| Name | Country | Region | Address |
|---|---|---|---|
| owner Simarzina N.M. | Russia | Moscow region | |
| owner Tolmasov V.V. | Russia | ||
| owner Uvarkin S.N. | Russia | ||
| Owner Vinogradova M.Iu. | Russia | ||
| owner Zemcov A. | Russia | ||
| Owsjannikow A.I. | Russia | ||
| Owtschinnikowa O.P. | Russia | Ryazan region | |
| OXO Equine LLC | USA | ||
| Oy J Jauhiainen Logistics Ltd | Finland | ||
| Oynoshev Roman valerevich | Russia | Republic of Altai |