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Our Fleet

O.S. Energy manages and operates a fleet of eight group owned specialised multipurpose service vessels as well as third party vessels in exclusive long-term agreements or spot charters, offering notice times of less than 24 hours and high flexibility in fleet availability.

The vessels are characterised by low fuel consumption, high endurance as well as very good seakeeping capabilities.

Each vessel is manned by very experienced crew, certified to the applicable offshore standards and capable of performing various services and operations of the company's service portfolio.

Fortuna Crane

Fortuna Crane

GENERAL INFORMATION

  • Class: BV
  • Flag: Danish
  • Call sign / IMO / MMSI: OZWM2 / 7403158 / 219031237
  • Gross tonnage: 625
  • LOA: 53,70 m
  • Beam: 11,00 m
  • Draught: 2,90-3,55 m
  • Air Draught: 17,80 m
  • Fuel capacity: 420.000 l
  • Fresh water capacity: 123.000 l

 

MACHINERY

  • Engine: 2 x MWM TBD 440-8 1.620 kW
  • Auxiliary: 3 x Cummins-Diesel, 750 kW
  • Thrusters:
    • Bow thruster 280 kW
    • Stern thruster 280 kW

 

DECK ARRANGEMENT AND EQUIPMENT

  • Deckspace: 261 m²
  • Lifting appliances:
    • Crane SWL 27 t @ 6,5 m
    • A-Frame SWL 0,9 t
  • Container capacity: 20 x 20ft container
  • Survey rooms: 2
  • Extras:
    • Small workboat
    • Working winch SWL 20 t
    • Fuel supply pump 10 cub/h
    • 4-Point Mooring

ACCOMMODATION

  • Capacity: Up to 11 surveyors / 5 single cabins / 3 double cabins
  • Amenities: Free internet for PAX, Recreation room, Gym facilities, WC / showers
  • Internet: Satellite internet with FBB backup
  • Service speed: 10 kn
  • Maximum speed: 15 kn
  • Endurance offshore: 30+ days
  • Survey
    • MBES and SSS
    • UXO
    • Environmental (StUK4)
    • ROV and drone
  • Other
    • Buoy handling
    • Guard duties
    • Offshore supply services
    • Dive support

Fortuna Kingfisher

Fortuna Kingfisher

GENERAL INFORMATION

  • Class: DNV
  • Flag: Danish
  • Call sign / IMO / MMSI: OYYS2 / 4549133 / 219025574
  • Gross tonnage: 387
  • LOA: 38,55 m
  • Beam: 9,20 m
  • Draught: 4,50 m
  • Air Draught: 20,70 m
  • Fuel capacity: 22.000 l
  • Fresh water capacity: 10.000 l

 

MACHINERY

  • Engine: Deutz SBV 6 M 628 749 kW
  • Auxiliary: 2 x Deutz-MWM D 234 V8 124 kW
  • Thrusters:
    • 360° Waterjet bow thruster 230 kW
    • 360° Waterjet stern thruster 176 kW

 

DECK ARRANGEMENT AND EQUIPMENT

  • Deckspace: 100 m²
  • Lifting appliances:
    • Crane SWL 4 t
    • Davit crane SWL 3 t
  • Container capacity 2 x 20ft container
  • Survey rooms: 2
  • Extras:
    • Small workboat
    • Working winch SWL 3 t

 

ACCOMMODATION

  • Capacity: Up to 12 surveyors / 6 double cabins
  • Amenities: Free internet for PAX, Recreation room, Gym facilities, WC / showers
  • Internet: Satellite internet with FBB backup
  • Service speed: 10 kn
  • Maximum speed: 15 kn
  • Endurance offshore: 30+ day
  • Survey
    • MBES and SSS
    • UXO
    • Environmental (StUK4)
    • ROV and drone
  • Other
    • Buoy handling
    • Guard duties
    • Offshore supply services
    • Dive support

Fortuna Puffin

Fortuna Puffin

GENERAL INFORMATION

  • Class: DMA
  • Flag: Danish
  • Call sign / IMO / MMSI: OUJZ2 / 6923826 / 219171000
  • Gross tonnage: 213
  • LOA: 33,60 m
  • Beam: 6,60 m
  • Draught: 3,80 m
  • Air draught: 13,62 m
  • Fuel capacity: 35.000 l
  • Fresh water capacity: 18.000 l

 

MACHINERY

  • Engine: Alpha Diesel 750 kW
  • Auxiliary: 1 x 80 kW, 1 x 110 kW
  • Thrusters:
    • Azimuth bow thruster 260 kW

 

DECK ARRANGEMENT AND EQUIPMENT

  • Deckspace: 12 m²
  • Lifting appliances:
    • Crane SWL 1,96 t
  • Container capacity: 1 x 10ft container
  • Survey rooms: 1
  • Extras:
    • Small workboat
    • Working winch

 

ACCOMMODATION

  • Capacity: Up to 4 surveyors / 2 double cabins
  • Amenities: Free internet for PAX, Recreation room, Gym facilities, WC / showers
  • Internet: Satellite internet with FBB backup
  • Service speed: 9 kn
  • Maximum speed: 15 kn
  • Endurance offshore: 30+ days
  • Survey
    • MBES and SSS
    • UXO
    • Environmental (StUK4)
    • ROV and drone
  • Other
    • Buoy handling
    • Guard duties
    • Offshore supply services
    • Standby rescue services
    • Dive support

Hydrograf

Hydrograf

GENERAL INFORMATION

  • Class: BV
  • Flag: German
  • Call sign / IMO / MMSI: DFKL / 6724440 / 218298000
  • Gross tonnage: 343
  • LOA: 40,64 m
  • Beam: 7,80 m
  • Draught: 3,10 m
  • Air Draught: 14.50 m
  • Fuel capacity: 27.900 l
  • Fresh water capacity: 35.400 l

 

MACHINERY

  • Engine: Caterpillar 3508 626 kW
  • Auxiliary: 1 x Iveco 56 kW, 1 x Volvo Penta 77 kW
  • Thrusters:
    • Bow thruster 170 kW

 

DECK ARRANGEMENT AND EQUIPMENT

  • Deckspace: Aft deck 28 m² / Boat deck 30 m²
  • Lifting appliances:
    • Crane SWL 1,5 t
    • A-Frame SWL 1 t
  • Container capacity: 1 x 15ft container (vibration compensated)
  • Survey rooms: 1
  • Extras:
    • Small workboat
    • Working winch SWL 5 t

 

ACCOMMODATION

  • Capacity: Up to 12 surveyors / 6 double / 2 single cabins
  • Amenities: Free internet for PAX, Recreation room, Gym facilities, WC / showers
  • Internet: Satellite internet with FBB backup
  • Service Speed: 10 kn
  • Maximum Speed: 15 kn
  • Endurance Offshore: 30+ days
  • Survey
    • MBES and SSS
    • UXO
    • Environmental (StUK4)
    • ROV and drone
  • Other
    • Buoy handling
    • Guard duties
    • Offshore supply services
    • Dive support

Arne Tiselius

Arne Tiselius

GENERAL INFORMATION

  • Class: DMA
  • Flag: Danish
  • Call sign / IMO / MMSI: OULB2 / 7517624 / 219012162
  • Gross tonnage: 237
  • LOA: 31,00 m
  • Beam: 7,00 m
  • Draught: 2,90 m
  • Air Draught: 9,40 m
  • Fuel capacity: 15.000 l
  • Fresh water capacity: 10.000 l

 

MACHINERY

  • Engine: B&W Alpha 405-26 367 kW
  • Auxiliary: 2 x Volvo TD 70 BK with Stamford MC30B 60 kW
  • Thrusters:
    • Bow thruster 80 kW
    • Stern thruster 80 kW

 

DECK ARRANGEMENT AND EQUIPMENT

  • Deckspace: 62 m²
  • Lifting appliances:
    • Crane SWL 3,4 t
    • A-Frame SWL 5 t
  • Container capacity: 1 x 20ft container
  • Survey rooms: 2
  • Extras:
    • Small workboat
    • Working winch SWL 5 t
    • Capstan SWL 5 t

 

ACCOMMODATION

  • Capacity: Up to 10 surveyors / 5 double cabins
  • Amenities: Free internet for PAX, Recreation room, Gym facilities, WC / showers
  • Internet: Satellite internet with FBB backup 
  • Service speed: 10 kn
  • Maximum speed: 15 kn
  • Endurance offshore: 30+ days
  • Survey
    • MBES and SSS
    • UXO
    • Environmental (StUK4)
    • ROV and drone
  • Other
    • Buoy handling
    • Guard duties
    • Offshore supply services
    • Dive support

Søløven

Søløven

GENERAL INFORMATION

  • Class: DMA
  • Flag: Danish
  • Call sign / IMO / MMSI: OXQL2 / 8862569 / 219570000
  • Gross tonnage: 390
  • LOA: 46,00 m
  • Beam: 8,48 m
  • Draught: 3,15 m
  • Air Draught: 19,60 m
  • Fuel capacity: 37.000 l
  • Fresh water capacity: 27.000 l

 

MACHINERY

  • Engine: B&W Alpha 496R 530 kW
  • Auxiliary: 2x Frichs 4185C 76 kW, Scania DIR5 9M 200 kW, Cummins 75 kW
  • Thrusters:
    • Azimuth bow thruster 250 kW

 

DECK ARRANGEMENT AND EQUIPMENT

  • Deckspace: 75 m²
  • Lifting appliances:
    • Crane SWL 1,4 t @ 12,4m
    • Derrick SWL 10,0 t
  • Container capacity: 1 x 10ft container
  • Survey rooms: 2
  • Extras:
    • Small workboat
    • Working winch SWL 12,0 t

 

ACCOMMODATION

  • Capacity: Up to 12 surveyors / 2 double / 8 single cabins
  • Amenities: Free internet for PAX, Recreation room, Gym facilities, WC / showers
  • Internet: Satellite internet with FBB backup
  • Service Speed: 10 kn
  • Maximum Speed: 14 kn
  • Endurance Offshore: 30+ days
  • Survey
    • MBES and SSS
    • UXO
    • Environmental (StUK4)
    • ROV and drone
  • Other
    • Buoy handling
    • Guard duties
    • Offshore supply services
    • Dive support

Sverdrupson

Sverdrupson

GENERAL INFORMATION

  • Class: NMA
  • Flag: Norwegian
  • Call sign / IMO / MMSI: LAOH3 / 5139234 / 257273000
  • Gross tonnage: 272
  • LOA: 39,89 m
  • Beam: 7,62 m
  • Draught: 3,00 m
  • Air draught: 14,20 m
  • Fuel capacity: 67.000 l
  • Fresh water capacity: 40.000 l

 

MACHINERY

  • Engine: Wichmann 1 600 442, 742 kW
  • Auxiliary: 2 x John Deere 52 kW

 

DECK ARRANGEMENT AND EQUIPMENT

  • Deckspace: 60 m²
  • Lifting appliances:
    • Crane SWL 1,7 t
  • Container capacity: 1 x 10ft container
  • Survey rooms: 1
  • Extras
    • Small workboat
    • Working winch SWL 1 t

 

ACCOMMODATION

  • Capacity: Up to 11 surveyors / 6 double / 2 single cabins
  • Amenities: Free internet for PAX, Recreation room, Gym facilities, WC / showers
  • Internet: Satellite internet with FBB backup
  • Service Speed: 10 kn
  • Maximum Speed: 15 kn
  • Endurance Offshore: 30+ days
  • Survey
    • MBES and SSS
    • UXO
    • Environmental (StUK4)
    • ROV and drone
  • Other
    • Buoy handling
    • Guard duties
    • Offshore supply services
    • Dive support

Prince Madog

Prince Madog

GENERAL INFORMATION

  • Class: DNV
  • Flag: United Kingdom
  • Call sign / IMO / MMSI: ZNLJ5 / 9229611 / 235234000
  • Gross tonnage: 390
  • LOA: 34,09 m
  • Beam: 8,50 m
  • Draught: 3,70 m
  • Air draught: 23,70 m
  • Fuel capacity: 72.000 l
  • Fresh water capacity: 30.000 l

 

MACHINERY

  • Engine: Wartsila 6L20C 1080 kW Gear box includes PTO/PTI, combined shaft generator
  • Thrusters:
    • Bow thruster 150 kW

 

DECK ARRANGEMENT AND EQUIPMENT

  • Deckspace: 80 m²
  • Lifting appliances:
    • Crane SWL 1,5 t @ 8,1 m aft
    • ​​​​​Crane SWL 1,0 t @ 6,5 m fore
    • A-Frame SWL 5 t
  • Container capacity: 1 x 10ft container
  • Survey rooms:
    • Dry laboratory 26m²
    • Wet laboratory 29m²
  • Extras:
    • Small workboat
    • Rapp GW200 Hydro winch 1000 m length x 4 mm dia.
    • Rapp GW200 CTD winch 500 m length x 6 mm dia.
    • 2x Rapp TWS-705/BS70 split trawl winches 1000 m x 18 mm dia.

 

ACCOMMODATION

  • Capacity: Up to 12 surveyors / 5 double / 2 single cabins
  • Amenities: Free internet for PAX, Recreation room, Gym facilities, WC / showers
  • Internet: Satellite internet with FBB backup
  • Service speed: 10 kn
  • Maximum speed:11 kn
  • Endurance offshore: 14+ days
  • Survey
    • MBES and SSS
    • UXO
    • Environmental (StUK4)
    • ROV and drone
  • Other
    • Student teaching
    • Buoy handling
    • Guard duties
    • Offshore supply services
    • Dive support

Arctic Hunter

Arctic Hunter

GENERAL INFORMATION

  • Class: RINA
  • Flag: Danish
  • Call sign / IMO / MMSI: OUWK2 / 7719832 / 219616000
  • Gross tonnage: 453
  • LOA: 40,53 m
  • Beam: 9,00 m
  • Draught: 3,75 m
  • Air Draught: 12,60 m
  • Fuel capacity: 96.000 l
  • Fresh water capacity: 10.000 l

 

MACHINERY

  • Engine: Caterpillar 3512 TA 745 kW
  • Auxiliary: 2 x Volvo Penta D5 86 kW
  • Thrusters:
    • Bow thruster 147 kW

 

DECK ARRANGEMENT AND EQUIPMENT

  • Deckspace: 100 m²
  • Lifting appliances:
    • Crane SWL 9,5 t
    • A-Frame SWL 12 t​​
    • Container capacity: 2 x 20ft container
  • Survey rooms: 2
  • Extras:
    • Small workboat
    • Working winch SWL 12 t

 

ACCOMMODATION

  • Capacity: Up to 12 surveyors / 2 single cabins / 5 double cabins
  • Amenities: Free internet for PAX, Recreation room, Gym facilities, 6 WC / showers
  • Internet: Satellite internet
  • Service Speed: 10 kn
  • Maximum Speed: 15 kn
  • Endurance Offshore: 30+ days
  • Survey
    • MBES and SSS
    • UXO
    • Environmental (StUK4)
    • ROV and drone
  • Other
    • Buoy handling
    • Guard duties
    • Offshore supply services
    • Dive support

Arctic Ocean

Arctic Ocean

GENERAL INFORMATION

  • Class: RINA
  • Flag: Danish
  • Call sign / IMO / MMSI: OZGP2 / 7427166 / 219027992
  • Gross tonnage: 424
  • LOA: 39,90 m
  • Beam: 9,45 m
  • Draught: 5,30 m
  • Air draught: 16,60 m
  • Fuel capacity: 82.500 l
  • Fresh water capacity: 45.000 l

 

MACHINERY

  • Engine: B&W Alpha 23-30 735 kW
  • Auxiliary: 2 x Volvo TAMD121A 275 kW, 2 x Volvo TAMD120 210 kW
  • Thrusters:
    • Azimuth bow thruster 280 kW
    • Aquamaster stern thruster 190 kW

 

DECK ARRANGEMENT AND EQUIPMENT

  • Deckspace: 49 m² aft deck / 80 m² boat deck
  • Lifting appliances:
    • Crane SWL 2,75 t
    • A-Frame SWL 2,5 t
  • Container capacity: 1 x 20ft container
  • Survey rooms: 1
  • Extras:
    • Small workboat
    • Working winch SWL 2,5 t
    • 2 x Outrigger booms
    • 4-Point Mooring

 

ACCOMMODATION

  • Capacity: Up to 18 surveyors / 9 double cabins
  • Amenities: Free internet for PAX, Recreation room, Gym facilities, WC / showers
  • Internet: Satellite internet
  • Service speed: 10 kn
  • Maximum speed: 15 kn
  • Endurance offshore: 30+ days
  • Survey
    • MBES and SSS
    • UXO
    • Environmental (StUK4)
    • ROV and drone
  • Other
    • Buoy handling
    • Guard duties
    • Offshore supply services
    • Dive support

Fortuna Robin

Fortuna Robin

GENERAL INFORMATION

  • Class: BV
  • Flag: Danish
  • Call sign / IMO / MMSI: OVIK2/ 8741868 / 211813590
  • Gross tonnage: 175
  • LOA: 28,5 m
  • Beam: 8 m
  • Draught: 1,7 m
  • Fuel capacity: 31 T
  • Fresh water capacity: 4 T + fresh water maker

MACHINERY

  • Engine: John Deere 6135 AFM85 355 KW
  • Auxiliary: 1 x 100 kW, 1 x 68 kW
  • Hydraulic Power Packs: 1 x 260 kW (bow thruster), 2x 40 kW (winches and crane)
  • Bow Thrusters: 2 x Schottel rudder propeller 240 kW

 

DECK ARRANGEMENT AND EQUIPMENT

  • Deckspace: 118 m², wood covered
  • Cargo hold: 17,5 m²
  • Survey Rooms: 1
  • Work Shop: 35 m²
  • Deck load capacity: 40 T
  • Lifting appliances:
    • Hydraulic marine crane 10,75 to @ 4,75 m / 2,65 @ 16,20 m
  • Spud legs: 2 x 12 m for a water depth til 10 m
  • Extras:
    • Water pump 30 cub/h
    • 4 point-mooring
    • Small workboat
    • Ice strengthened FPP

ACCOMMODATION

  • Capacity: Up to 5 surveyors / 2 double cabins / 1 single cabin
  • Amenities: Free internet for PAX, WC / showers
  • Internet: Satellite internet with FBB backup
  • Speed: 9,2 kn
  • Endurance offshore: 14+ days
  • Survey
    • MBES and SSS
    • UXO
    • Environmental (StUK4)
    • ROV and drone
    • Nearshore Survey
    • 4 PM Survey
  • Other
    • Buoy handling
    • Guard duties
    • Offshore supply services
    • Dive support

Fortuna Falcon

Fortuna Falcon
  • Class: DMA
  • Call sign: XPE7697
  • LOA: 6 m
  • Beam: 2,45 m
  • Draught 0,7 m
  • Engine: Mercury Seapro 115 HP 4 Stroke
  • Radar
  • AIS
  • Space for 16 persons max.
  • High powered external lights
  • Lifelines
  • Hydraulic steering
  • Electronic Chart System (ECS)
  • Speed 30 kn
  • Rescue Boat
  • Surveys
  • Bird watching

O.S. Energy GmbH

Marine Power Solutions
Am Hafen 25
25348 Glückstadt
Germany

Phone: +49 (0) 4124 - 609 1801
Mail: infoos-energyde
Web: www.os-energy.de

O.S. Energy (UK) Ltd

33 Bellingham Drive
Newcastle upon Tyne
NE12 9SZ
United Kingdom

Phone: +49 (0) 4124 - 609 1801
Mail: infoos-energyde
Web: www.os-energy.de