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About the Authors

Tom Sanzillo

Tom Sanzillo is the former Director of Financial Analysis for IEEFA. He has produced influential studies on the oil, gas, petrochemical and coal sectors in the U.S. and internationally, including company and credit analyses, facility development, oil and gas reserves, stock and commodity market analysis, and public and private financial structures.

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Lisa Hamilton

Regulatory Consultant Lisa Anne Hamilton has provided legal support to Skadden Arps Meagher Slate & Flom and the Financial Institutions Group of Davis Polk & Wardwell.

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David Schlissel

David Schlissel, former director of resource planning analysis and founder at IEEFA, has over 50 years of experience as an economic and technical consultant on energy and environmental issues. 

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A pesar del daño a los abonados, la junta de supervisión fiscal de Puerto Rico abre la puerta para aumentos en la tarifa de la energía eléctrica
April 29, 2025
Cathy Kunkel
Insights
Despite harm to ratepayers, Puerto Rico oversight board opens door to increases
April 29, 2025
Cathy Kunkel
Insights
A sizzling spring for U.S. solar
April 29, 2025
Dennis Wamsted, Seth Feaster
Insights
Accelerating renewables investment in Indonesia: Shared use of the transmission network
April 29, 2025
Mutya Yustika, Grant Hauber, RE 100...
Report
The standalone energy storage market in India
April 28, 2025
Prabhakar Sharma, Pulkit Moudgil, Aman Gupta...
Report
Los bonistas de la Autoridad de Energía Eléctrica de Puerto Rico insisten en el pago de $3.7 mil millones de dólares que no existen
April 24, 2025
Cathy Kunkel
Insights
Puerto Rico Electric Power Authority bondholders insist on being paid $3.7 billion that doesn’t exist
April 24, 2025
Cathy Kunkel
Insights
Delaying coal power exits: A risk we can't afford
April 16, 2025
Johanna Bowyer, Tristan Edis
Report
IEEFA submits testimony to Louisiana Public Service Commission
April 15, 2025
Cathy Kunkel
Testimony | Submission
Drumbeat of coal plant closures to continue in 2025
April 15, 2025
Seth Feaster
Insights
Transition credits: A potential financial enabler for the coal-to-clean switch
April 15, 2025
Ramnath N. Iyer
Report
Reopening closed coal plants makes no economic sense
April 10, 2025
Dennis Wamsted, Seth Feaster
Briefing Note

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