- Installation of all MV and HV connections, bonding cables and supervised the HIPOT tests of the entire platform
Project References
Proven Delivery Across
International Waters
Trusted by Leading Developers for Critical Infrastructure Projects
OOC has successfully delivered high voltage cabling solutions across multiple offshore wind farms, building a reputation for technical excellence and reliable project delivery. Our project portfolio demonstrates our capability to handle complex challenges in demanding offshore environments.
Major Offshore Projects
Coastal Virginia Offshore Wind Farm
Client: Semco Maritime A/S
Status: Successfully completed
He Dreiht, Offshore Wind Farm
Client: Seaway7
- Testing and Termination of all WTGs and offshore substations
Status: Successfully completed
Wikinger, Offshore Wind Farm
Client: Iberdrola
- Client Representatives
Status: Successfully completed
Merkur Offshore Wind Farm
Client: Norddeutsche Seekabelwerke GmbH
- Offshore jointing and project management for export cable operations
- Specialist pull-in operation support
- North Sea operations from Nordenham base
Status: Successfully Completed
Northwester II
Client: Norddeutsche Seekabelwerke GmbH
- Project site management for onshore and offshore elements
- Comprehensive project management support
- North Sea installation and commissioning
Status: Successfully completed
Arkona-Becken Southeast
Client: AWE-Arkona-Windpark Entwicklungs GmbH (E.ON/Equinor JV)
- Complete supervision of cable installation and transformer platform commissioning
- Two-year project delivery in Baltic Sea conditions
- Successfully delivered 2018-2020
Status: Successfully Completed
All our projects
Technical Expertise Demonstrated
High Voltage Cable Jointing
Proven capability in offshore jointing operations up to 220kV in challenging weather conditions.
Project Management Excellence
Successfully managed complex multistakeholder projects with full responsibility for delivery.
Safety
Leadership
Maintained exemplary safety records across all projects with zero losttime incidents.
Client
Satisfaction
Consistent positive feedback leading to repeat business and expanded contract scopes.
International Experience
Hokchi Project, Mexico
- Subsea cable jointing and acceptance testing
- International mobilisation and logistics management
- Complex offshore operations in challenging conditions
Fundy Island, Canada
- Onshore and offshore project site management
- Cross-Atlantic project delivery capabilities
- Cultural adaptation and local compliance
management
What Our Clients Say
OOC delivered exceptional results on our Arkona project.
Their technical expertise and safety focus made them an
invaluable partner during critical commissioning phases.
- AWE-Arkona, Windpark Entwicklungs GmbH
Onken Offshore Contractors GmbH (OOC) is a leading company with in-depth expertise in the planning and execution phases of onshore and offshore wind energy projects.
Office Nordenham
- Am Sieltief 8 26954 Nordenham
- Tel.: +4947318695575
- office@onken-offshore.de
- Monday - Friday: 9:00 pm - 6:00 pm
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