| 4ID BECREATIVE | BARCELONA |
| 4LC INVEST | BARCELONA |
| 4LIFE RESEARCH SPAIN | BARCELONA |
| 4LUX BCN | BARCELONA |
| 4M CALDERERIA | BARCELONA |
| 4MES4 TAULER TECH | BARCELONA |
| 4MES4 TECNOLOGIA PER L'ACABAT DE L'IMPRESSIO | BARCELONA |
| 4MIH | BARCELONA |
| 4MONTPASA | BARCELONA |
|
|
| 4N INDUSTRIAL | BARCELONA |
| 4NITURE | BARCELONA |
| 4NRG SERVICES | BARCELONA |
| 4NS TECHNOLOGIES | BARCELONA |
| 4PEOPLE MEDIA | BARCELONA |
| 4RC NEXUM GRUP | BARCELONA |
| 4REMASTERING | BARCELONA |
| 4RETAIL 2012 | BARCELONA |
|
|
| 4RQ T&C ARQUITECTOS ASOCIADOS | BARCELONA |
| 4SERVEIS MANTENIMENT I QUALITAT DE CATALUNYA | BARCELONA |
| 4SKY | BARCELONA |
