Welcome to Colon's building in Barcelona.
| Company | Floor | Door | Web |
| Aduanas Llobet | 1 | 2 | http://www.aduanasllobet.com/ |
| Orange | 1 | 4 | |
| Garaje Atarazanas, S.A. | 1 | 6 | http://www.garajeatarazanas.com/ |
| E. Erhardt y Cia. | 3 | 2 | https://www.erhardt.es/ |
| Workplane Design, S.L. | 3 | 4 | http://www.workplane.es |
| Estrategies de Qualitat Urbana | 3 | 5 | http://equ.es/es/ |
| Inverjovi | 3 | 6 | |
| Intermodal Forwarding | 4 | 2 | https://intermodalforwarding.com/ |
| RS Universal Chamber S.L. | 4 | 4 | |
| Ten Aduanas | 4 | 5 | |
| Podologia MM Clinic | 4 | 6 | |
| Moretti Iberica | 5 | 1 | https://www.moretti-iberica.es/ |
| Ership | 6 | 1 | http://www.ership.com/ |
| Grupo Verlio/ EVO | 6 | 4-6 | https://www.evolutionagents.com/ - https://verlio.es/ |
| G.S.M. | 7 | 1-3 | http://gsmsa.es/ |
| Hijas de Jose Otín, S.A. | 7 | 4-6 | https://otintld.com |
| M.P.G Logistic | 8 | 1 | http://www.mpg.com.es/ |
| Altius | 9 | 1 | http://www.grupoaltius.com/ |
| Maritima Davila | 9 | 6 | http://www.mdavila.com/ |
| AVinvestor | 10 | 2 | https://www.avinvestor.com/ |
| O O C L | 10 | 5 | http://www.oocl.com/ |
| ISS Forwarding | 11 | 1 | |
| Key Consulting | 11 | 6 | http://www.keyconsulting.es/ |
| Bas & Josa, S.L. | 12 | 1 | http://www.basjosa.com/ |
| Akkon Lines | 12 | 6 | https://www.akkonlines.com |
| A.C.V.B. | 13 | 1 | http://consignatarios.com/es/ |
| Wegrow | 13 | 2 | |
| Transitainer, S.A. | 13 | 6 | http://www.transitainer.com/ |
| X-Press Feeders | 14 | 1 | http://www.x-pressfeeders.com/ |
| Cloudworks PLATA | 15 | https://wearecloudworks.com/ | |
| Auto Chatering, S.A. | 16 | 1 | http://www.autochartering.com/ |
| Boluda Line | 16 | 4-6 | https://www.boluda.com.es |
| Shercom Group | 17 | 1 | |
| Alfa Customs | 18 | 1 | http://www.alfaship.com/ |
| Stacor | 18 | 2 | |
| Navozyme | 18 | 3 | |
| Alfa Tanker | 18 | 4 | http://www.alfaship.com/ |
| AlfaShip Internacional | 18 | 6 | http://www.alfaship.com/ |
| Institut Municipal del Paisatge Urbà i la Qualitat de Vida | 19 | 1 | http://w110.bcn.cat/portal/site/PaisatgeUrba |
| Ocean Transport | 19 | 6 | https://oceantransport.es/ |
| Barcelona, Posa't guapa | 20 | 1 | http://w110.bcn.cat/portal/site/PaisatgeUrba |
| Institut Municipal del Paisatge Urbà i la Qualitat de Vida | 21 | 1 | http://w110.bcn.cat/portal/site/PaisatgeUrba |
| FDS | 22 | 1 | |
| Nethodolo.gy | 22 | 3 | https://www.nethodolo.gy/ |
| Workspace | 22 | 6 | |
| Cloudworks | 23 | https://wearecloudworks.com/ | |
| Cloudworks SERMO | 24 | https://wearecloudworks.com/ | |