Senior Director
John Leana

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John Leana

As head of E3’s New York office, John Leana’s role includes building E3’s East Coast presence and developing our grid modernization practice area. He joined E3 in 2018.

Previously, John held management roles in finance, corporate strategic planning, meter-to-cash, and major change initiatives, including mergers and restructuring, at National Grid. Most recently, he served as Director, Performance and Strategy for New York, where he supported the company’s jurisdictional president on business strategy and energy policy issues. John also represented National Grid in New York’s “Reforming the Energy Vision” (REV) proceedings and led its AMI business case filings in New York and Rhode Island.

As someone who has experienced three decades’ worth of industry change firsthand—from deregulation and market development in the 1990s, to cost and performance management in the 2000s, to technology evolution and the climate imperative today—John is especially motivated to help clients navigate major industry shifts. Outside of work, John enjoys hunting, fishing, and hiking.

Education: MS, business administration, Oswego State University; MS and BS, electrical engineering, Clarkson University


Advanced Metering Infrastructure Filing Support | National Grid, 2018 – 2022

E3 supported to National Grid, beginning in 2018, with developing and progressing their Advanced Metering Infrastructure (AMI) and Grid Modernization Plan (GMP) filings in New York, Rhode Island, and most recently in Massachusetts. In addition to developing both a detailed business case and benefit-cost analysis for the meter installations, E3 worked with National Grid’s AMI team to engage internal stakeholders in the development of the filings. and to coordinate filing approaches with Eversource Energy’s Massachusetts team. E3 also worked with National Grid to align the proposed Massachusetts AMI implementation timeline with National Grid’s approved New York AMI implementation plan to maximize the cost savings of codeployment. National Grid’s final AMI proposal was approved by the Massachusetts Department of Public Utilities in December 2022.