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Energy, Contract & Administrative Law

Catherine J. Keuthen is a partner in Keegan Werlin LLP’s energy and regulatory practice. She concentrates in the areas of utility regulation and energy law, counseling clients and representing them before the Department of Public Utilities and the Energy Facilities Siting Board.


Catherine J. Keuthen

Boston Office

Phone: 617-951-1400
Fax: 617-951-1354

● Administrative Law
● Energy Law
● Contract Law

Bar Admissions
Supreme Judicial Court of MA
U.S. Supreme Court
U.S. Court of Appeals First Circuit
U.S. District Court District of MA

Before joining the firm in 2011, Ms. Keuthen practiced utility law in the private sector and prior to that, she worked as an Assistant General Counsel for NSTAR and Boston Edison Company, successfully representing them on a wide range of matters, including general rate cases, electric industry restructuring, and energy procurement.

Ms. Keuthen’s practice currently focuses on representing energy and utility clients before the Department of Public Utilities and the Energy Facilities Siting Board in cases involving electric transmission lines, substations and ancillary equipment, zoning exemptions and other regulatory matters. She advises electric and gas companies on issues concerning the siting, permitting and licensing of energy facilities and transmission arrangements.

Image by American Public Power Association


Boston College Law School, Boston, Massachusetts, J.D., cum laude

Mount Holyoke College, B.A., cum laude

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