| △Nombre▼⊗ | ▲País▼≋ | ▲Provincia▼ | ▲#▼ |
|---|---|---|---|
| W. Paul Cook | EE.UU. | Athol, Mass. | 2 |
| Walter B. Gibson (Personal Arts Company) | EE.UU. | Camden, New Jersey | 1 |
| Warren Publishing | EE.UU. | Nueva York | 1 |
| Wave Books | España | Madrid | 1 |
| Weird 8 | EE.UU. | ¿? | 1 |
| Weirdpuzzles | ¿? | ¿? | 1 |
| Weiser Books | EE.UU. | Massachusetts | 1 |
| Whispers Press | EE.UU. | Nueva York | 1 |
| WildFire LLC | EE.UU. | Washington | 1 |
| Wildside Press | EE.UU. | Maryland | 1 |
| Wilside Press | EE.UU. | Pensilvania | 1 |
Wizards of the Coast  | EE.UU. | Washington | 1 |
| WizKids | EE.UU. | Hillside, Nueva Jersey | 1 |
| Wonderland Imprints | ¿? | ¿? | 1 |
| Word Horde | EE.UU. | California | 1 |