Asker, Norway (10 March 2011) - TGS announces that it has signed a Letter of Intent with CGGVeritas to charter a high capacity vessel for  3D multi-client projects in Europe during the 2011 summer season.  The charter will begin before the end of April and will last for approximately 4 months.  The agreement also provides an option for TGS to extend the charter in two 6 month increments under fixed commercial terms.
The details of the individual projects to be completed under this charter will be announced separately.