Paris - Île-de-France
- Couvert-castera
- Couverture
- Couveur
- Couvidou
- Couvidoux
- Couvineau
- Couvrand
- Couvrat Desvergnes
- Couvratdesvergnes
- Couvreur-harbuz
- Couvril
- Couvé
- Couy
- Couzannet
- Couzelin
- Couzens
- Couzic
- Couzyn
- Couëdic
- Covache
- Covaci
- Covaciu
- Coval
- Covali
- Covalin
- Covarrubia
- Cove
- Covello
- Covello Sieffert
- Covelo
- Cover
- Covet
- Covian
- Covili
- Coville Locatelli
- Covin
- Covindin
- Covis
- Covllle
- Covo Breuvard
- Covo Perez
- Covolan
- Covu
- Cowan-stucky
- Cowe
- Cowet
- Cowey
- Cowez
- Cowin
- Cowles
- Cowley
- Cowling
- Cowppli Bony Kwassy
- Cox Andurand
- Coxall
- Coxhill
- Coxo
- Coxon
- Coya
- Coyan
- Coyas
- Coyault
- Coyault Abot
- Coyco
- Coyecque
- Coyer
- Coyere
- Coyette
- Coyez
- Coyner
- Coynet
- Coyote Conseil
- Coyral
- Coyras
- Cozanet Viaud
- Cozannet
- Cozar Navarrete
- Cozigon
- Cozlin
- Cozzoni
- Coéroli
- Coëffé
- Coën
- Coënt
- Coëtmeur
- Coïc
- Coûteaux
- Cpab
- Cpda
- Cpgm
- Cpl Immobilier
- Cplm Groupe
- Cpr
- Cps
- Cpv Concept
- Cqfd
- Cqfk
- Crab
- Crabanat-mey
- Crabbé