JOHN P. O'BRIEN

Corporate Board Profile

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CENTURY ALUMINUM CO

Filing Date	Source Excerpt
2010-04-21	Our Chairman of the Board since January 2008; Managing Director of Inglewood Associates Inc. since 1990; Chairman of Allied Construction Products since March 1993; Director of Preformed Line Products Company from May 2004 to May 2008; Director of Globe Speciality Metals from May 2008 to October 2008; Director of Oglebay Norton Company from April 2003 to February 2008; Member of the Board of Trustees of Saint Luke’s Foundation of Cleveland, Ohio since 2006; Trustee of Cleveland Sight Center since 1990; Chairman, Chagrin Falls Board of Zoning Appeals from 2005 to January 2010; Member of the Advisory Committee of the Carver Family Center for Macular Degeneration, University of Iowa School of Medicine since June 2009; Member of the Advisory Council, Macular Degeneration Center, Case Western Reserve University Medical School since October 2009; and Trustee of Downtown Chagrin Falls from 2000 to 2008.

Filing Date

Source Excerpt

2010-04-21

Our Chairman of the Board since January 2008; Managing Director of Inglewood Associates Inc. since 1990; Chairman of Allied Construction Products since March 1993; Director of Preformed Line Products Company from May 2004 to May 2008; Director of Globe Speciality Metals from May 2008 to October 2008; Director of Oglebay Norton Company from April 2003 to February 2008; Member of the Board of Trustees of Saint Luke’s Foundation of Cleveland, Ohio since 2006; Trustee of Cleveland Sight Center since 1990; Chairman, Chagrin Falls Board of Zoning Appeals from 2005 to January 2010; Member of the Advisory Committee of the Carver Family Center for Macular Degeneration, University of Iowa School of Medicine since June 2009; Member of the Advisory Council, Macular Degeneration Center, Case Western Reserve University Medical School since October 2009; and Trustee of Downtown Chagrin Falls from 2000 to 2008.

Data sourced from SEC filings. Last updated: 2025-10-12