos
- Cerrito
- Cerruti 1881
- Certified Diamonds
- Certina
- Certools
- Ceruzo
- Cervélo
- Cesar
- Cesar Marquez
- Cesare Paciotti
- Cesari
- Cestovet
- Cetaphil
- Cetus Editions
- Ceva
- Cevales-Labonde, Cristina
- Cezve Cocuk
- Ch. Links Verlag
- Cha Cult
- Chabaud
- Chabrand
- Chacal
- Chacon
- Chacon, Thom
- Chacott
- Chad
- Chaffin, Ernie
- Chaft
- Chainsaw Man
- Chakana
- Chakraborty, S. A.
- Chaladhir Verlag
- Chalice
- Chalice Press
- Chalice Verlag
- Challenge
- Challengers, The
- Chalmers, David J.
- Chamber Brothers
- Chamberlain
- Chambers, Bill
- Chambers, Don
- Chambers, George
- Chambers, Kasey
- Chaminade
- Chamonix
- Champagne A. Margaine
- Champagne Adam-Jaeger
- Champagne Andre Chemin
- Champagne Billecart-Salmon
- Champagne CH. de l'Auche
- Champagne Canard-Duchene
- Champagne Cattier
- Champagne Cuillier
- Champagne De Saint Gall
- Champagne Devaux
- Champagne Domaine la Borderie
- Champagne Eric Rodez
- Champagne Henri Giraud
- Champagne JM Gobillard et Fils
- Champagne Jacquart
- Champagne Jacquesson
- Champagne Jeeper
- Champagne Larmandier Bernier
- Champagne Mandois