National Grid plans to invest around £60bn in networks, with over £30bn earmarked for UK infrastructure expansion and upgrades.
This investment will support an additional 60,000 jobs in the UK by the end of the decade.
John Pettigrew, National Grid’s chief executive, said: “Today is a defining moment for National Grid as we announce a significant increase in investment that cements our position as a leader in the energy transition on both sides of the Atlantic.