Our worldwide project highlights

With over 300 projects and more than 28,000 kilometres of subsea pipeline installed worldwide, we continually set new standards for excellence. Our state-of-the-art vessels excel in deepwater installation, pipelay and single lift installation, removal and transport. We design, build and execute for project scopes involving complex pipelay and heavy lift.

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2024 Greater Tortue Ahmeyim

Greater Tortue Ahmeyim (GTA)

Installation of flowline sections for bp’s ultra-deepwater GTA development offshore Mauritania & Senegal, requiring redesign of structures and appendages and bespoke engineering and fabrication to modify S-lay installation vessel for J-mode activities. 

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Barossa Gas Export Pipeline (GEP) hero

Barossa Gas Export Pipeline (GEP)

Installation of a 262-kilometre export pipeline that will connect the Barossa field development to the future Darwin Pipeline Duplication (to be installed by Allseas; link to separate page) and transport natural gas to the Darwin LNG facility in Australia’s Northern Territory.  

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Southeast Gateway

Southeast Gateway Pipeline

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2023 Eldfisk Nort

Eldfisk North

Installation of CRA multiphase pipe-in-pipe (PIP) and gaslift pipelines necessary to increase capacity utilising existing infrastructure in the North Sea’s Greater Ekofisk Area.

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2023 Baleine Phase

Baleine phase 1

Our first pipelay project in West Africa, comprising transport and installation of a 78-kilometre gas export pipeline for the deepwater ENI Baleine Phase 1 development offshore Ivory Coast. 

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2022 Anchor Export Pipelines

Anchor Export Pipelines

Installation of oil and gas export lines for Chevron’s breakthrough deepwater Anchor field development, the first 20,000 psi production hub in the Gulf of Mexico. 

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Jerun Development

Jerun Development

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2022 Whale Oil & Gas Export Pipelines

Whale Oil & Gas Export Pipelines

Construction of 18-inch oil and gas export pipeline connecting the ultra-deepwater Whale field with existing platform and pipeline infrastructure in the southern Gulf of Mexico. 

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2023 Shenandoah Export Pipeline

Shenandoah Export Pipeline

Construction of 167-kilometre long, 20-inch export pipeline connecting the Garden Banks (GB) 72 platform to the ultra-high-pressure Shenandoah deepwater development in the Gulf of Mexico. 

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Timi Development

Timi Development

Allseas pipelay debut in Malaysia, comprising the installation of an 80-kilometre pipeline for the Timi sweet gas field development tied into the Shell-operated F23 production hub off the coast of Sarawak.  

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2021 Gorgon Stage 2

Gorgon Stage 2 (GS2)

Installation of production flowlines, diverse utility pipelines and structures for the deep-water Gorgon LNG expansion project, off the coast of Western Australia.