ASKER, NORWAY (3 February 2011) - TGS will present the financial results for Q4 2010 and the company's guidance for 2011 on 10 February 2011. 

Robert Hobbs (CEO) and Kristian Johansen (CFO) will present the results at 08:30 CET at Shippingklubben located at Haakon VII's gt 1 in Oslo, Norway.  The presentation is open to the public. The presentation can be followed live on the internet at www.tgsnopec.com.

The slides from the presentation will also be available in PDF format at both the TGS and Oslo Stock Exchange websites and a recorded version of the presentation will be available shortly thereafter at www.tgsnopec.com.

CEO Robert Hobbs and CFO Kristian Johansen will also host a conference call on 10 February 2011 at 15:00 CET (9:00 AM New York time).  Norwegian attendees are invited to call +47 2100 2608 or 800 19641, International attendees are invited to call +44 (0)20 7138 0843 or 0800 032 3808 and USA attendees are invited to call +1 718 247 0881 or +1 866 602 0258. Attendees may want to call 5-10 minutes before 15:00 CET (9:00 AM NY) to ensure registration and access. 

Participants will need to quote the following confirmation code when dialing into the conference: 4454672. 

A Q&A session will follow a short introduction, based upon the published presentation. To pose a question, please press *1. 

A replay of the conference call will be available shortly after. To access replay of TGS conference call,
• dial +47 2100 0498 (Norway), +44 (0) 20 7111 1244 (International)  or +1 347 366 9565 (USA)
• replay access code 4454672 followed by # (pound-sign)

A replay of the conference call will also be available at www.tgsnopec.com.