Notice of Amendments to the TGS 2019 Annual Report

Asker, Norway (18 May 2020) – The TGS 2019 Annual Report is corrected to reflect changes to amend errors related to the production of the final document. Errors corrected are not material to the reader, but are required amendments, and the accounts and reporting remain accurate and unchanged.

About TGS

TGS provides multi-client geoscience data to oil and gas Exploration and Production companies worldwide. In addition to extensive global geophysical and geological data libraries that include multi-client seismic data, magnetic and gravity data, digital well logs, production data and directional surveys, TGS also offers advanced processing and imaging services, interpretation products, and data integration solutions.

Forward Looking Statement

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 product at costs commensurate with profitability, as well as volatile market conditions, which have been exacerbated by the COVID-19 pandemic and the severe drop in oil prices.  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.

For more information, visit or contact:

Fredrik Amundsen

Chief Financial Officer

This information is subject to the disclosure requirements pursuant to Section 5-12 the Norwegian Securities Trading Act

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