TGS | Powered by 4C Offshore

4C is now TGS

We are excited to announce a significant milestone in 4C Offshore's journey. Our integration into the TGS family marks the beginning of a new era in offshore wind market intelligence.


Learn what this means for you!


The 4C Offshore software is a comprehensive suite of reports, databases and online tools for the offshore wind sector and adjacent industries. 4C Offshore allows us to create our sector-specific subscriptions to help people gather intelligence to inform decisions, for example, our offshore wind farm database subscription. Sector subscriptions are fuelled by wide-reaching data and insights to help organisations make informed decisions.

Subscriptions include:

  • Sector-specific on- and offline databases
  • Reports
  • Newsletters
  • Online Tools

This enables:

  • Competitor analysis
  • Industry analysis
  • Offshore wind project pipeline opportunity discovery
  • Resource assessment

  • Contains all offshore wind turbine models
  • Detailing technology data, in-depth specification
  • Planning and installation timelines
  • Information on where different models are/will be used, including the manufacturer.

4C Offshore marine intelligence software provides you with exclusive access to a range of specialised services, including the Global Offshore Wind Turbines Database.

Offshore Wind Logistics

  • Offshore Wind Logistics which also include Service Operation Vessels (SOV’s)
  • SOV’s transport technicians to site, provide offshore accommodation, may contain workshop facilities and may transfer technicians directly to turbines
  • Accommodation vessels
  • Crew transfer vessel (may be called Wind farm service vessels – WFSV’s

Construction & Heavy Maintenance Intelligence

  • Vessels with cranes including:
    • Sheerleg cranes
    • Pedestal cranes
  • Vessels with legs
  • Semi-submersible
  • Cable lay/installation vessels/barges
  • Other – unconventional vessels

Survey Vessels

  • Inshore survey
  • Medium sized survey
  • Offshore /Larger survey