TGS ASA

Earnings Release • Dec 11, 2025

TGS Awarded Streamer 4D Contract Offshore Brazil

TGS Awarded Streamer 4D Contract Offshore Brazil

OSLO, Norway (11 December 2025) - TGS, a leading provider of energy data and

intelligence, is pleased to announce the award of a streamer 4D contract in the

Campos basin, offshore Brazil. A Ramform vessel is scheduled to mobilize for the

survey in the second half of 2026, with the contract expected to last

approximately 75 days.

Kristian Johansen, CEO of TGS, commented, "We are very pleased to secure this

4D streamer contract for an independent energy company in Brazil. By leveraging

our purpose-built Ramform designed vessel, equipped with our proprietary

GeoStreamer technology, we will deliver high-quality data to optimize their

production, while maintaining industry-leading acquisition efficiency."

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.