| Name | Country | City | Rating | |
|---|---|---|---|---|
| Winner | 0.00 ±0.0 | |||
| Wiz System | 0.00 ±0.0 | |||
| Wizard Computer Games | 0.00 ±0.0 | |||
| Wizard Video Games | 0.00 ±0.0 | |||
| Wizard Ware | 0.00 ±0.0 | |||
| WizardSoft | 0.00 ±0.0 | |||
| Wolf Software Ltd. | Poland | 0.00 ±0.0 | ||
| Wolsten's Computer Devices | 0.00 ±0.0 | |||
| Wolters Software | 0.00 ±0.0 | |||
| XL Club | 0.00 ±0.0 | |||
| XLEnt Software | 0.00 ±0.0 | |||
| XXL | Poland | 0.00 ±0.0 | ||
| Yedi-Soft | 0.00 ±0.0 | |||
| YFA Software | Poland | 0.00 ±0.0 | ||
| Yo-Ho Software | 0.00 ±0.0 | |||
| YogiSoft | 0.00 ±0.0 | |||
| Your Computer | 0.00 ±0.0 | |||
| Z Innovators | 0.00 ±0.0 | |||
| Zapata Microsystems | 0.00 ±0.0 | |||
| Zbyti | Poland | 0.00 ±0.0 |
