Subsea News

GBM Works has made progress with the development of its Vibrojet technology, designed to address noise pollution affecting marine life during the installation of foundation piles by using vibrations and water jetting, instead of traditional piling methods.In collaboration with MSA-Service and their data acquisition platform, multiped, the first large-scale tests of the technology are currently underway. The core of this technology, as GBM explains, lies in the application of water and vibrations. "Instead of forcefully hammering a pile into the seabed, we use water and vibrations.

Norwegian offshore supply vessel operator DOF Group has secured a ‘very large’ subsea umbilical, riser, and flowline (SURF) project for an undisclosed energy company offshore Africa.Under the contract, DOF will deliver its full suite of project management, engineering, logistical and execution services to install flexible flowlines, risers, cables and associated subsea structures.DOF will also install a floating production unit on behalf of the client, offshore Africa.Offshore execution is planned in second half of 2025 and is expected to involve six DOF vessels and more than 450 vessel days…

Petrobras obtained approval from the country's environmental agency to clear corals from the underside of the drilling vessel it plans to use in the Foz do Amazonas region, Reuters reports. Its February 10 request was granted on Monday for the vessel the state-run firm will send to drill off the coast of the northern Amapa state if it obtains a long-sought license to explore the environmentally sensitive region.Due to the corals being a potentially invasive species if moved to another biome…

J.F. Lehman & Company (JFLCO), a middle-market private equity, has through its investment affiliates sold Global Marine Group (GMG) to Keppel Infrastructure Fund (KIF).With a legacy dating to 1850, GMG is one of the leading providers of subsea telecom maintenance and installation services, supporting mission-critical global communications infrastructure.Headquartered in the United Kingdom, the company serves a diverse base of customers with high-reliability solutions that ensure…

In the early days of dynamic positioning, the 1960s and 70s, commercial deepsea divers soon learned how good their support vessel’s DP footprint was. Their lives depended on it. If a vessel slowly, or worse still, rapidly, moved off position, they would be pulled along with it.Diver safety was an early motivator for developments in DP systems, but risks remained. Chris Lemons survived a worst-case scenario in the North Sea in 2012: “First, the communications cable snapped. Then the gas hose stretched to the point I had nothing to breathe. I opened the supply on my back.

Belgian offshore installation contractor Jan De Nul has secured a contract for the installation of monopiles for 72 offshore wind turbines that will make up the 1.1 GW Inch Cape offshore wind farm in Scotland.Inch Cape offshore wind farm, being developed by ESB and Red Rock Renewables as equal joint owners, recently reached financial close and is now progressing into construction.In that regard, Jan De Nul has been contracted for the installation of the monopile foundations with the offshore heavy-lift vessel Les Alizés…

Orkney-based marine services firm Green Marine UK has announced a seven-figure capital investment in a new Subsea Services Department targeting the U.K.’s offshore wind sector.The company expansion, boosted by financial backing from HIE (Highlands and Islands Enterprise), includes the purchase of subsea technology from Rovtech (Seatronics), Sonardyne, Norbit, Voyis, Tritech, Digital Edge Subsea, EIVA and a range of other sensors.The Subsea Services Department, expected to officially launch in late spring 2025…

Energy services firms Saipem and Subsea7 have reached an agreement on the key terms for possible merger of the two companies under one unit to be named Saipem7, whose combined backlog would be over $45 billion.Saipem and Subsea7 shareholders will own 50% each of the share capital of the combined company, whose revenue is expected to be around $20.9 billion, and core earnings in excess of $2 billion.Saipem7 will become a global organization of over 45,000 people, including more than 9…

The Baltic Sea region is on high alert after a string of power cable, telecom link and gas pipeline outages since Russia invaded Ukraine in 2022, and the NATO military alliance has boosted its presence with frigates, aircraft and naval drones.Several investigations are under way but no suspects have been brought to trial.FEBRUARY 2025: FINLAND-GERMANY TELECOM CABLESwedish and Finnish police said on February 21 they were investigating a suspected case of sabotage of an undersea telecoms cable in the Baltic Sea…

Subsea cable services company Asso.subsea has introduced the Marine Technology Business Unit, a strategic initiative dedicated to shipbuilding, innovation and sustainability in offshore energy.The new unit marks a significant milestone in the company’s long-term shipbuilding and fleet expansion plans, reinforcing its commitment to delivering cutting-edge marine solutions tailored to the evolving needs of subsea operations.The launch of the unit is officially inaugurated with the signing of the first shipbuilding contract for the Althea…

Eidesvik Offshore, Agalas, and Reach Subsea have partnered up to build a new construction support vessel (CSV) for subsea and offshore renewables operations.The new CSV will have similar specifications as the vessel Eidesvik currently has under construction together with Agalas at the Sefine Shipyard in Turkey.The vessel will also be built at the Sefine Shipyard, with delivery scheduled for spring 2027.It will be specifically equipped to perform inspection, maintenance, and repair (IMR) work.Upon delivery…

Subsea Global Solutions, an underwater maintenance and repair services specialist, has named Eric Smith as Chief Commercial Officer (CCO).With a career spanning leadership roles in maritime operations, commercial management, and strategic business development, Smith brings a wealth of industry expertise to the Subsea Global Solutions team.Prior to joining Subsea Global Solutions, Smith served as Director of Shared Resources at Resolve Marine, overseeing worldwide assets, vessels…

Kongsberg Maritime has developed a mooring capable solution for Offshore Construction Vessels (OSCVs), expanding the capabilities of construction vessels to make them suitable for pre-laying of mooring lines.By integrating a purpose designed anchor handling winch, shark jaws and stern rollers into the design of OSCVs at the newbuild stage, vessel owners can now equip their ships to perform a broader range of mooring operations, Kongsberg Maritime said.This advancement allows OSCVs to handle more tasks independently…

As global reliance on subsea infrastructure grows, so do the risks. Discover how safeguarding undersea assets opens new frontiers for innovation and investment.Importance of Subsea InfrastructureSubsea infrastructure plays a critical role in maintaining the operational continuity of the modern society and the global economy. This vast network includes subsea data and communication cables, pipelines for energy transportation, electricity cables, and resource extraction systems.

Windward has launched a Critical Maritime Infrastructure Protection solution, an AI-powered solution designed to protect the world’s essential maritime infrastructure against growing threats.Windward’s Critical Maritime Infrastructure Protection solution addresses three primary threats to maritime infrastructure, deep-sea research operations, shallow-water sabotage, and attacks on offshore oil rigs and platforms. The AI-powered solution monitors high-risk vessels to flag suspicious activities…

Norwegian offshore supply vessel operator DOF Group has secured two subsea contract awards in the Asia Pacific (APAC) region.The first of the recent subsea service contracts secured in the APAC region will utilize the DSV Skandi Singapore with related saturation diving services to be executed in Malaysian waters.The vessel will be engaged on the contract for an expected 30 days, starting in the second quarter of 2025.The second contract award, for construction support services in Indonesia…

Bad weather, bad equipment and poor seamanship ... the recipe for many at sea accidents ... was the culprit in a recent subsea cable break; not sabotage with Russia and China fingerprints.These are the findings of a Swedish prosecuter when discussing why the  Maltese-flagged cargo ships Vezhen was released, because the did damage it did to the subsea cable linking Sweden and Latvia was an accident, not sabotage.The incident took place on Jan. 26 and was one of several in recent months…

Norwegian vessel management and operations services provider Aurora Offshore, pat of Borealis Group, has welcomed the first of three high-end subsea vessels to the fleet as part of vessels transfer agreed with Sea1 Offshore.The transferred ship, Siem Stingray, is a state-of-the-art subsea vessel built in 2014 and has a 250t AHC Crane, 1300 m2 Deck Area and Accommodation for 110 People.The change of management has been completed between the vessel’s work scope, which is on long term contract with Subsea7.Earlier in January, Aurora Offshore welcomed Siem Pearl and Siem Challenger to itsfleet.

Ocean services provider DeepOcean has secured a subsea survey contract on the Bałtyk 2 and 3 offshore wind developments in Poland which are jointly developed by Equinor and Polenergia.Under the contract, DeepOcean will conduct geophysical seabed surveys of the export and inter-array cable seabed corridors, utilizing a dedicated survey remotely operated vehicle (SROV).The work scope also includes surveys to map the seabed for potential unexploded ordnances (UXO). Polish company MEWO will serve as a subcontractor to DeepOcean for the UXO scope…

Shipping companies using the Baltic Sea, one of the world’s busiest maritime routes, may face a new fee to help finance the protection of critical undersea cables, Estonia’s defense minister suggested on Wednesday. The proposal comes in response to a series of breaches that have raised security concerns.Last week, NATO announced plans to deploy frigates, patrol aircraft, and drones in the Baltic Sea following multiple incidents where ships allegedly damaged power and communication cables with their anchors in suspected acts of sabotage.Beyond military patrols…

Ocean services provider DeepOcean has signed a charter contract for the high-spec subsea vessel Orient Adventurer.The new capacity aligns with the company’s service offerings and subsea capabilities across both the offshore renewables and conventional energy sectors in multiple regions.Under a new contract with Dong Fang Offshore (DFO), DeepOcean will take on the Orient Adventurer as part of its fleet from early 2026 until the end of 2027.The agreement includes options for up…

A pair of telecomm cables appeared to have been torn apart by a strong external force, Finland's Elisa said today, adding that they had now been repaired. The cables were damaged in the Baltic Sea on Dec. 25, 2024.Finnish police seized the Eagle S tanker carrying Russian oil on Dec. 26 and said they suspected that the vessel had damaged the Finnish-Estonian Estlink 2 power line and four telecoms cables on Christmas Day by dragging its anchor across the seabed."The current suspicion is that the external force has been caused by an anchor…

A Finnish court today denied a request for the release of an oil tanker suspected by police of damaging an undersea power line and four telecommunications cables in the Baltic Sea last week. The incident was one of several since 2022 in which underwater critical infrastructure in the Baltic Sea has suffered suspicious damage. Baltic Sea nations are on high alert and NATO has said it will boost its presence in the Baltic Sea.The following is a timeline of major 'incidents' since September 2022 following Russia's invasion of Ukraine.SEPT 2022: NORD STREAM BLASTSNord Stream 1 and Nord Stream 2…