After Prysmian, Siemens Energy confirmed as supplier for UK’s Eastern Green Link 4
What happened
Home Subsea After Prysmian, Siemens Energy confirmed as supplier for UK’s Eastern Green Link 4 March 30, 2026, by Following the preferred bidder status from July 2025, Siemens Energy has now secured a contract for the delivery of two high-voltage direct current (HVDC) converter stations for the fourth out of five subsea electricity superhighways between Scotland and England. Source: National Grid The 2 GW Eastern Green Link 4 (EGL4) high-voltage direct current (HVDC) subsea power link will run between Fife and Norfolk, with its 530-kilometer cable to be able to transmit enough electricity to power the equivalent of 1. This matters for Completions & Intervention because capacity and lead-time signals can move supplier prioritization, award timing, and contingency lanes with 4, 30, 2026 as the clearest commercial anchors; buyers should plan for bundled service offers
Buyer takeaway
For Completions & Intervention, this is mainly an availability and execution signal; sequencing, fallback coverage, and supplier responsiveness may matter more than list price
Cost / money
Tighter availability often shows up later as expediting, standby, or substitution cost. The immediate job is to see where delays could become avoidable spend
Supplier / commercial
Capacity pressure usually strengthens supplier leverage. Check who can still commit on timing, what backup coverage exists, and whether current contract language protects against slippage
Safety / operations
Where supplier availability tightens, schedule pressure can spill into safety or quality risk if teams start accepting late substitutions or compressed mobilization windows
What to watch
Watch lead times, crew or vessel allocation, and whether suppliers are quietly narrowing commitment windows before the next sourcing gate
Key facts
- Home Subsea After Prysmian, Siemens Energy confirmed as supplier for UK’s Eastern Green Link
- Source: National Grid The 2 GW Eastern Green Link 4 (EGL4) high-voltage direct current (HVDC)
- As part of the contract awarded by SP Energy Networks and National Grid Electricity Transmiss
- Italian cabling giant Prysmian is supplying the subsea and underground electricity cables und
