| Name | Country | Region | Address |
|---|---|---|---|
| Wlasowa A.W. | Russia | Moscow | |
| Wlasowa Olga Gennadewna | Russia | Moscow | |
| WMT Stables Inc. | USA | ||
| WNIIGRSh | Russia | ||
| WNIIK, ATK | Russia | Ryazan region | |
| Wodjanaja M.W., Sykina M.W. | Russia | ||
| Wodjasowa Darja Wasilewna | Russia | Moscow | |
| Wodopjanowa M.G., Golubkowa N. | Russia | S.-Peterburg | |
| Woewodina Ewgenija, Leonowa Ek | Russia | Moscow | |
| Wolga AO | Russia | Nijni Novgorod region |