| OUTSOURCING SIGNO-SERVICIOS INTEGRALES GRUPO NORTE | VALLADOLID |
| OVAL GYM | VALLADOLID |
| OVERALL RUNNING TRANSPOR | VALLADOLID |
| OVERALL SERVICIO INTEGRAL DE EMPRESAS | VALLADOLID |
| OVERDRIVE COMMUNICATION | VALLADOLID |
| OVERSEAS TECH SERVICES | VALLADOLID |
| OVERUELA CYO | VALLADOLID |
| OVIDIO AUTOMOVILES | VALLADOLID |
| OVIDIO GARCIA | VALLADOLID |
|
|
| OVIDIO GOMEZ | VALLADOLID |
| OVINO VEGA LA BARCA | VALLADOLID |
| OVINOS PORTILLO | VALLADOLID |
| OVODIS | VALLADOLID |
| OVOIBERICA PRODUCCIONES GANADERAS | VALLADOLID |
| OVOSEC | VALLADOLID |
| OWNERS GESTION | VALLADOLID |
| OXFORD STREET LANGUAGES CENTRES | VALLADOLID |
|
|
| OXIGENO Y SOLDADURA | VALLADOLID |
| OXILID | VALLADOLID |
| OYAGNAL-AGRI | VALLADOLID |
