Mubadala Investment Company acquires $200 million stake in Greenlink interconnector from Equitix

Type: Acquisition · Technology: Transmission · Country: United Kingdom, Ireland · Capacity: 504 MW · Value: $200M · Announced: 2026-06-16

Mubadala Investment Company acquired a $200 million stake in Greenlink, a 504 MW subsea electricity interconnector linking Great Britain and Ireland. The 190-kilometre high-voltage direct current (HVDC) interconnector, regulated by Ofgem and Ireland’s Commission for Regulation of Utilities (CRU), supplies electricity to approximately 380,000 homes. The project has been designated a Project of Common Interest by the European Union, underscoring its strategic importance for cross-border energy integration. Greenlink enhances energy resilience by enabling bidirectional electricity flows between the two markets, supporting grid stability and renewable energy integration. The transaction strengthens Mubadala’s infrastructure portfolio focused on high-quality assets critical to modern energy systems. Equitix and Baltic Cable remain partners in the joint venture, with Equitix noting the deal reflects shared commitment to strategically important infrastructure.

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