Key Points
- TotalEnergies has completed the merger of its UK North Sea upstream portfolio with NEO NEXT, forming a new entity named NEO NEXT+.
- TotalEnergies holds a 47.5% stake in NEO NEXT+, making it the largest shareholder, with HitecVision at 28.875% and Repsol UK at 23.625%.
- NEO NEXT+ becomes the largest independent oil and gas producer on the UK Continental Shelf, with projected 2026 production exceeding 250,000 barrels of oil equivalent per day.
- The merged portfolio includes key assets such as the Elgin/Franklin complex, Penguins, Mariner, Shearwater, Culzean, Alwyn North, and Dunbar fields.
- The deal fosters synergies, enhances cash flow generation, and supports UK energy supply and security.
- Patrick Pouyanné, Chairman and CEO of TotalEnergies, stated: “The completion of this merger and the creation of NEO NEXT+ marks an important step in TotalEnergies’ long-term commitment to the UK Oil and Gas sector. While contributing to the country’s energy supply, the size and asset portfolio of NEO NEXT+ will foster synergies and enhance the cash flow generation of the company.”
- Earlier announcement on 8 December 2025 detailed the agreement, with completion expected in the first half of 2026 subject to regulatory approvals.
- TotalEnergies operated around 27% of UK Continental Shelf gas production in 2025, with average daily equity production of 104,500 boe/d.
- The merger reflects trends of majors divesting to independents in the mature North Sea basin amid declining production and regulatory pressures.
TotalEnergies and NEO NEXT Finalise Landmark Merger in UK North Sea
TotalEnergies has officially completed its merger with NEO NEXT, reshaping the UK’s oil and gas landscape by creating NEO NEXT+, the largest independent producer on the UK Continental Shelf. The French energy giant retains a commanding 47.5% stake, underscoring its strategic pivot while handing operational reins to the scaled entity. This move, announced in December 2025 and sealed on 30 March 2026, consolidates vital North Sea assets amid efforts to bolster energy security.
The transaction integrates TotalEnergies’ upstream assets with NEO NEXT’s portfolio, positioning the new company for enhanced efficiency and output. As reported in TotalEnergies’ official press release, the combined group now commands production projected to surpass 250,000 barrels of oil equivalent per day in 2026.
What Triggered the TotalEnergies-NEO NEXT Merger?
The merger stems from a strategic agreement signed on 8 December 2025, as detailed by TotalEnergies in its UK press release. TotalEnergies agreed to merge its entire UK Upstream business with NEO NEXT Energy Limited, aiming to form an expanded entity renamed NEO NEXT+.
As stated in the announcement, “TotalEnergies will merge its UK Upstream business with NEO NEXT, positioning the new NEO NEXT+ as the largest independent oil and gas producer in the UK.” Completion was anticipated in the first half of 2026, pending regulatory nods, which have now been secured.
This aligns with broader industry consolidation in the maturing North Sea, where majors like TotalEnergies rationalise portfolios by partnering with agile independents. Charles Kennedy of Oilprice.com noted that the deal “reflects a broader trend among majors to rationalise mature basin portfolios while retaining strategic exposure.”
Who Owns NEO NEXT+ After the Merger?
Ownership of NEO NEXT+ is structured with TotalEnergies as the majority holder at 47.5%, followed by HitecVision with 28.875% and Repsol UK at 23.625%. This joint venture ensures balanced governance while leveraging each partner’s strengths.
TotalEnergies’ press materials confirm: “NEO NEXT+ will be jointly owned by TotalEnergies (47.5%), HitecVision (28.875%) and Repsol UK (23.625%).” The stake allows TotalEnergies to contribute operational expertise without full operational control.
Which Assets Form the Core of NEO NEXT+ Portfolio?
The enlarged portfolio boasts a diverse array of high-profile North Sea fields. It encompasses NEO Energy’s and Repsol UK’s stakes in the Elgin/Franklin complex, Penguins, Mariner, Shearwater, and Culzean fields, bolstered by TotalEnergies’ interests in Elgin/Franklin, Alwyn North, Dunbar, and Culzean.
World Oil reported: “The enlarged company will bring together a broad suite of North Sea assets, including NEO Energy’s and Repsol UK’s interests in Elgin/Franklin, Penguins, Mariner, Shearwater, and Culzean, alongside TotalEnergies’ operated and non-operated positions in Alwyn North, Dunbar, and Culzean.”
These assets, spanning operated and non-operated positions, provide resilience and scale critical for late-life optimisation in the basin.
How Significant Are These Fields in UK Production?
Elgin/Franklin and Culzean stand out as gas giants, with TotalEnergies previously operating significant shares. Alwyn North and Dunbar add oil-focused production, while Penguins and Mariner enhance the mix.
In 2025, TotalEnergies alone handled 27% of UKCS gas output at 104,500 boe/d equity production, highlighting the portfolio’s pre-merger heft.
What Production Milestones Await NEO NEXT+?
NEO NEXT+ is forecast to hit over 250,000 boe/d in 2026, crowning it the UK’s top independent producer. This projection, reiterated across sources, stems from the synergies of combined reserves and operations.
Oilprice.com emphasised: “NEO NEXT+ is to become the largest independent oil and gas producer in the UK North Sea, with projected output exceeding 250,000 barrels of oil equivalent per day in 2026.”
Why Did TotalEnergies Champion This Deal?
Patrick Pouyanné, Chairman and CEO of TotalEnergies, provided key insights post-completion. As reported by Business Wire and TotalEnergies’ release: “The completion of this merger and the creation of NEO NEXT+ marks an important step in TotalEnergies’ long‑term commitment to the UK Oil and Gas sector. While contributing to the country’s energy supply, the size and asset portfolio of NEO NEXT+ will foster synergies and enhance the cash flow generation of the company.”
He added: “As the new largest shareholder of NEO NEXT+, we are pleased to bring our extensive UK North Sea operational experience to the new company.”
In the initial announcement, Pouyanné elaborated: “This transaction demonstrates the long-lasting commitment of TotalEnergies towards the UK oil and gas sector and its energy security. As the new largest shareholder of NEO NEXT+, we are excited to bring along our recognized track record as a leading operator in the UK North Sea, where we have been present for more than 60 years. TotalEnergies’ consistent focus on running low-cost and low-emissions operations will be instrumental in delivering material economies of scale within the new portfolio of NEO NEXT+, that will enhance the cash flow generation of the Company as soon as it is closed.”
When Was the Merger Announced and Completed?
The deal was publicly signed and announced on 8 December 2025, with Paris-dated press releases from TotalEnergies. Marketscreener covered: “Paris, December 8, 2025 – TotalEnergies has signed an agreement with NEO NEXT Energy Limited (NEO NEXT) under which TotalEnergies will merge its Upstream business with NEO NEXT and become the leading shareholder in the expanded NEO NEXT, which will be renamed NEO NEXT+, with a 47.5% ownership.”
Completion occurred on 30 March 2026, as per TotalEnergies’ update: “Paris, March 30, 2026 – TotalEnergies announces the completion of the merger between NEO NEXT and TotalEnergies’ UK Upstream Oil & Gas business.”
Global Energy World noted the subject-to-approval timeline: “Completion of the transaction is subject to customary conditions, including regulatory approvals and is expected during the first half of 2026.”
What Impacts the Merger on UK Energy Security?
The merger bolsters domestic supply in a basin facing decline, with NEO NEXT+ primed to maximise value from mature fields. Oilprice.com’s Charles Kennedy observed: “The deal underscores the continued importance of domestic oil and gas production for UK energy security. Despite aggressive renewable targets, policymakers have increasingly emphasized the role of local supply in reducing import dependence.”
TotalEnergies’ broader UK footprint—1.1 GW renewables installed, 5 GW in development, and CCGT stakes—complements this hydrocarbon focus.
How Does This Fit North Sea Industry Trends?
The North Sea’s mature phase drives divestments to independents for cost efficiencies. As Charles Kennedy of Oilprice.com reported: “The UK North Sea has entered a mature phase, with declining production, rising costs, and increasing regulatory pressure tied to decarbonisation goals. In response, international oil majors have been divesting ageing upstream assets to leaner, independent operators better suited to maximise late-life field value.”