TGS announces a new multi-client 3D survey in the Norwegian North Sea

OSLO, Norway (5 May 2026) - TGS, a leading provider of energy data and
intelligence, is pleased to announce a new multi-client 3D streamer acquisition
and processing project in the Åsta Graben area of the Norwegian North Sea. The
new GeoStreamer survey will expand on TGS' existing data coverage in the area
and provide dual azimuth coverage over prospective areas to generate GeoStreamer
X data. The project is scheduled to start imminently and has a duration of
approximately 75 days.
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Kristian Johansen, CEO of TGS, commented, "The Central Graben remains one of the
most active and prospective areas on the Norwegian Continental Shelf, with a
strong track record of production and recent discoveries. Securing support for
this new multi-client 3D acquisition underscores continued industry confidence
in the region. This project will further strengthen our data coverage and
deliver high-quality GeoStreamer X data to support future exploration and
development."

The project is supported by industry funding.


For more information, visit TGS.com or contact:

Bård Stenberg
VP IR & Business Intelligence
Mobile: +47 992 45 235
investor@tgs.com

About TGS
TGS provides advanced data and intelligence to companies active in the energy
sector. With leading-edge technology and solutions spanning the entire energy
value chain, TGS offers a comprehensive range of insights to help clients make
better decisions. Our broad range of products and advanced data technologies,
coupled with a global, extensive and diverse energy data library, make TGS a
trusted partner in supporting the exploration and production of energy resources
worldwide. For further information, please visit www.tgs.com
(https://www.tgs.com/).

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.