Press Releases

Notice of annual general meeting

ASKER, NORWAY (18 April 2016) - The 2016 annual general meeting of TGS-Nopec Geophysical Company ASA ("TGS" or the "Company") will be held on 10 May 2016 at Hotel Continental, Stortingsgata 24/26 in Oslo at 17:00 CET.

Registration of attendees will begin at 16:30 CET.

The notice for the annual general meeting is attached hereto (English and Norwegian), together with relevant appendices. The notice will be sent on 19 April 2016 to all registered shareholders per same date.

To register your attendance, send proxy or to cast your vote electronically in advance through VPS Investor Services, please use the electronic link available here on www.tgs.com. The pin code and reference number, which are sent out with the notice, will be needed. Kindly note that shareholders that have received the notice electronically will not receive and do not need a pin code or reference number, but must submit their notice of attendance, proxy or advance votes through their online investor account services (investortjenester).

Online registration will open on 19 April 2016 at 14:00 CET.