TGS ASA

Notice of Annual General Meeting 2024

OSLO, NORWAY (7 June 2024) - The annual general meeting of TGS ASA ("TGS" or the

"Company") will be held on 28 June 2024 as a virtual meeting through the

facilities of Lumi at 16:00 hours (Oslo time).

The notice for the annual general meeting is attached hereto (English and

Norwegian), together with relevant appendices. The notice will be sent to all

registered shareholders on 7 June 2024.

To register your attendance, grant proxy or cast votes electronically in advance

through VPS Investor Services, please use the following link:

https://investor.vps.no/gm/logOn.htm?token=ce65d08dbfe459933c8128e5e39c63f37eddf

166&validTo=1722175200000&oppdragsId=20240603VPK7N3U0 (also available on

www.tgs.com (http://www.tgs.com)).

The pin code and reference number, which are sent out with the notice, will be

needed. Shareholders that have received the notice electronically will find

information by logging in through VPS Investor services; available at

euronextvps.no or through own account keeper (bank/broker).

For more information, visit TGS.com (http://www.tgs.com), email

Sven Børre Larsen

Chief Financial Officer

About TGS

TGS provides scientific data and intelligence to companies active in the energy

sector. In addition to a global, extensive and diverse energy data library, TGS

offers specialized services such as advanced processing and analytics alongside

cloud-based data applications and 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 volatile market conditions, investment opportunities in new and existing

markets, demand for licensing of data within the energy industry, operational

challenges, and reliance on a cyclical industry and principal customers. 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.

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