Stephen Chazen

Stephen I.
Chazen is the founder of Magnolia Oil & Gas Operating LLC, founded in 2018, where the titles held include Chairman, President & Chief Executive Officer from 2018 to 2022.
Former jobs include President & Chief Executive Officer at Occidental Petroleum Investment Co., President & Chief Executive Officer at TPG Pace Energy Holdings Corp.
in 2017, Chairman, President & Chief Executive Officer at Magnolia Oil & Gas Corp.
from 2017 to 2022, Chairman at Occidental Petroleum Corp.
from 2020 to 2022, Vice Chairman at Aquarium of the Pacific from 2013 to 2022, Chairman at Santa Catalina Island Conservancy, Independent Director at Ecolab, Inc. from 2013 to 2019, Managing Director-Finance, Mergers & Acquisition at Merrill Lynch & Co., Inc. from 1982 to 1994, Director at Occidental Petroleum Corp.
from 2016 to 2017, Director at Washington Mutual, Inc. from 2008 to 2009, Independent Director at The Williams Cos., Inc. from 2016 to 2022, Director at Lyondell Chemical Co. from 2002 to 2007, Director at Premcor, Inc. from 2000 to 2012, Director-Project Evaluation & Reservoir at Columbia Gas Development Corp.
from 1979 to 1982, Director at The National Park Foundation, Director at American Petroleum Institute, Inc., Director at The Methodist Hospital Research Institute, Director at University of Houston System Board of Regents, Laboratory Manager at Northrop Grumman Corp.
in 1977, Member-Leadership Council at The Methodist Hospital, Member at The National Petroleum Council, Laboratory Manager at NASA Johnson Space Center, Laboratory Manager at JSC Federal Credit Union from 1973 to 1977, and Trustee at Emirates Foundation from 2014 to 2022.
Education includes a doctorate from Michigan State University, an undergraduate degree from Rutgers State University of New Jersey, and a graduate degree from the University of Houston.