| Title | Country |
| Robert Walters, Madrid | Spain |
| McAfee Inc., Madrid | Spain |
| Hitachi Consulting, Madrid | Spain |
| Dimension Data, Madrid | Spain |
| CSC, Madrid | Spain |
| Micro Focus, Madrid | Spain |
| Commvault, Madrid | Spain |
| Visual Web Solutions, Madrid | Spain |
| Infineon Technologies R&D Centre, Madrid | Spain |
|
| Novell Inc., Madrid | Spain |
| BMC Software, Madrid | Spain |
| PTC, Madrid | Spain |
| Lawson, Madrid | Spain |
| Compuware Corporation, Madrid | Spain |
| Infosys Technologies Ltd, Madrid | Spain |
| Amdocs, Madrid | Spain |
| Premiere Global Services, Inc., Madrid | Spain |
| Hewitt Associates, Inc., Madrid | Spain |
|
| EMC Corporation, Madrid | Spain |
| Top Image Systems, Madrid | Spain |
| Tieto, Madrid | Spain |
| Steria, Madrid | Spain |
| Infor Global Solutions, Madrid | Spain |
|
| Check Point Software Technologies Ltd, Madrid | Spain |
| Software AG, Madrid | Spain |
| ZTE Corporation, Madrid | Spain |
| BT Global Services, Madrid | Spain |
| Alcatel-Lucent, Madrid | Spain |
| NetIQ, Madrid | Spain |
| Milliman, Madrid | Spain |
| NDS India, Madrid | Spain |
| temenos, Madrid | Spain |
| Infoplus Technologies UK Limited, Madrid | Spain |
| SanDisk Corporation, Madrid | Spain |
| Sybase Inc., Madrid | Spain |
| Pitney Bowes, Madrid | Spain |
| SAS Institute Inc., Madrid | Spain |
| ACI Worldwide Solutions, Madrid | Spain |
| Information Builders, Madrid | Spain |
| Redknee, Madrid | Spain |
| STMicroelectronics, Madrid | Spain |
| Hewlett Packard (HP), Madrid | Spain |
| Goldman Sachs, Madrid | Spain |
| Nokia Corporation, Madrid | Spain |
| Juniper Networks, Madrid | Spain |
| Kaspersky Lab, Madrid | Spain |
| LogicaCMG, Madrid | Spain |
| Informatica Corporation, Madrid | Spain |
| GEMALTO, Madrid | Spain |
| Red Hat, Madrid | Spain |