Asker, Norway (11 February, 2010) - At its quarterly meeting today, the Board of Directors decided to propose to the shareholders at the June 2010 Annual General Meeting a dividend of NOK 4 per share of outstanding common stock from the Company's 2009 earnings, of which NOK 2 per share is a non-recurring distribution.

In addition, the Board of Directors intends to spend up to US$30 million in repurchasing TGS shares during the remainder of 2010.

Asker, February 10th, 2010
The Board of Directors of TGS-NOPEC Geophysical Company ASA