- CEO
- Zoe A. Yujnovich
- Full Time Employees
- 31,425
- Sector
- Utilities
- Industry
- Regulated Electric
- Address
- 1-3 Strand London United Kingdom WC2N 5EH
- IPO Date
- Jun 7, 2010
- Business
- National Grid plc is a British multinational electricity and gas utility that owns and operates high-voltage electricity transmission networks in England and Wales; electricity distribution networks serving nearly 8 million customers in the East and West Midlands, South West England, and Wales (formerly Western Power Distribution); electricity transmission facilities across upstate New York, Massachusetts, New Hampshire, and Vermont; electricity distribution networks in upstate New York and Massachusetts; and gas distribution networks across the Northeastern United States, delivering energy directly to over 20 million customers in New York, Massachusetts, and Rhode Island. The company, founded in 1990 from the privatization of the Central Electricity Generating Board and headquartered in London, England, also invests internationally through National Grid Ventures in large-scale energy projects, interconnectors such as BritNed and Cross-Channel, and through National Grid Partners in energy innovation and venture capital. In the United States, it operates via subsidiaries including Niagara Mohawk Power Corporation, Massachusetts Electric Company, and Boston Gas Company, focusing on infrastructure upgrades for reliability and clean energy transition. Recent developments include the completion of the sale of its Grain LNG terminal and Thamesport Interchange Limited to Centrica plc and Energy Capital Partners for an enterprise value of £1.5 billion on November 28, 2025, as part of a strategy to streamline operations and focus on core transmission and distribution networks; the divestment of its final 20% stake in National Gas (formerly UK Gas Transmission and Metering) in 2024-2025; the sale of National Grid Renewables US onshore renewables business to Brookfield Asset Management in February 2025; and the UK government's nationalization of its Electricity System Operator into the independent National Energy System Operator in October 2024 for £630 million.