| 2014 | WSC GROUP SRL |
| 2015 | WUNDERMAN CATO JOHNSON S.A |
| 2014 | WUNDERMAN CATO JOHNSON S.A |
| 2013 | WUNDERMAN CATO JOHNSON S.A |
| 2012 | WUNDERMAN CATO JOHNSON S.A |
| 2011 | WUNDERMAN CATO JOHNSON S.A |
| 2010 | WUNDERMAN CATO JOHNSON S.A |
| 2009 | WUNDERMAN CATO JOHNSON S.A |
| 2008 | WUNDERMAN CATO JOHNSON S.A |
| 2007 | WUNDERMAN CATO JOHNSON S.A |
| 2006 | WUNDERMAN CATO JOHNSON S.A |
| 2005 | WUNDERMAN CATO JOHNSON S.A |
| 2004 | WUNDERMAN CATO JOHNSON S.A |
| 2020 | XARDO S.A. |
| 2019 | XARDO S.A. |
| 2015 | XEROX ARGENTINA |
| 2013 | XEROX ARGENTINA |
| 2012 | XEROX ARGENTINA |
| 2011 | XEROX ARGENTINA |
| 2010 | XEROX ARGENTINA |
| 2009 | XEROX ARGENTINA |
| 2000 | XEROX ARGENTINA |
| 2019 | Xiun S.A. |
| 2018 | Xiun S.A. |
| 2017 | Xiun S.A. |
| 2016 | Xiun S.A. |
| 2012 | XL INSURANCE |
| 2008 | XL INSURANCE |
| 2007 | XL INSURANCE |
| 2014 | XPROJECT |