Kongsberg Discovery Upgrades Kongsberg Listen Electromagnetic Sensor
Kongsberg Discovery has upgraded its Kongsberg Listen electromagnetic sensor system, enhancing data processing and visualization capabilities for inspections, surveys and knowledge acquisition in complex underwater environments.The system, formerly known as Argeo Listen, has undergone hardware and software improvements following Kongsberg Discovery’s acquisition of Argeo’s electromagnetic sensing technologies and recruitment of its staff in August 2025. The company said it has focused on integrating the technology into its existing portfolio while accelerating innovation.The upgraded
Viridien Teams Up with NVIDIA to Accelerate Seismic Imaging Workflows
Viridien has entered into a collaboration with NVIDIA to advance high-performance computing (HPC) capabilities for seismic imaging workflows, focusing on optimizing subsurface imaging technologies on NVIDIA accelerated computing platforms.The initiative will center on enhancing Viridien’s seismic imaging algorithms using NVIDIA HPC platforms, incorporating advanced features such as tensor cores and mixed-precision computing. The companies aim to improve system performance, imaging accuracy and operational efficiency for energy and geoscience clients worldwide.The collaboration combines Viridien&rs
DUG Hooks Multi-Client Seismic Reprocessing Survey off Malaysia
DUG Technology, in partnership with Searcher Seismic, has signed an agreement for the provision of multi-client 3D seismic data reprocessing offshore East Sarawak.Under the terms of the agreement, DUG and Searcher will reprocess previously acquired 3D seismic surveys within the agreed East Sarawak multi-client reprocessing area.DUG will reprocess over 60 legacy 3D surveys covering an area of up to 45,000 square kilometers from original field data using its advanced FWI imaging technology and pre-stack imaging workflows to produce one seamless 3D seismic volume of superior quality.The new, reprocessed
TGS Embarks on Multi-Client 2D Survey off Angola
Energy data and intelligence TGS has started the Ultra Profundo multi-client 2D survey offshore Angola.The survey covers approximately 12,600 line kilometers, with Ramform Victory having already started operations earlier in 2026.Data acquisition is estimated to be completed in approximately 100 days, with fast-track products available in the third quarter of 2026. Full data processing is scheduled for completion in the second quarter of 2027.The Ultra Profundo multi-client 2D survey marks the first 2D multi-client acquisition over Angola’s ultra deepwater areas since 2015 and targets a highly
Orbital Marine Grows UK and Canada Tidal Energy Orderbook to 32MW
Scottish firm Orbital Marine Power has secured an additional Contract for Difference (CfD) in the U.K.’s Allocation Round 7 (AR7), increasing its CfD-backed tidal energy project portfolio to 17 MW.The award adds to Orbital’s existing 2 MW O2 turbine, which has been supplying electricity to the U.K. grid since 2021 in waters off the Orkney Islands.In November, Orbital secured power purchase agreements from the Canadian province of Nova Scotia equating to an order for six additional turbines, representing approximately 15 MW to be installed in the Bay of Fundy.Across the U.K. and Canada
Elemental Energies Expands Subsurface Expertise with APT Buy
Elemental Energies has acquired Norway-based geoscience specialist Applied Petroleum Technology (APT), expanding its subsurface and geochemistry capabilities as operators seek deeper technical insight across the well lifecycle.APT provides petroleum geochemistry, basin modelling and subsurface analysis to support exploration, production and plug and abandonment (P&A) decisions. The acquisition will enable the integration of APT’s laboratory-based geochemical analysis with Elemental Energies’ existing geoscience, reservoir engineering and petroleum engineering services.The deal comes as
HydroWing Wins 10MW CfD Boost for Morlais Tidal Energy Project
HydroWing Tidal Energy Projects, part of Inyanga Marine Energy Group, has secured an additional 10 MW of capacity for its Ynni’r Lleuad Project at Morlais in Wales.The additional 10 MW have been awarded as part of the U.K. government’s Allocation Round 7a (AR7a) Contracts for Difference (CfD) scheme.The latest award builds on 20 MW previously secured through earlier CfD rounds and under development, taking total contracted capacity at the Morlais site to 30 MW.The Phase 3 project is scheduled for delivery in 2030 and, once completed, is expected to deploy 18 HydroWing HW3 tidal energy
Aquaterra Energy Gets Multi-Year Well Intervention Job off Spain
Aquaterra Energy has secured a multi-year, seven-figure contract to provide subsea well access equipment for intervention and abandonment operations across 11 wells offshore Spain.Under the agreement with a global offshore services company, Aquaterra Energy will supply a 7-3/8-inch internal diameter, 5,000-PSI-rated intervention riser system, together with proprietary AQC-CW connectors and associated interface equipment.The system will be deployed from a semi-submersible vessel and integrated with the client’s subsea pressure control equipment to support well intervention and abandonment activitie
Transocean-Valaris Tie-Up to Create $17B Offshore Drilling Major with 73 Rigs
Offshore drilling contractor Transocean has agreed to acquire Valaris in an all-stock transaction valued at about $5.8 billion, creating one of the world’s largest offshore drilling contractors with a fleet of 73 drilling rigs.The combined company will have an enterprise value of roughly $17 billion, with Transocean shareholders expected to own about 53% of the merged entity and Valaris shareholders the remaining 47% on a fully diluted basis.The transaction will combine fleets to form a portfolio of 73 offshore rigs, including 33 ultra-deepwater drillships, nine semisubmersibles and 31 modern
December 2025
