TGS 2011 Capital Markets Day Reminder

ASKER, NORWAY--(Marketwire - Jun 1, 2011) - TGS will be hosting its 2011 Capital Markets Day (CMD) on 8 June at Oslo Konserthus (Lille Sal) in Oslo, Norway. The CMD will be arranged in cooperation with the Norwegian Society of Financial Analysts (NFF). The CMD event will be broadcast via webcast on the TGS website at http://www.tgsnopec.com/.

The prepared program will begin at 08:30 on 8 June and one-on-one meetings will be available from 13:30 to 17:00. Additional one-on-one meetings will be held on 9 June from 08:30 to 15:00 with CEO Robert Hobbs, CFO Kristian Johansen and VP Business Development Karen El-Tawil.

For a detailed agenda and registration for the event as well as one-on-one meetings, please click here.

Company summary

TGS-NOPEC Geophysical Company (TGS) provides global geoscience data products and services to the oil and gas industry for the exploration and delineation of hydrocarbon reserves. We design and acquire multi-client data projects worldwide that make up our data library of seismic, gravity/magnetic and well data, enhanced by our seismic imaging technology and regional interpretation expertise. Visit TGS online at www.tgsnopec.com.

Forward-looking statements and contact information

All statements in this press release other than statements of historical fact are forward-looking statements, which are subject to a number of risks, uncertainties and assumptions that are difficult to predict, and are based upon assumptions as to future events that may not prove accurate. These factors include TGS' reliance on a cyclical industry and principal customers, TGS' ability to continue to expand markets for licensing of data, and TGS' ability to acquire and process data products at costs commensurate with profitability. Actual results may differ materially from those expected or projected in the forward-looking statements. TGS undertakes no responsibility or obligation to update or alter forward-looking statements for any reason.

TGS-NOPEC Geophysical Company ASA is listed on the Oslo Stock Exchange (OSLO: TGS).