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_b first is the technological platform for logistics operators by excellence for greater traceability and agility in your traffic, transportation, warehouse and customs operations. 

Contact Us

Contact us and find out the definitive solution for your business, _b first, from bytemaster .
Hours of Operation:
M-F: 8:00h - 17:00h
July and August:
M-F: 8:00h - 15:00h

Our offices

From our offices in Barcelona and Madrid we supply all our clients with global coverage . Our working shifts is from Monday to Friday, from 8:30h to 5pm. During the months of July and August, our working shifts are from Monday to Friday, from 8h to 2pm.

Bytemaster Barcelona


Av. Ernest Lluch, 32 TCM3 planta 5,
08302 Mataró
Phone: + 34 932 520 540

Bytemaster Madrid


C/Julián Camarillo 10, floor 1, Office 119
28037 Madrid
Phone: + 34 91 360 11 80