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About the Authors

Oil Majors' Shrinking Capital Expenditures (Capex) Signal a Mature Industry in Decline

February 01, 2020
Kathy Hipple and Tom Sanzillo and Clark Williams-Derry
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Kathy Hipple

Former IEEFA Financial Analyst Kathy Hipple is a founding partner of Noosphere Marketing and the finance professor at Bard’s MBA for Sustainability.

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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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Clark Williams-Derry

Clark Williams-Derry is an Energy Finance Analyst focused on the finances of North America’s oil, gas, and coal industries.

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