Paris - Île-de-France
- Clément Verhaeghe
- Clément-crety
- Clément-debeaupuis
- Clément-grandcourt
- Clémentin
- Clémentine
- Cléné
- Cléonis
- Cléquin
- Cléril
- Clérin
- Cléré
- Cma
- Cma Small Systems Aktiebol
- Cmb
- Cmevreux
- Cmi
- Cmj
- Cms Corp
- Cmvh 17
- Cnaepelnickx
- Cnapelynck
- Cneti
- Cneude
- Cnfais
- Cnhj
- Cniev Navarre
- Cnockaert
- Cnr Be Bop Bar
- Cnra
- Cnsd
- Cntvrs
- Co R Hu-alcane
- Co Trung
- Co Vincennois
- Co-pro Pina
- Coache
- Coad
- Coaguila Mamani
- Coail
- Coalision Europe
- Coanet
- Coaquette
- Coaracy
- Coard
- Coarelli
- Coart
- Coat-rolland
- Coatanlem
- Coatanoan
- Coatelen
- Coateval
- Coatmellec
- Coatrine
- Coatriné
- Coats
- Coattrieux
- Coazzoli
- Coba
- Cobac
- Cobaleda
- Cobano Cuesta
- Cobarrubia
- Cobas Gonzalez
- Cobast
- Cobat
- Cobb
- Cobbi
- Cobelli
- Cobessi
- Cobetto
- Cobian
- Cobianchi
- Cobing
- Coblance
- Coblence-fouque
- Cobo de Vermand
- Cobo Olga de
- Cobo Y Vidal
- Coboc
- Cobos Campins
- Cobot
- Cobovic
- Cobra Branco
- Cobrol
- Coburger
- Cobut
- Cobuz
- Coby
- Cocallemen
- Cocandeau
- Cocatre
- Cocatre Zilgien
- Coccarielli
- Cocchella
- Cocchetto-luu
- Cocchiaro
- Cocchio
- Cocciante
- Coccina