Supplier Portal

Sofia will need competent, innovative and experienced suppliers to take the project from plans to reality. This portal gives you the opportunity to register your company's interest, search for suppliers, find out about contracting opportunities and read case studies of existing Sofia suppliers.


All potential suppliers who have registered their details with the Sofia Supplier Database can be found here. If you are looking for goods or services related to the project, please follow this link to the search function.


Contracting opportunities direct with both Sofia and also with our main contractors will be posted here as the project progresses.

Date Start Package Brief Scope Contractor Date Close Further Details


During 2020 Sofia will select its preferred Tier 1 suppliers for each of the key components of the wind farm. In 2021, when the project achieves final investment decision, the contracts will be confirmed. Most of the supply chain opportunities for the wind farm's construction will be through the Tier 1 suppliers. To date Sofia has selected the following:


Siemens Gamesa Renewable Energy is set to supply 100 of its new state-of the-art 14MW machines to the project.

HVDC transmission system

A consortium of GE's Grid Solutions and Sembcorp Marine have been chosen to carry out early works and are lined up to supply the two HVDC converter stations - one onshore and one offshore - and the offshore converter platform.  

Submarine and land export cables

Prysmian Group is set to provide a turn-key high voltage submarine and land export cable connection, including use of brand-new cable installation vessel Leonardo da Vinci and innovative cable technology.

Foundations and array cables

Van Oord has been named as the preferred supplier for the engineering, procurement, construction and installation of both the monopile foundations and array cables for the project. Through its UK branch MPI Offshore, Van Oord will create a logistics hub on the North East to deliver the comprehensive scope of work.


View tips for existing and potential suppliers to Sofia Offshore Wind Farm from the Sofia procurement team here.