N-Sea Group entered a long-term charter for the newbuild offshore support vessel Dominus from Rederij Groen. This expands N-Sea's integrated subsea and survey capabilities for North.
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Counterparts (4)
supplier
PASSER
company · 1 deals
Ølensvåg, Norway-based Passer Group is an engineering and construction firm established in 1984, specializing in electrical and instrumentation solutions, control systems, and hazardous area installations for marine, offshore, industrial, and energy transition sectors. With over 100 employees, it provides full lifecycle services from engineering to maintenance.
Shipyard De Hoop
company · 1 deals
Shipyard De Hoop is a Dutch shipbuilding company founded in 1889, specializing in the design and construction of a wide range of vessels including offshore support vessels, passenger ships, ferries, and dredging vessels. With over 1800 vessels delivered, the company operates from its shipyard in Termunten, Netherlands, serving a global client base.
Partner
N-Sea Group
company · 1 deals
Velsen-Noord, Netherlands-based N-Sea Group is an offshore subsea services provider with over 300 employees, specializing in integrated subsea solutions for the offshore energy and infrastructure sectors, including renewables, oil & gas, and unexploded ordnance (UXO) clearance.
Rederij Groen
company · 1 deals
Rederij Groen is a Dutch family-owned shipping company founded in 1974, specializing in offshore support services including seismic, guard, and crew transfer vessels, primarily serving the offshore energy industry from its base in Scheveningen, Netherlands.
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Deal Analysis
N-Sea Group is securing future operational capacity and advanced capabilities without direct ownership capital expenditure by leveraging a long-term charter for the newbuild offshore support vessel Dominus. This structure allows Velsen-Noord-based N-Sea Group, with over 300 employees, to immediately expand its integrated subsea and survey offerings, particularly for North Sea operations, upon the vessel's completion from Shipyard De Hoop in Tolkamer, Netherlands. The arrangement with Rederij Groen provides N-Sea Group with dedicated access to a purpose-built asset, enhancing its service delivery for the offshore energy and infrastructure sector. This partnership mitigates the capital intensity typically associated with fleet expansion for N-Sea Group, transferring asset ownership and maintenance responsibilities to Rederij Groen while securing long-term operational flexibility. The newbuild status of the Dominus, announced on 2026-03-10, ensures N-Sea Group gains access to modern technology and efficiency for its specialized subsea operations.
Rederij Groen, a Dutch family-owned shipping company established in 1974, leverages its expertise in offshore support services, including seismic and guard vessels, by financing and owning the Dominus for a dedicated long-term revenue stream. This deal adds a newbuild offshore support vessel to Rederij Groen's portfolio, aligning with its primary focus on the offshore energy sector. Shipyard De Hoop, a Dutch shipbuilding company founded in 1889, is responsible for the construction of the Dominus in Tolkamer, Netherlands, showcasing its continued specialization in offshore support vessels. Passer Group, a Norway-based engineering and construction firm established in 1984, contributes its electrical and instrumentation solutions to the vessel's construction, supporting Shipyard De Hoop's delivery. For N-Sea Group, this charter strengthens its position in integrated subsea solutions, allowing it to meet increasing demand within the offshore energy and infrastructure sectors without direct asset ownership. The partnership demonstrates a collaborative approach within the Dutch offshore industry to deploy specialized assets for evolving operational requirements.
- N-Sea Group, with over 300 employees, expands its integrated subsea and survey capabilities through a long-term charter.
- The newbuild offshore support vessel Dominus is currently in its construction stage at Shipyard De Hoop in Tolkamer, Netherlands.
- Rederij Groen, a Dutch family-owned shipping company founded in 1974, will own the Dominus and provide it under charter.
- Passer Group, established in 1984 in Norway, is supplying electrical and instrumentation solutions for the Dominus.
- The deal, announced on 2026-03-10, involves an undisclosed value for the long-term charter agreement.
Source Intelligence
KEY DETAILS
The vessel's construction is underway following a keel-laying ceremony held in the final week of February. The addition of Dominus forms part of N-Sea’s fleet expansion strategy. N-Sea will operate the vessel under full management and control as part of its fleet of multi-purpose vessels supporting subsea infrastructure projects across the offshore energy sector. The vessel is designed for operations in the North Sea and will support geophysical and subsea activities including 2D and 3D seismic surveys and wide swath unexploded ordnance (UXO) surveys. The vessel will measure about 69.85 meters in length with a beam of 15.77 meters and a draught of 4.5 meters. It will also feature a spacious deck layout, lifting capacity and a midship moonpool, supporting expanded geotechnical and site investigation capabilities for N-Sea. Quotes: "Construction of the vessel is underway following a keel-laying ceremony held in the final week of February.", "The addition of Dominus forms part of N-Sea’s fleet expansion strategy.", "N-Sea will operate the vessel under full management and control as part of its fleet of multi-purpose vessels supporting subsea infrastructure projects across the offshore energy sector.", "It is designed for operations in the North Sea and will support geophysical and subsea activities including 2D and 3D seismic surveys and wide swath unexploded ordnance (UXO) surveys.", "The vessel will measure about 69.85 meters in length with a beam of 15.77 meters and a draught of 4.5 meters.", "The vessel will also feature a spacious deck layout, lifting capacity and a midship moonpool, supporting expanded geotechnical and site investigation capabilities for N-Sea."
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Location
at Shipyard De Hoop in Tolkamer, the Netherlands.
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PPA Details
N-Sea Group has entered into a long-term charter agreement with Rederij Groen
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Announcement
Published Mar 10, 2026 5:22 am ET
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COD
Delivery of the vessel is scheduled for April 2027.
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Expected Close
Delivery of the vessel is scheduled for April 2027.
PARTIES MENTIONED IN SOURCE
N
N-Sea Group
Charterer/Operator
"N-Sea Group has entered into a long-term charter agreement with Rederij Groen for the newbuild offshore support vessel Dominus"
R
Rederij Groen
Owner/Lessor
"N-Sea Group has entered into a long-term charter agreement with Rederij Groen for the newbuild offshore support vessel Dominus"
P
PASSER
Constructor
"which is being constructed by PASSER at Shipyard De Hoop in Tolkamer, the Netherlands."
S
Shipyard De Hoop
Shipyard
"which is being constructed by PASSER at Shipyard De Hoop in Tolkamer, the Netherlands."
medium quality
Enriched Mar 10, 2026
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