EPC contractor

Wison Engineering

Awarded the EPC contract for Phase 2 of ADNOC Gas’s Rich Gas Development project, a new natural gas processing train at Habshan, valued by ADNOC Gas at $3.9 billion.

Oil and gas

EPC Feed · Engineering assessment

Wison Engineering: an engineering assessment of ADNOC Gas’s Habshan expansion

By EPC Feed · Published · Updated

Wison Engineering’s award for Phase 2 of ADNOC Gas’s Rich Gas Development program is a focused gas-processing assignment: a new natural-gas processing train at Habshan, valued by ADNOC Gas at US$3.9 billion. The owner says the project will expand processing capacity and enhance operational flexibility, supporting downstream and petrochemical sectors. This is a substantial, clearly bounded process-plant package within a larger growth program. A positive technical assessment can be made from its stated purpose and strategic place, while recognizing that the source does not yet publish detailed train capacity or equipment configuration.1

The project sits within ADNOC Gas’s integrated network, which receives feed gas from onshore and offshore production and supplies products including sales gas, natural gas liquids, condensate and sulfur. In that broader setting, an additional Habshan train is not an isolated plant: its value depends on how new processing capacity connects to upstream feed and downstream customers. This is an editorial reading of the owner’s described network, not an assertion about Phase 2’s specific tie-in points. The source says Phase 1 is expanding key processing units across multiple assets but gives no Phase 2 flow diagram.1

ADNOC Gas’s stated objective includes improved operational flexibility. That is a meaningful design ambition for a processing asset connected to multiple feed sources and markets, because flexibility can concern how facilities respond to feed and demand conditions. But the release does not define flexibility metrics, process envelopes or turndown capability. A careful assessment should therefore credit the project’s intended operating role without converting an objective into a guaranteed technical outcome. The eventual design data and commissioning results will be needed to determine what flexibility the new train provides in practice.1

The scale of the investment is noteworthy in the owner’s project portfolio. ADNOC Gas reports US$8.2 billion of EPC awards for Phases 2 and 3 combined, including Wison’s US$3.9 billion Habshan package, and describes the full RGD project as a US$13.2 billion program including Phase 1. These figures are company disclosures and concern different program boundaries. They show the significance of the award but should not be read as Wison’s revenue or as the standalone cost of all associated infrastructure beyond the stated Phase 2 contract value.1

The owner has taken final investment decisions for Phases 2 and 3, and says both EPC contracts have been awarded. That places Wison’s Phase 2 assignment beyond an early memorandum or study stage. At the same time, the release does not publish a completion date, processing volume, engineering milestones or construction progress for this package. This status-specific view is positive without promising outcomes: the project is authorized and contracted, while execution evidence remains to be reported.1

Habshan is part of a larger system in which ADNOC Gas reports processing, pipeline transmission and LNG/export assets. The company’s own overview describes a 3,260-kilometre pipeline network and processing outputs serving domestic and export customers. Such integration raises the importance of interface management between the new train, existing assets, utilities and product routes. The announcement does not disclose Wison’s tie-in scope or any pipeline work, so those interfaces are an engineering context rather than a claim about the contractor’s package.1

The available evidence supports a favorable view of Wison Engineering’s role in a major, owner-approved gas-processing expansion. Its value lies in a new Habshan train intended to add capacity and operating flexibility within an established integrated gas system. The project’s scale and strategic position are clear; its detailed performance parameters are not. Future disclosure on design capacity, construction progress, commissioning and integration will make it possible to assess delivery. Until then, this assessment recognizes the award and its technical purpose without asserting guaranteed throughput, efficiency or schedule.1

On the record

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Relationships

ADNOC Gas: 2 documented linksADNOC GasTecnimont: 2 documented linksTecnimontWison Engineering: 2 documented linksWison Engineering
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Named in the same story2

Projects named in sources

ProjectCountryRoleYearStatus
Rich Gas Development Phase 2: new gas processing train at Habshan1United Arab EmiratesEPC contractor2026Awarded

News

Sources

  1. ADNOC Gas Delivers Resilient Q2 Net Income, Takes FID on Major Growth ProjectsCompany releaseADNOC GasPublished 10 August 2026Read 23 October 2026

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