| W. W. Norton & Company |
| Wagenbach |
| Warsaw University Press |
| Waxmann |
| WBG - Wissenschaftliche Buchgesellschaft |
| Weidenfeld & Nicolson |
| Westfälisches Dampfboot |
| Wildfire |
| Wiley |
| William Collins |
| William Heinemann |
| World Scientific Publishing |
| Worldwatch Institute |
| Wydawnictwo "M" |
| Wydawnictwo Naukowe |
| Wydawnictwo Sejmowe |