Mark Lashier – Biography

Last update: May 15, 2026

Executive profile

Mark was President and Chief Executive Officer at Chevron Phillips Chemical Company, and Executive Vice President, Commercial at Chevron Phillips Chemical Company. Mark Lashier joined Phillips 66 in 1989.

Mark Lashier is currently

Chairman of the Board and Chief Executive Officer at Phillips 66 - View - Phillips 66 org chart



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Education

Mark Lashier has a Bachelor from Iowa State University in 1985 and a PhD from Iowa State University in 1989.

They have also studied at Iowa State University :

Find more alumni from Iowa State University


They have also studied at Iowa State University :

Find more alumni from Iowa State University

The colleagues of Mark Lashier

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  • In the Oil & Gas industry, Mark Lashier has 23,627 colleagues in 1,352 companies located in 105 countries. 12,289 executive movements have been recorded in the last 12 months. Learn more about Oil & Gas.

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Through the switchboard, call Phillips 66 at +1 281... and ask for Mark Lashier.

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