National Grid and Joulent sign $1.75B AI Interconnect financing deal

Type: Financing · Technology: Transmission · Country: United States · Value: $1.75B · Announced: 2026-07-01

National Grid and Joulent have agreed to a $1.75 billion financing deal to build AI‑focused transmission interconnects. The project will deliver new high‑voltage lines capable of supporting up to several hundred megawatts of AI data‑center load across key corridors in the United States. Construction is slated to begin in late 2026 with an expected completion in 2029, targeting regions identified as “red zones” by utility planners. The investment addresses the rapid growth of AI workloads that utilities say outpace current grid capacity, helping to secure reliable power for future AI campuses. The deal was announced in a joint statement by National Grid and Joulent, with no external advisors disclosed.

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