John O'Brien
JERA Americas
Chief Operation Officer
John O’Brien was named JERA Americas’ first Chief Operating Officer in November 2023. Mr. O’Brien oversees Development, Engineering & Construction and most of the Company’s administrative functions including Administration, Human Resources, Information Technology, Legal, Regulatory & Government Affairs, and Risk Management.) He is responsible for optimizing the organization’s capabilities, improving efficiencies in the organization, and ensuring that the development, construction and operations teams are supported and well-coordinated. O’Brien joined the company in 2021 as head Government and Regulatory Affairs. He came to JERA Americas with extensive executive leadership experience with major energy leaders including National Grid, Exelon, NRG, and Vistra/TXU predecessor company (Energy Future Holdings). He also served as President, Natural Gas Distribution & Electric Power for AltaGas, a $4.2 billion in revenue energy infrastructure business, where he oversaw rates, operations, and billing of five natural gas utilities. A graduate of Brown University with a degree in International Relations, he holds a Juris Doctor from Suffolk University Law School in Boston and was admitted to the Massachusetts Bar in 1985. O’Brien served as a Massachusetts State Senator from 1992 to 1998 for the Second Essex and Middlesex Districts during which he served as the Chairman of the Committee on Telecommunications, Utilities and Energy and authored the Electric Utility Restructuring Act of 1997.