Due to a change of operator for the conference call at 14:00 CET / 13:00 UK /
8:00 AM EST on 11 February, 2010, hosted by CEO Robert Hobbs and CFO Arne
Helland, please find the correct dial in information below:

Norwegian attendees are invited to call 24 15 97 57, and international attendees
are invited to call +44 (0)20 7138 0845. Attendees may want to call 10-15
minutes before 14:00 CET (8:00 AM EST) to ensure registration and access.

Confirmation Code:  1404587
Participants will have to quote the above code when dialing into the conference.

A Q&A session will follow a short introduction, based upon the presentation
issued in the morning.

To pose a question, please press *1.

A replay of the conference call will be available shortly after. To access the
replay of TGS' conference call,
* dial +47 2100 0498 (Norway) or +44 (0)20 7111 1244 (International)
* replay access code 1404587 followed by # (pound-sign)

An MP3 replay will also be available at www.tgsnopec.com


The presentation in the morning at 08:30 CET at Theatersalen in Hotel
Continental, Oslo, webcasted over www.tgsnopec.com ,
will run as previously announced.

Contact:
Arne Helland
Chief Financial Officer
+ 47 66 76 99 31/+47 91 88 78 29
Email:arne.helland@tgsnopec.no


This information is subject of the disclosure requirements acc. to §5-12 vphl
(Norwegian Securities Trading Act)


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