Announcement from 4Subsea Made Last Thursday (10/03) Shows the Oil Sector Recovering with Positive Outlook for Companies
The Oil and Gas sector remains busy, 4Subsea announced on October 3 that it has been wholly acquired by Subsea 7. In a statement, the company informed that 4Subsea will operate independently from Subsea 7, maintaining its brand and an independent management team, with the deal’s financial details not disclosed. The Brazilian Tech-Insp is Also Expanding Its Business!
The aim of the deal between the companies is to enhance and expand the know-how, technology, and services of 4Subsea for a global market. It was also informed that Peter Jenkins of 4Subsea will remain as CEO of the company.
4Subsea will support Subsea 7 in providing advanced digital solutions to its clients under the Life of Field and Field Development contracts and will be a key contributor to the ongoing digital transformation of Subsea 7’s business delivery.
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Surrounded by the Atlantic and the Amazon estuary, Marajó Island is losing land to the sea at a rate recorded by satellite, while saltwater is already invading the wells that supply riverside communities, and the process is advancing without any national adaptation plan addressing the most vulnerable inhabited archipelago in Brazil.
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South of Mato Grosso do Sul, southern São Paulo, Sul de Minas, and the Mantiqueira Mountains enter the most critical cold zone, with above-normal heat before the polar air mass, a sharp drop in temperatures during the early mornings, and an increasing risk for crops, vegetables, coffee, and low-lying areas.
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The planet registered 420 water conflicts in 2024, the highest number ever documented, and the dispute over rivers like the Nile, Colorado, Tigris, Euphrates, Indus, and Mekong exposes a race for dams that downstream countries already see as a threat of hydrological war.
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The UN declared in January 2026 that the world entered an era of “water bankruptcy,” a state beyond crisis, in which compacted aquifers, vanished lakes, and rivers that have become seasonal can no longer recover to historical levels.
One initial priority project will be a joint effort between Subsea 7 and 4Subsea to monitor key operational data from Subsea 7 vessels, contributing to the digitization of their maritime operations. In Brazil, the company operates four PLSVs contracted by Petrobras: Seven Cruzeiro, Seven Rio, Seven Sun, and Seven Waves.
Subsea 7 is a global leader in delivering offshore projects and services for the evolving energy sector. The company is registered in Luxembourg, with headquarters in London, United Kingdom. Subsea 7 has been in operation for five decades, successfully completing over 1,000 projects.
Meanwhile, 4Subsea was founded in 2007 and is a leading provider of technology and services that help operators maintain production in subsea oil and gas fields and offshore wind farms. By combining specialized engineering expertise, practical experience, and digital service, it ensures the integrity of underwater assets from reservoir to deck.
4Subsea has offices in Asker, Bergen, and Kristiansand in Norway, Aberdeen in the United Kingdom, and Macaé and Rio de Janeiro in Brazil.
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