| BIOTRAN GESTION DE RESIDUOS | VALLADOLID |
| BIOVENT ENERGIA | VALLADOLID |
| BISA SERVICIOS DIGITALES | VALLADOLID |
| BISCOVAL HOSTELERA | VALLADOLID |
| BISUTERIA DUQUE | VALLADOLID |
| BISUTERIA Y COMPLEMENTOS VALLADOLID | VALLADOLID |
| BIT-2035 BAT | VALLADOLID |
| BITPLANET SOLUCIONES INFORMATICAS | VALLADOLID |
| BITTER GESELLSCHAFT M.B.H. | VALLADOLID |
|
|
| BIVIUM | VALLADOLID |
| BJS AUTOMATISMOS | VALLADOLID |
| BL GROUP EUROPE GMBH | VALLADOLID |
| BLACK AND BEER | VALLADOLID |
| BLACKCALAVERAS | VALLADOLID |
| BLAK BEE EVENTOS | VALLADOLID |
| BLAKINTERIORISMO | VALLADOLID |
| BLAMAOLID | VALLADOLID |
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|
| BLAMARAL FERIA | VALLADOLID |
| BLANBUENA | VALLADOLID |
| BLANCA Y BEATRIZ | VALLADOLID |
