| Name | Country | Region | Address |
|---|---|---|---|
| Waskul I.W. | Ukraine | ||
| Wasser Ju.E. | Russia | Калининградская область | |
| Wattahanawut Kingbutkotr (Siam LED Co., Ltd) | Thailand | ||
| Watutina Marija Anatolewna | Russia | Moscow | |
| Weber K.A.,tsch.wl. | Russia | Moscow | |
| Weiler Ingrid (Gepm) | Germany | ||
| Weiss Daniel | Kazakhstan | ||
| Weissbach Claudia | Germany | ||
| Wekschin Ju.D. g.Smolensk | Russia | ||
| Weles OOO | Russia | Penza region |