Clients & References
Our Track Record
O.S. Energy has an excellent track record working alongside industry leading clients on various offshore wind farms in the North Sea and Baltic.
Our customer oriented attitude and successful performance of numerous projects, has led to rapidly developing a strong reputation and a solid track record.

OWF Sandbank
Geotechnical investigations
Subsea / ROV Inspection
UXO surveys
Guard vessel duties
Environmental monitoring- Radar and transect surveys
Noise measurement surveys, Hydrophone & POD services
Crew changes
Bottom sampling
ROV survey
Seabed survey
OWF Amrumbank West
Subsea / ROV Inspection
Sonar Transponder test
Noise measurement surveys, Hydrophone & POD services
Environmental monitoring- Radar and transect surveys
OWF Baltic 2
Noise measurement survey, Hydrophone & POD services
OWF Bard Offshore I and Cluster 6
Noise measurement surveys, Hydrophone & POD services
Environmental monitoring- Radar and transect surveys
Benthos surveys
Trial fishing
Waverider buoy deployment and recovery
Anchorstone search and recovery
Bottom sampling
Drone and sonar survey
OWF Dogger Bank
Bottom sampling
Benthos surveys
OWF Borkum Riffgrund
Noise measurement surveys, Hydrophone & POD services
C-POD deployment
Environmental monitoring- Radar and transect surveys
OWF Butendiek
Environmental monitoring- Radar and transect surveys
Bottom sampling
Bird catching
Noise measurement surveys, Hydrophone & POD services
Waverider buoy deployment and recovery
Efficiency monitoring
Trial fishery
ROV survey / inspection of monopiles and OSS
Subsea / ROV inspection
Cluster östl. Austerngrund
Environmental monitoring- Radar and transect surveys
Noise measurement surveys, Hydrophone & POD services
Efficiency monitoring
OWF Dan Tysk
Subsea / ROV Inspection
Noise measurement surveys, Hydrophone & POD services
Sand dredging operations
Guard vessel duties
Trial fishery
Environmental monitoring- Radar and transect surveys
Seabed survey
OWF Wikinger
Cardinal buoy commissioning campaign
Environmental monitoring- Radar and transect surveys
UXO surveys
Noise measurement surveys, Hydrophone & POD services
Efficiency monitoring
Subsea / ROV inspection
Benthos surveys
Searching for equipment
Depth measurement
Corrosion frame recovery
OWF Arkona
Subsea / ROV Inspection
Cardinal buoy commissioning campaign
HSE Demo
Noise measurement surveys, Hydrophone & POD services
Visiting construction site
OWF Riffgat
Diving services
ROV survey / inspection of substructures
Multibeam survey
Fehmarn Belt
POD deployment, recovery and service
Bottom sampling
Video transect surveys
OWF Gemini
Efficiency monitoring
Mooring buoy inspection
OWF Global Tech I
Mooring buoy deployment and recovery
Accommodation vessel service
Anchor search
Mooring anchor deployment
Seabed surveys
Noise measurement surveys, Hydrophone & POD services
Environmental monitoring- Radar and transect surveys
Trial fishery
Multibeam and side scan sonar surveys
OWF He Dreiht
Environmental monitoring- Radar and transect surveys
OWF Hohe See
Environmental monitoring- Radar and transect surveys
Noise measurement surveys, Hydrophone & POD services
Guard vessel duties
Cardinal buoy recovery
OWF Kriegers Flak
Noise measurement surveys, Hydrophone & POD services
Guard vessel duties
Waverider and data buoy recovery
OWF Meerwind Süd / Ost
Waverider buoy deployment and services
Environmental monitoring- Radar and transect surveys
Noise measurement surveys, Hydrophone & POD services
Seabed surveys
Side scan surveys
Cable route surveys
Trial fishery
Armorlayer measurements
OWF Nordergründe
Environmental monitoring- Radar and transect surveys
Geophysical bottom survey
Guard vessel duties
Noise measurement survey, Hydrophone & POD Service
OWF Nordsee Ost
Noise measurement survey, Hydrophone & POD service
Environmental monitoring- Radar and transect surveys
Test of WDS system
ROV subsea inspection campaign of turbine foundations and OSS
Cluster Sylwin
Efficiency monitoring
Cluster Helwin
Environmental monitoring and transect surveys
Noise measurement survey, Hydrophone & POD service
Bottom sampling
Benthos surveys
Trial fishing
Pick up spar buoys
Subsea / ROV inspection
OWF Trianel Borkum
Anchorstone recovery
Benthos surveys
Multibeam survey
ROV subsea inspection campaign of turbine foundations and OSS
Ameland
Scoters catching
Towing La Carlotta
Towing from Hörnum to Esbjerg
UMBO Cluster
Noise measurement survey, Hydrophone & POD service
POD station redeployment
Environmental monitoring- Radar and transect surveys
Anchorstones recovery
Side scan surveys
OWF Vesterhav
Efficiency monitoring
Dogger
TOBIS Fishing
Elbow Spit
TOBIS fishing
Tail End
TOBIS fishing
Norway EEZ
TOBIS fishing
Skagerrak
TOBIS fishing
West Coast Jutland
TOBIS fishing
Syd for Dogger
TOBIS fishing
Ny banke east
TOBIS fishing
Doosing
TOBIS fishing
Ny banke east
TOBIS fishing
OWF Alpha Ventus
ROV survey / inspection of substructures
Multibeam survey
OWF Albatros
Guard vessel duties
Cardinal buoy recovery
OWF Horns Rev
Guard vessel duties
Multibeam Survey
OWF Veja Mate
Searching / recovery of wave rider buoy
Deployment wave rider buoy
Benthos surveys
Gas field Tyra
Guard vessel duties
Minsener Oog
UXO survey
Guard vessel duties UXO
OWF Hornsea One
Hydrophone deployment
Sylter Außenriff
Bottom sampling
Video
Oil & Gas
Bottom sampling
COBRA cable
Guard vessel duties
Nordlink
Guard vessel duties
Nord Stream 2
POD deployment and service
Hydrophone deployment and service
Bottom sampling
OWF Gode Wind
Buoy Service
Side scan survey for debris clearance
OWF Mermaid
Geotechnical Survey
OWF Seastar
Geotechnical survey
OWF Luchterduinen
Subsea / ROV inspection
OWF Prinses Amalia
Subsea / ROV inspection
OWF Øland
Environmental monitoring- Radar and transect surveys
OWF Skåne
Environmental monitoring- Radar and transect surveys
OWF Galloper
Turbine blade drone inspection
OWF Sødra Midsjøbanken
Noise measurement survey, Hydrophone & POD service
OWF Gotland
Environmental monitoring- Radar and transect surveys
OWF Neart na Gaoithe
Noise measurement survey, Hydrophone & POD service
UXO survey
Joss Bay Cable
UXO survey
Multibeam and Scanfish survey
BT North Cable
UXO survey
Multibeam and Scanfish survey
Europipe II Branch Pipeline
Sidescan and multibeam survey
UXO survey
OWF Codling
Multibeam and Scanfish survey
Brynhild Oil Field
Guard vessel duties
OWF Saarema
Multibeam and Scanfish survey
Radar surveys
Ostwind
Multibeam and side scan survey
Isle of Man
Environmental monitoring and benthos survey
Maarten Cornelius Wreck site
Benthos survey
Multibeam survey
Welsh Marine Conversation Zone
Benthos surveys
Multibeam survey
Cardigan Bay
Trial fishery
Carmarthen Bay
Trial fishery
Hollandze Kust Zuid
Guard vessel duties
Waverider and data buoy deployment
Ostwind 3
UXO side scan surveys
Multibeam surveys
Scottish Coast
Mackerel egg survey
OWF Anholt
Artificial reef deployment
OWF Racebank
Buoy deployment, recovery and service
OWF Hornsea Two
Buoy deployment, recovery and service
OWF Arcadis Ost 1
Noise measurement survey
Danish Energy Islands
Vibrocoring and seismic surveys
OWF Utilitas
Radar surveys
OWF Mareld
Radar survey
OWF Kaskasi
Radar and transect survey
Hydrophone, Buoy and POD
deployment, recovery and service
Seabed survey
Side scan survey
Multibeam survey
Noise measurement survey
Efficiency monitoring
ROV subsea inspection
UXO surveys
Guard vessel duties
Office Glückstadt
Company Office Glückstadt
Office Flensburg
Company Office Flensburg
Office Esbjerg
Company Office Esbjerg
Office Newcastle
Company Office Newcastle
Our Clients














Customer References
“We would like to point out that we are highly impressed by the excellent performance delivered by O.S. Energy GmbH at any time. O.S. Energy GmbH permanently displays a highest degree of integrity and reliability."
Marc I., Vattenfall (Sandbank)
"Deutsche Windtechnik B.V. has been working with O.S. Energy for several years. A well organised professional company that has a high quality standard in each project. The crew on board the good vessels have enormous commitment to each project. The collaboration between O.S. Energy and Deutsche Windtechnik B.V. results in a professional team to execute each project in a safe and efficient way for the end client."
Niels N., Deutsche Windtechnik B.V.