Clayton Seigle

Senior Associate (Non-resident), Energy Security and Climate Change Program
Clayton Seigle

Clayton Seigle, managing director at Beacon Global Strategies, leads the firm’s energy practice. He is an experienced energy industry strategist with specialization in market intelligence, energy security, and political risk. Before joining Beacon, Mr. Seigle was senior fellow and James R. Schlesinger chair in energy and geopolitics at the Center for Strategic and International Studies (CSIS), where he provided policymakers and corporate leaders with thought leadership and strategic insights to navigate regional and global energy security challenges. In this capacity he regularly briefed audiences at the White House; Departments of State, Treasury, and Energy; and Capitol Hill. Previously, Mr. Seigle led the Global Oil Service at Rapidan Energy Group. Prior to Rapidan, he served in analytical and leadership roles at Vortexa, Genscape, Maxar, IHS, Enron, and the U.S. Department of Energy. Mr. Seigle is a frequent commentator on CNBC, CNN, and more. His essays have been published in the New York Times and Petroleum Economist, and he has been interviewed in the Wall Street Journal, the Houston Chronicle, Axios, Politico, The Hill, Semafor, the Washington Examiner, Barron's, Reuters, and other outlets. Mr. Seigle serves on the Board of Directors at the Houston Committee on Foreign Relations and is a past vice president of the U.S. Association for Energy Economics. Mr. Seigle holds a master’s degree in international relations and economics from the School of Advanced International Studies at Johns Hopkins University and a bachelor’s degree in government from the University of Texas at Austin.

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Audio Briefs

What a Fragile U.S.-Iran Ceasefire Means for Energy and Beyond

An audio version of "⁠What a Fragile U.S.-Iran Ceasefire Means for Energy and Beyond⁠," a new commentary by CSIS’s Raad Alkadiri, Clayton Seigle, Jon B. Alterman, Mona Yacoubian, Joely Virzi, and Caitlin Welsh. This audio was generated with text-to-speech by Eleven Labs. 

Podcast Episode by CSIS Scholars — July 1, 2026

Audio Briefs

Banning Gasoline Exports Will Harm U.S. Energy Security

As the world borrows from oil inventory “savings” to offset the Middle East Gulf export closure, U.S. gasoline prices are likely to rise. But policymakers should avoid bad ideas like banning exports, which are prone to backfiring by ultimately raising prices and undermining energy security.

Commentary by Clayton Seigle — June 5, 2026

Audio Briefs

Banning Gasoline Exports Will Harm U.S. Energy Security

An audio version of "⁠Banning Gasoline Exports Will Harm U.S. Energy Security⁠," a new commentary by CSIS’s Clayton Seigle. This audio was generated with text-to-speech by Eleven Labs. 

Podcast Episode by Clayton Seigle — June 5, 2026

Audio Briefs

How to Interpret Wartime Oil Prices

Most oil market observers look to frequently quoted futures markets to represent the price of oil.  But in the current supply disruption caused by the Iran war, the less publicized physical oil market is the best barometer of scarcity.

Critical Questions by Adi Imsirovic and Clayton Seigle — April 24, 2026

Audio Briefs

How to Interpret Wartime Oil Prices

An audio version of "⁠How to Interpret Wartime Oil Prices⁠," a new Critical Questions by CSIS's Adi Imsirovic and Clayton Seigle. This audio was generated with text-to-speech by Eleven Labs.

Podcast Episode by Adi Imsirovic and Clayton Seigle — April 24, 2026

Audio Briefs
Audio Briefs

What’s Next for Oil Markets After the Ceasefire Agreement?

An audio version of “⁠What’s Next for Oil Markets After the Ceasefire Agreement?⁠,” a new Critical Questions by CSIS’s Clayton Seigle. This audio was generated with text-to-speech by Eleven Labs.

Podcast Episode by Clayton Seigle — April 8, 2026

Audio Briefs

What’s Next for Oil Markets After the Ceasefire Agreement?

The ceasefire announcement leaves more questions than answers for Gulf oil and gas exports. Iran is still in control of whether and when ships can pass—and how much that might cost under a new tolling requirement.

Critical Questions by Clayton Seigle — April 8, 2026

Clayton Seigle in NYT: Blockade Iran’s Oil

The best approach to curbing Iran’s oil exports is to impose a naval blockade of tankers carrying Iranian oil, writes CSIS’s Clay Seigle in The New York Times.

Commentary by Clayton Seigle — March 25, 2026