| Ministères Parole d'Espoir | | 1 |
| Minotaur Books | France | 89 |
| Minotauro | | 10 |
| Minstrel | France | 9 |
| Mint | Etats-Unis | 1 |
| MIRA Books | Canada | 157 |
| Mirabilis | | 2 |
| Mirador Publishing | | 1 |
| Mirages | France | 2 |
| Miramax Books | Etats-Unis | 14 |
| Mirobole | France | 56 |
| Miroir aux troubles | France | 11 |
| Miroir de l'homme | France | 1 |
| Mirus Entertainment | Angleterre | 2 |
| Misma | | 43 |
| Mission culture du centre hospitalier Métropole Savoie | France | 1 |
| Mister Fantasy | France | 5 |
| MIT Press | France | 18 |
| Mithra | France | 1 |
| Mitsukoshi Etoile | France | 2 |
| Mix | France | 167 |
| Miximax | France | 1 |
| MJF | Etats-Unis | 1 |
| MJW Fédition | France | 3 |
| MK2 | France | 6 |
| MK67 | | 1 |
| MKF | France | 2 |
| Mkroom | France | 16 |
| MLD | | 1 |
| MLK | | 11 |
| MLS | | 2 |
| Mnémos | France | 833 |
| Mnemosyne Lit | Belgique | 12 |
| MobileReference | France | 1 |
| Moby Dick | France | 2 |
| Modern Library | France | 21 |
| Modern Times | Italie | 1 |
| Moderna Editorial Lavores | France | 2 |
| Moderne | France | 2 |
| Modjaji Books | Afrique du Sud | 1 |
| Modus Vivendi | France | 31 |
| Moebius | France | 4 |
| Moelle Graphique | | 3 |
| Mogador | France | 4 |
| Mogzilla | Angleterre | 2 |
| Moires | France | 5 |
| Moisson Rouge | France | 11 |
| Moka | France | 4 |
| Molewhale Press | | 2 |
| Molière | | 5 |
| Mollat | France | 5 |
| Mols | France | 19 |
| Mon autre France | France | 3 |
| Mon Petit Editeur | France | 175 |
| Mon Poche | France | 80 |
| Mon Village | France | 35 |
| Monarch Books | France | 2 |
| Monastère saint Antoine le grand | France | 11 |
| Mondadori | France | 161 |
| Mondarbre Press | | 1 |
| Mondes Antiques | | 2 |
| Mondes Futuristes | | 9 |
| Mondial | Suède | 2 |
| Mondiales | France | 41 |
| Mondolibri | Italie | 6 |
| Mondria Uitgevers | Pays-Bas | 2 |
| Monelle Hayot | | 1 |
| Monemvassia | France | 1 |
| Monica Companys | France | 11 |
| MonkeyBrain Books | France | 3 |
| Mono Azul editora | | 1 |
| Monographic | France | 5 |
| Monoray | | 4 |
| Mons | France | 4 |
| Monsa | France | 2 |
| Monsieur Ed | Canada | 1 |
| Monsieur Pop Corn | | 27 |
| Monsieur Toussaint Louverture | France | 131 |
| Monstrograph | France | 7 |
| Montaigne | France | 5 |
| Montalant | France | 1 |
| Montbel | France | 1 |
| Monte-Carlo | | 2 |
| Monte-Cristo | France | 9 |
| Montena | Espagne | 40 |
| Montescot | France | 1 |
| Month9Books | Etats-Unis | 15 |
| Montlake | | 216 |
| Montparnasse | France | 1 |
| Monts Métallifères | France | 9 |
| Montsalvens | Suisse | 19 |
| Moon Books | | 7 |
| Moonboy | Angleterre | 1 |
| Moonstone | France | 3 |
| Morbid Anatomy | | 1 |
| Morel | France | 1 |
| Morey | France | 5 |
| Morrigane | France | 11 |
| Mortar and Pestle | | 1 |
| Mortelune | France | 1 |
