| GEO | France | 55 |
| GEO / Dargaud | France | 3 |
| GEO / Prisma | France | 5 |
| Géorama | France | 10 |
| Georg | France | 13 |
| George Braziller | Etats-Unis | 1 |
| George M. Hill Company | Etats-Unis | 1 |
| Georges Bellais | France | 1 |
| Georges Naef | France | 13 |
| Gephyre | | 9 |
| Gerard & C° | France | 31 |
| Gérard Billaudot | France | 4 |
| Gérard de Villiers | France | 95 |
| Gérard Klopp | | 2 |
| Gérard Louis | France | 7 |
| GERESO | | 9 |
| Gestalten | Allemagne | 8 |
| Getty | Etats-Unis | 4 |
| Ghost Orchid Press | Angleterre | 1 |
| Ghoulish | Etats-Unis | 1 |
| Giant Cardinal | France | 1 |
| Gibbs Smith | | 9 |
| Gibraltar | | 2 |
| Gibson Square Books | Angleterre | 1 |
| GID | Canada | 3 |
| GIED | Canada | 1 |
| GiGa | France | 2 |
| Gigamesh | Espagne | 1 |
| Gil | | 14 |
| Gill Books | Irlande | 16 |
| Gilletta | France | 29 |
| Gimag | | 2 |
| Gingko | France | 4 |
| Ginkgo | France | 33 |
| Girlebooks | France | 2 |
| Gisserot | France | 120 |
| Gissey et Bordelet | France | 2 |
| Giunti | Italie | 17 |
| Givre noir | | 2 |
| Glades Publishing | Etats-Unis | 8 |
| Gladius | | 1 |
| Glagoslav | Angleterre | 1 |
| Glamencia | France | 32 |
| Glénat | France | 7371 |
| Glénat / Fayard | | 38 |
| Glénat Espagne | Espagne | 10 |
| Glitch | France | 1 |
| Glob | | 1 |
| Global Activision Limited | | 6 |
| Globe | | 102 |
| Globe Pequot | Etats-Unis | 3 |
| Gloriana | France | 94 |
| Glorious | France | 1 |
| Gloubik | France | 7 |
| Glyphe | France | 47 |
| Gm | | 9 |
| Gmeiner | Allemagne | 4 |
| Gnostiques | France | 1 |
| Goa | France | 2 |
| Goater | France | 66 |
| Godefroy | France | 8 |
| Godsfield Press | | 1 |
| Goélette | Canada | 144 |
| Goen | Italie | 1 |
| Gold Leaf | Angleterre | 1 |
| Golden Books | | 126 |
| Golden Boy | Etats-Unis | 2 |
| Golden Glow Press | Etats-Unis | 3 |
| Golden Gryphon Press | France | 1 |
| Golden Leo | Russie | 3 |
| Goldmann | Allemagne | 83 |
| Goldmann Wilhelm GmbH | France | 10 |
| Goldmann/Btb | France | 8 |
| Golgotha Press | France | 1 |
| Golias | France | 3 |
| Goliat | Norvège | 2 |
| Gollancz | Angleterre | 601 |
| Gollenstein Verlag | Allemagne | 1 |
| Gonon | France | 2 |
| Gonthier | | 6 |
| Good Heidi Production | Suisse | 1 |
| GoodMood | Italie | 3 |
| Goose Lane | Canada | 1 |
| Gooseberry Patch | Etats-Unis | 4 |
| Gope | | 18 |
| Gore des Alpes | | 14 |
| Gorfou | France | 1 |
| Gorge Bleue | France | 10 |
| Gotham | France | 7 |
| Gothic Image | France | 1 |
| GoTopShape | France | 1 |
| Gourcuff Gradenigo | | 4 |
| Goutte d'or | France | 31 |
| Goutte de Sable | France | 3 |
| Grâce et vérité | | 4 |
| Gradiva | Portugal | 3 |
| Gräfe und Unzer | Allemagne | 2 |
| Graffiti | France | 13 |
| Grafton | France | 28 |
| Grain de sable | France | 3 |
