| I AM DOMUS INNOVACION EN LA GESTION DE HABITATS URBANOS | VALLADOLID |
| I IGUAL A D TELECOM | VALLADOLID |
| I MACIAS | VALLADOLID |
| I MAS D Y EMPLEO SERVICONSULTING | VALLADOLID |
| IAN ALUMINIOS | VALLADOLID |
| IANN SERVICIOS Y ASESORAMIENTO | VALLADOLID |
| IANSANCAR | VALLADOLID |
| IAORANA ESTETICA | VALLADOLID |
| IARAI 2003 | VALLADOLID |
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| IASA HISPANIA | VALLADOLID |
| IASEG CONSULTING GROUP | VALLADOLID |
| IBANA RUE | VALLADOLID |
| IBAÑEZ Y AZABAL | VALLADOLID |
| IBAOL HOSTELERIA | VALLADOLID |
| IBARRANZ WILDLIFE VALLADOLID | VALLADOLID |
| IBAUSOSBLANCO | VALLADOLID |
| IBBED TECHNOLOGY | VALLADOLID |
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| IBECON 2003 | VALLADOLID |
| IBER NEUMATICOS | VALLADOLID |
| IBERANTENA PUNTO SATE | VALLADOLID |
