Allseas is a leading offshore contractor specialising in pipeline installation, heavy lift and subsea construction. Since 1985, we have been developing cutting-edge technology and pushing the boundaries to deliver state-of-the-art solutions to meet the market’s ever-changing needs.

Experts in the execution of large and complex projects, we support clients in the design stage and offer services for project management, engineering, fabrication, installation and commissioning. We operate worldwide with a specialized fleet of installation and support vessels developed in-house.

Our heavy lift and pipelay vessel “Pioneering Spirit” is a game-changer, boasting lifting and pipelaying capabilities unrivaled anywhere in the industry.

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