Oslo – October 11, 2026 -- TGS and Chevron Corporation (NYSE: CVX) have agreed to jointly invest in research and development of next-generation seismic imaging technology, the companies announced.

Partners target eFWI and machine learning workflows

The R&D effort covers key technical domains including Elastic Full Waveform Inversion (eFWI) and machine learning–driven workflows. The work will draw on TGS' Imaging AnyWare platform and Chevron's proprietary algorithms.

Oslo – October 11, 2026 -- TGS has won a streamer acquisition contract in the Mediterranean that extends its streamer backlog well into the first quarter of 2027. A Ramform Titan-class vessel is scheduled to mobilize in the fourth quarter of 2026, and the survey is expected to run approximately 110 days.

TGS deploys Ramform Titan-class vessel for the Mediterranean survey

The award covers a single survey with a duration of about 110 days. The source does not disclose the client, the contract value or the survey area within the Mediterranean.

Oslo – October 11, 2026 -- TGS has been awarded data brokerage, marketing and licensing rights by the Petroleum Authority of Brunei Darussalam (PA) for subsurface data over an offshore Brunei block.

Award covers 3D seismic, well data and technical reports for one offshore block

The package includes 3D seismic data, well information and associated technical reports across the block. E&P companies can use the material to evaluate the acreage and reduce subsurface uncertainty before they take part in the block licensing process.

Oslo – October 11, 2026 -- TGS has secured a one-month extension to the largest seismic streamer acquisition contract offshore Indonesia, with the extension scheduled to start in August.

Extension keeps Ramform Sovereign working under the Indonesian contract

The extension covers the Ramform Sovereign vessel, which acquires data using TGS's GeoStreamer technology. TGS did not disclose the contract value, the client's identity, the survey area or the vessel's remaining backlog.

Oslo – October 11, 2026 -- Only 2.1 GW of offshore wind capacity has reached final investment decision (FID) so far in 2026, while more than 12 GW is expected to enter operation this year, according to TGS | 4C's latest quarterly Global Market Overview.

TGS | 4C forecasts 5.6 GW will reach FID by year-end. That would make 2026 the second-lowest year for offshore wind investment decisions since 2020.

Oslo – October 11, 2026 -- TGS | 4C has launched an Onshore Wind Intelligence Platform that extends its project-level market data from offshore wind to the onshore sector, with an initial release covering European markets.

OSLO – October 11, 2026 -- TGS has launched a 514-square-kilometer 3D PSDM Multi-Parameter-FWI reprocessing project over PETRONAS' 2025 Megah discovery in Block SB-3K, offshore Sabah, Malaysia, with final products due in April 2027.

Oslo – October 11, 2026 -- TGS will release its third-quarter 2026 results at approximately 07:00 a.m. CEST on 22 October, with management presenting the figures two hours later in a live webcast.

CEO and CFO to present Q3 figures at 09:00 a.m. CEST

CEO Kristian Johansen and CFO Sven Børre Larsen will lead the 09:00 a.m. CEST presentation on 22 October. The session will be webcast live, and viewers can register through a link on the front page of the company's website.

Oslo – October 11, 2026 -- TGS expects multi-client investment of about USD 63 million in Q3 2026, down from USD 85.9 million in Q3 2025, according to its preliminary financial review.

OBN crew count of 2.2 beats expectations

The normalized Ocean Bottom Node (OBN) crew count for the third quarter was 2.2, slightly above company expectations. TGS completed two OBN contracts during the period: one in the Gulf of America for a client with which it has a long-term capacity agreement, and a node-on-a-rope contract in Europe.

Oslo – October 11, 2026 -- TGS has launched two regional seismic products for Alaska, including a 2D-cubed volume that integrates roughly 667,640 square kilometers of data across the North Slope, Beaufort Sea and Chukchi Sea.