Global Wind Service (GWS) has a long track record in delivering safe and flexible manpower solutions for wind industry clients all over the world. Our wide range of competences provides them with a one stop solution for onshore or offshore work.

Exceeding our customers’ expectations is all about choosing the right people for the job, and supporting them with proven processes and a strong, experienced project management team. Our experience and in-depth understanding of the wind industry, together with our ability to take total responsibility for each job, contributes added value for our clients on each project, ensuring efficiency and reducing risk.

Our wide-ranging offer in onshore and offshore wind turbine installation and service supports our customers’ goal to meet and exceed the expectations of their clients.

Services vary from wind turbine installation and service agreements, through to high voltage work, rope access and blade repair. The company also offers consultancy services.

GWS works alongside fellow Fred. Olsen related companies sharing the same high safety standards and opening up a unique opportunity to offer packages of installation crew, installation tooling, installation vessels and crew transfer vessels for offshore work.

People are at the heart of all our services, and our skilled personnel cover all the technical disciplines you would expect from an international specialist like GWS.

  • Mechanical technicians (installation)
  • Electrical technicians (installation)
  • Paint-technicians
  • Commissioning technicians
  • Service technicians
  • Rope access technicians
  • Blade repair technicians
  • ROV operators
  • Heavy lift supervisors
  • Client representatives
  • Stock keepers
  • Site managers
  • QHSE managers
  • Supervisors


Global Wind Service (GWS) has offered onshore and offshore installation services since 2008, and has an impressive track record within onshore and offshore installations and service. Wind turbine installation is the cornerstone of our business and includes everything from pre-assembly, mechanical and electrical installation and completion to project and site management and HSEQ.

We adopt the solution preferred by our clients, supporting this either with individual technicians or full teams as required. We can work under a client’s management structure on site or take on the full scope of responsibility ourselves, including transport and craning.

GWS has experience of all the main wind turbine models from the different manufacturers and has worked on a broad range of foundation solutions from a standard pedestal foundation to hybrid towers.

Our experience and competences in installation includes:

  • Transport of wind turbine components
  • Craning of wind turbine components
  • Loading/unloading and receiving
  • Installation
  • Cable work and testing
  • Installation and service lift
  • Crew transfer planning and execution
  • Hang-off and termination
  • Health & safety management
  • Commissioning
  • Pre-assembly
  • Site management
  • Sub-stations (including HV)
  • Transformer installation (including HV)

High Voltage

Global Wind Service (GWS) and DELPRO have joined forces to form joint venture DELPRO Wind, offering a wealth of high voltage expertise to clients in the wind industry. With more than 15 years of experience in high and medium voltage installations, more than 100 employees and a well proven back office, DELPRO is the perfect match for GWS’ strong track record in onshore and offshore wind projects.
DELPRO Wind offers service, installation and commissioning of the HV, MV and LV equipment for offshore and onshore wind farms.

We are a registered Achilles UVDB and Connexio supplier for wind farm construction and wind power plant services, and our services include:

  • Installation of transformers
  • Inspection of switchgear and transformers
  • Erection of MV switchgear 10 – 36 kV: Ormazabal, Siemens, ABB, Alstom
  • Test of control signals to/from: switchgear, transformers, smoke detectors, temperature, pressure, oil level, SF6 gas

Operations & Maintenance

Wind turbine service is a key competence for Global Wind Service (GWS), and our track record in O&M is extensive. We offer specific services on an individual technician level for special projects or complete service teams with project management and full-scope solutions. Our experience covers wind turbine models from all major manufactures and includes both retrofit tasks and scheduled service and maintenance.

Our experience and competences in service includes:

First maintenance and annual service

  • Blade inspection and repair
  • Bolt torque and tension
  • Hydraulic systems
  • Oil and grease replacement
  • Electrical systems
  • Statutory testing of turbine mounted safety equipment
  • Statutory testing on hoisting equipment and lifts
  • Tower inspection and repair

Retrofit works

  • Electrical systems
  • Gearbox replacement
  • Generator replacement
  • HSE retrofits
  • Inspection and repair of blade and blade bearings
  • Lifting equipment and hoists
  • Upgrading wind turbines to the highest safety standards

Full-scope operation

  • Crew transfer
  • Refurbishment of drivetrain, gearboxes, generators (mechanical), hub and hub bearing covers, main bearings, shafts and yaw gearbox
  • Pre-assembly and loading
  • Service and retrofit
  • Site management

Inspection & Repair

Global Wind Service (GWS) offers a range of industry-leading blade inspection and repair technologies. Our technicians are highly trained and have experience from across the globe and in all weather conditions.

Our services include:

  • Fibre repair works
  • Pre-end of warranty blade inspections
  • General blade inspection
  • Blade cleaning
  • Paint repairs on towers