What is Azule Energy and who owns it?

Azule Energy is an incorporated 50-50 joint venture established in August 2022, pooling the Angolan upstream, LNG, and solar assets of Eni and BP. It operates as Angola's largest independent oil producer, holding substantial stakes across multiple deepwater blocks.

Why would an operator replace an operational FPSO instead of drilling new wells?

Aging FPSO hulls and topsides face increasing structural integrity issues, safety risks, and maintenance costs after decades at sea, even if the underlying reservoir retains commercial reserves. Transitioning existing subsea wells to a newer or refurbished unit ensures continued field life with higher uptime and better emissions efficiency.

What role does OneSubsea play in this infrastructure transition?

OneSubsea, an SLB company, provides the specialized subsea equipment, manifold modifications, and engineering necessary to disconnect flowlines from the legacy unit and safely tie them into the new FPSO's riser system.

Offshore Energy · September 7, 2026 (3h ago) · 1 min read

OneSubsea to support Azule Energy’s production shift from aging to new FPSO

ENI S.p.A.

Isometric technical illustration of offshore oil and gas operations with drillship and support vessel — Illustration: ENI S.p.A.

Analysis

AI-assisted analysis · reviewed by Yuri Kan

Azule Energy has contracted SLB's OneSubsea to facilitate the redirection of offshore production from an end-of-life floating production storage and offloading (FPSO) unit to a newly deployed vessel offshore Angola. This brownfield subsea tieback project highlights the growing industry trend of maximizing the recovery factor of mature fields by replacing legacy processing infrastructure. The contract reinforces OneSubsea's dominant position in deepwater subsea architecture while ensuring operational continuity for Angola's largest independent producer.

Key Facts

Azule Energy, the 50-50 joint venture between BP and Eni, awarded a major subsea contract to SLB's OneSubsea unit.
The scope of work involves re-routing hydrocarbon production from a mature, aging FPSO to a modern replacement offshore production unit.
Operations will take place in deepwater concessions offshore Angola, where Azule Energy manages extensive legacy acreage.
OneSubsea will provide engineering, procurement, and subsea connection equipment to integrate existing seabed infrastructure with the new floater.
The project forms part of Azule Energy's strategy to arrest natural field decline and optimize operational efficiency across its Angolan portfolio.
Financial terms and specific equipment delivery schedules for the offshore contract were not publicly disclosed.

Background & Context

Azule Energy was officially established in 2022 by combining Eni and BP's Angolan upstream portfolios, creating the nation's largest independent oil and gas operator. Many offshore blocks in the Lower Congo and Kwanza basins have been producing for decades, leaving several early-generation FPSOs near the end of their operational design lifespans. Rather than decommissioning productive subsea reservoirs, operators are increasingly investing in replacement production hubs to access remaining reserves at a lower unit cost than greenfield exploration.

Market Impact

This contract underscores how major operators are leveraging brownfield subsea tiebacks to maintain production volumes in West Africa's mature deepwater basins. For SLB and OneSubsea, securing this contract solidifies their subsea engineering footprint against competitors like TechnipFMC and Saipem in high-value African markets. For Azule Energy, shifting streams to a new hull mitigates downtime risks and operating cost inflation tied to maintaining deteriorating marine facilities. Furthermore, modern FPSO units feature lower emissions intensity per barrel, assisting both Eni and BP in meeting intermediate decarbonization targets.

What to Watch

The immediate focus will be on detailed subsea engineering and fabrication of tie-in spools and manifolds to prepare for offshore installation. Industry observers should monitor Azule Energy's drydocking and commissioning timeline for the new floater, as well as the formal decommissioning plan for the departing vessel. First oil through the newly configured subsea-to-FPSO system is anticipated to dictate Azule's medium-term production baseline in Angola.

Frequently Asked Questions

What is Azule Energy and who owns it?: Azule Energy is an incorporated 50-50 joint venture established in August 2022, pooling the Angolan upstream, LNG, and solar assets of Eni and BP. It operates as Angola's largest independent oil producer, holding substantial stakes across multiple deepwater blocks.
Why would an operator replace an operational FPSO instead of drilling new wells?: Aging FPSO hulls and topsides face increasing structural integrity issues, safety risks, and maintenance costs after decades at sea, even if the underlying reservoir retains commercial reserves. Transitioning existing subsea wells to a newer or refurbished unit ensures continued field life with higher uptime and better emissions efficiency.
What role does OneSubsea play in this infrastructure transition?: OneSubsea, an SLB company, provides the specialized subsea equipment, manifold modifications, and engineering necessary to disconnect flowlines from the legacy unit and safely tie them into the new FPSO's riser system.

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