Northern Offshore Services and SEA O.G Offshore enters a joint venture

The Fleet
A-CLASS

M/V Accomplisher

M/V Achiever

M/V Advancer

M/V Arriver

M/V Attender

B-CLASS

M/V Backer

M/V Boarder

M/V Bolder

M/V Booster

M/V Braver

M/V Bringer

M/V Builder

C-CLASS

M/V Carrier

M/V Contender

M/V Completer

D-CLASS

M/V Defender

M/V Detecter

M/V Developer

M/V Discoverer

M/V Dispatcher

M/V Doer

E-Class

M/V Energizer

M/V Explorer

M/V Exceeder

I-Class

M/V Impresser

M/V Improver

L-Class

M/V Leader

M/V Launcher

M-Class

M/V Maker

M/V Mover

M/V Master

M/V Mariner

M/V Measurer

M/V Modifier

M/V Maintainer

P-Class

M/V Progresser

M/V Protecter

M/V Preserver

M/V Proceeder

M/V Prevailer

M/V Placer

M/V Piloter

M/V Patroller

R-Class

M/V Runner

M/V Responder

T-Class

M/V Traveller

Multipurpose vessels

M/V Anholt Wind

M/V Djurs Wind

M/V Kattegat Wind

M/V Preceder

M/V Rescuer

R/V Skagerak

M/V Supplier

M/V Wind Supplier

M/V Wind Supporter

M/V Wind Transporter

Southboats

M/V Provider

M/V Supporter

M/V Producer

M/V Voyager

M/V Server

M/V Seeker

View all
A-CLASS

The A-Class series is a DNV classed state of the art high speed multipurpose vessel.

M/V Accomplisher

M/V Accomplisher is a 23m DNV classed state of the art vessel built in Norway, purpose built and designed for the offshore wind industry.

M/V Achiever

M/V Achiever is a 20m DNV classed state of the art vessel built in Norway, purpose built and designed for the offshore wind industry.

M/V Advancer

M/V Advancer is a 23m DNV classed state of the art vessel built in Norway, purpose built and designed for the offshore wind industry.

M/V Arriver

M/V Arriver is a 23m DNV classed state of the art vessel built in Norway, purpose built and designed for the offshore wind industry.

M/V Attender

M/V Attender is a 23m DNV classed state of the art vessel built in Norway, purpose built and designed for the offshore wind industry.

B-CLASS

B-Class is a 20 meters multipurpose service vessel, designed for supporting offshore wind farms.

M/V Backer

M/V Backer is a 20 meters multipurpose service vessel, designed for supporting offshore wind farms. The vessel is a part of our B-Class.

M/V Boarder

M/V Boarder is a 20 meters multipurpose service vessel, designed for supporting offshore wind farms. The vessel is a part of our B-Class.

M/V Bolder

M/V Bolder is a 20 meters multipurpose service vessel, designed for supporting offshore wind farms. The vessel is a part of our B-Class.

M/V Booster

M/V Booster is a 20 meters multipurpose service vessel, designed for supporting offshore wind farms. The vessel is a part of our B-Class.

M/V Braver

M/V Braver is a 20 meters multipurpose service vessel, designed for supporting offshore wind farms. The vessel is a part of our B-Class.

M/V Bringer

M/V Bringer is a 20 meters multipurpose service vessel, designed for supporting offshore wind farms. The vessel is a part of our B-Class.

M/V Builder

M/V Builder is a 20 meters multipurpose service vessel, designed for supporting offshore wind farms. The vessel is a part of our B-Class.

C-CLASS

C-class is a series of CTV vessels, with a hull shape of which ensures stability and performance.

M/V Carrier

M/V Carrier is a Damen Twin Axe vessel. The Damen Twin Axe is derived from an extensive research and development program for optimization of sea keeping and maneuverability at offshore operations.

M/V Contender

M/V Contender was designed as one of the larger vessels able to carry a relative large cargo, as well as personnel – and a strong sea keeping ability.

M/V Completer

M/V Completer was designed as one of the larger vessels able to transport large cargos offshore, as well as personnel – and a strong sea keeping ability, able to transfer personnel in conditions up to 1.5m/hs.

D-CLASS

The D-Class is the latest generation Crew Transfer Vessels. A state of the art, highly sought after vessel type.

M/V Defender

M/V Defender is the next generation Crew Transfer Vessels equipped with 24 seats and based on our extensive experience in the Offshore Wind market.

M/V Detecter

M/V Detecter is the next generation Crew Transfer Vessels equipped with 24 seats and based on our extensive experience in the offshore wind market.

M/V Developer

M/V Developer is the next generation Crew Transfer Vessels equipped with 12 seats and based on our extensive experience in the offshore wind market.

M/V Discoverer

M/V Discoverer is the next generation Crew Transfer Vessels developed and based on our extensive experience in the offshore wind market.

M/V Dispatcher

M/V Dispatcher is the next generation Crew Transfer Vessels equipped with 24 seats and based on our extensive experience in the offshore wind market.

M/V Doer

M/V Doer is the next generation Crew Transfer Vessels equipped with 24 seats and based on our extensive experience in the Offshore Wind market.

E-Class

The E-CLASS is the future generation Crew Transfer Vessels featured with Hybrid Technology.

M/V Energizer

M/V Energizer is a 39 meters hybrid Crew Transfer Vessel and is part of the E-class, the future generation Crew Transfer Vessels.

M/V Explorer

M/V Explorer is a hybrid Crew Transfer Vessel and is part of the E-class, the future generation of Crew Transfer Vessels.

M/V Exceeder

M/V Exceeder is a hybrid Crew Transfer Vessel and is part of the E-class, the future generation of Crew Transfer Vessels.

I-Class

The I-Class is our reliable, versatile and multi-purpose service vessel (MPSV) designed for efficient offshore operations.

M/V Impresser

The M/V Impresser, with its 33 meters and innovative hull, is giving the travellers a whole new comfort experience.

M/V Improver

The M/V Improver, with its 33 meters and innovative hull, is giving the travellers a whole new comfort experience.

L-Class

The L-Class series are specifically designed to transport personnel and equipment quickly and safely from shore to offshore installations.

M/V Leader

The M/V Leader is a high-speed crew transfer vessel (CTV).

M/V Launcher

M/V Launcher is a well proven, reliable and the most comfortable CTV. The hull profile creates a vessel that has the ability perform in a range of conditions; coupled with the patented Northern Offshore Group Fender system the vessel have increased performance even more.

M-Class

The M-Class series are 27 M high speed offshore support vessels, equipped with waterjets or CPP.

M/V Maker

M/V Maker is a 27 M high speed offshore support vessel, equipped with IPS and is purpose built and designed for the offshore wind industry.

M/V Mover

M/V Mover is a 27 M high speed offshore support vessel, equipped with IPS and is purpose built and designed for the offshore wind industry.

M/V Master

M/V Master is a 27 M high speed offshore support vessel, equipped with controllable pich propellers and is purpose built and designed for the offshore wind industry.

M/V Mariner

M/V Mariner is a 27 M high speed offshore support vessel, equipped with controllable pich propellers and is purpose built and designed for the offshore wind industry.

M/V Measurer

Measurer is equipped with quad IPS drive line which enables great manoeuvrability and performance in the wind field. The vessel is HSC certified to carry 24 industrial personnel. The passenger areas are bright, modern and comfortable. Providing a nice atmosphere to ensure passengers arrive to their offshore projects feeling energised for a days work.

M/V Modifier

With a very usable deck space. The vessels are constructed to cope with challenging seas, and are capable of transferring passengers in 2m/hs. The passenger saloon area provides a quiet, and comfortable atmosphere, even in rough weather – fully air-conditioned with suspension seating. The vessel is equipped with a galley area, shower, 4x cabins, WC, TV/DVD, and wireless internet.

M/V Maintainer

Maintainer is equipped with quad IPS drive line which enables great manoeuvrability and performance in the wind field. The vessel is HSC certified to carry 24 industrial personnel. The passenger areas are bright, modern and comfortable. Providing a nice atmosphere to ensure passengers arrive to their offshore projects feeling energised for a days work.

P-Class

M/V Progresser

M/V Progresser is one of three sisters, and is a well proven, reliable and comfortable CTV.

M/V Protecter

M/V Protecter is a well proven, reliable and comfortable CTV. The hull profile creates a vessel that has the ability perform in a range of challenging conditions.

M/V Preserver

M/V Preserver is a well proven, reliable and comfortable ctv. The hull profile creates a vessel that has the ability perform in a range of challenging conditions. Due to the vessel design, powered by mtu and rolls royce jets, the vessel is excellently suited for covering long distances quickly with the ability to travel at higher speeds than is generally seen within the industry

M/V Proceeder

M/V Proceeder is designed for performance and speed. The passenger saloon area provides a quiet, and comfortable atmosphere, fully air-conditioned with suspension seating. The vessel is equipped with 2x ensuite cabins, WC, showering facilities and a galley area, TV/DVD, wireless internet

M/V Prevailer

M/V Prevailer provides an exceptionally comfortable environment, with a fully resilient mounted superstructure.

M/V Placer

M/V Placer was designed as a vessel that is able to carry a large load relative to size, as well as personnel.

M/V Piloter

M/V Piloter was designed as a vessel that is able to carry a large load relative to size, as well as personnel.

M/V Patroller

M/V Patroller provides speed, economy and passenger comfort. Propulsion is delivered through two water jets.

R-Class

The R-Class is our reliable, versatile and multi-purpose service vessel (MPSV) designed for efficient offshore operations.

M/V Runner

M/V Runner, a state-of-the-art multi-purpose service vessel (MPSV) designed for efficient offshore operations. The M/V Runner offers versatile support for crew transport, supply and cargo transport, and construction support, making it an ideal choice for companies operating in the North Sea region and beyond

M/V Responder

M/V Responder, a state-of-the-art multi-purpose service vessel (MPSV) designed for efficient offshore operations. The M/V Runner offers versatile support for crew transport, supply and cargo transport, and construction support, making it an ideal choice for companies operating in the North Sea region and beyond

T-Class

T-CLASS is an updated/recycled version of the A-Class series. The updates include lengthening to 25,35 m and upgrade to 24 PAX.

M/V Traveller

M/V Traveller is a 25m designed crew transfer vessel built in Norway, purpose built and designed for the offshore wind industry.

Multipurpose vessels

The N-O-S Multipurpose-vessels are built for all kinds of special operations.

M/V Anholt Wind

M/V Anholt Wind is a 25 meters high speed vessel specially built for serving the offshore wind sector.

M/V Djurs Wind

M/V Djurs Wind is a 25 meter high speed vessel specially built for serving the off shore wind sector.

M/V Kattegat Wind

M/V Kattegat Wind is a 25 meter high speed vessel specially built for serving the offshore wind sector.

M/V Preceder

M/V Preceder is an ice going crew transfer vessel.

M/V Rescuer

M/V Rescuer is powered with double engines and equipped with reinforced skin, propeller and propellers axis which allows passage in light icy conditions.

R/V Skagerak

R/V SKAGERAK work with surveys and other samplings. The vessel is owned by University of Gothenburg and Northern Offshore Services has the technical and commerical management.

M/V Supplier

M/V Supplier is a multi role vessel suited for different types of work. Excellent manoeuvrability for precise manoeuvring. Perfectly suited for heavy-duty work offshore.

M/V Wind Supplier

M/V Wind Supplier is a 32 meters high speed vessel specially built for serving the offshore wind sector.

M/V Wind Supporter

M/V Wind supporter is a 23 meter high speed vessel specially built for serving the offshore wind sector.

M/V Wind Transporter

M/V Wind Transporter is a 25 meter high speed vessel specially built for serving the offshore wind sector.

Southboats

Customized vessels optimized for agility, quality and high performance.

M/V Provider

M/V Provider is unique in design; she carries 10 000 kg of deck cargo at speeds in excess of 25 knots with good sea keeping and maintaining excellent fuel efficiency.

M/V Supporter

M/V Supporter is a multipurpose vessel designes to meet high demands of transferring and cargo loading. She has a comfortable passenger saloon. Capacity of 12 passengers.

M/V Producer

M/V Producer is a 22 meter crew transfer vessel servicing the offshore wind industry.

M/V Voyager

M/V Voyager is designed for economy, and practicality. The vessel is driven by waterjet and has proven to be a very successful design for a variety of applications, including an extremely stable survey vessel. The vessel was re-powered in 2022.

M/V Server

M/V Server is a vessel designed for speed, economy, comfort and performance. Server is driven by fixed pitch propeller, and has proven to be a very successful design.

M/V Seeker

M/V Seeker is a vessel designed for speed, economy, comfort and performance. Server is driven by fixed pitch propeller, and has proven to be a very successful design.

View all

The fleet is divided into categories based on model and capacity.
Services
Career

Northern Offshore Services and SEA O.G. Offshore Establishes Joint Venture for Operating Crew Transfer Vessels in the U.S. Offshore Wind Industry.

Northern Offshore Services (N-O-S) and SEA O.G announced today they have entered into an agreement to provide marine services and CTV operations to the offshore wind industry in the United States.

The partnership will combine the forces of N-O-S, the market-leading crew transfer vessel operator in Europe, and the widely known offshore services provider, SEA O.G. Offshore.

“SEA O.G Offshore is a highly skilled marine supplier with a distinguished reputation for excellence,” says Fredrik Hallqvist, Chief Commercial Officer of Northern Offshore Services. “At N-O-S, we are looking forward to this partnership, which is in line with our strategy to continue our expansion in the offshore wind sector in the United States.”

“We are excited to partner with N-O-S and bring their innovative vessel designs to the U.S. offshore wind market,” says Clark Buffam, Chief Commercial Officer at SEA O.G. “The team at N-O-S brings a tremendous amount of operational experience and industry insight to the table. I know this will be a robust partnership when we combine our capabilities and specialized skill sets.”

About Northern Offshore Services

Northern Offshore Services is a market-leading operator of crew transfer vessels (CTVs)in Europe. The company operates about 30 vessels, of which most are CTVs. In addition, N-O-S has a complete set of onshore technical and commercial management services and has offices located in Copenhagen, Gothenburg, Hamburg, and Lowestoft.

About SEA O.G. Offshore

With more than 3,500 onshore wind turbines supported through their international logistic chain from overseas factory to foundation (ocean / barge / rail / truck), SEA.O.G. has become the leading integrated services provider to U.S. renewables industry. Their maritime expertise spans into a multitude of areas incl. heavy-lift, vessel/port operations management, marine agency, transport equipment sourcing & chartering. SEA O.G Offshore’s headquarters is in Houston, Texas with satellite offices in in Seattle, Washington, Boston, Massachusetts, Baltimore, Maryland, and Norfolk, Virginia.

Media contact

Northern Offshore Services
David Kristensson
Chairman of the Board
Phone: +46 (0)761 80 80 01
E-mail: david.kristensson@n-o-s.eu

Commercial contact

Northern Offshore Services
Fredrik Hallqvist
Chief Commercial Officer
Phone: +46 (0)761 80 80 11
E-mail: fredrik.hallqvist@n-o-s.eu

Commercial contact

SEA.O.G Offshore
Clark J Buffam
Chief Commercial Officer
Phone: +1.832.602.0373
E-mail: clark@seaofgravity.com

A-CLASS

M/V Accomplisher

M/V Achiever

M/V Advancer

M/V Arriver

M/V Attender

B-CLASS

M/V Backer

M/V Boarder

M/V Bolder

M/V Booster

M/V Braver

M/V Bringer

M/V Builder

C-CLASS

M/V Carrier

M/V Contender

M/V Completer

D-CLASS

M/V Defender

M/V Detecter

M/V Developer

M/V Discoverer

M/V Dispatcher

M/V Doer

E-Class

M/V Energizer

M/V Explorer

M/V Exceeder

I-Class

M/V Impresser

M/V Improver

L-Class

M/V Leader

M/V Launcher

M-Class

M/V Maker

M/V Mover

M/V Master

M/V Mariner

M/V Measurer

M/V Modifier

M/V Maintainer

P-Class

M/V Progresser

M/V Protecter

M/V Preserver

M/V Proceeder

M/V Prevailer

M/V Placer

M/V Piloter

M/V Patroller

R-Class

M/V Runner

M/V Responder

T-Class

M/V Traveller

Multipurpose vessels

M/V Anholt Wind

M/V Djurs Wind

M/V Kattegat Wind

M/V Preceder

M/V Rescuer

R/V Skagerak

M/V Supplier

M/V Wind Supplier

M/V Wind Supporter

M/V Wind Transporter

Southboats

M/V Provider

M/V Supporter

M/V Producer

M/V Voyager

M/V Server

M/V Seeker

View all

Northern Offshore Services and SEA O.G Offshore enters a joint venture

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