Meet Mark Lashier, Phillips 66 COO — Bio + How to Reach Out

Last updated: 2025-12-13

Who is Mark Lashier?

Mark Lashier is the Chairman and CEO of Phillips 66, with over 30 years of experience in the energy industry. He is a chemical engineer and has held various executive leadership roles, including President and COO of Phillips 66.

Mark Lashier's Work History

Mark Lashier has a comprehensive career in the energy sector, including leadership positions at Chevron Phillips Chemical Company and Phillips 66. He has been instrumental in driving operational excellence and strategic growth within the industry.

• 2024-05-01 - Chairman and CEO, Phillips 66
• 2022-07-01 - 2024-05-01 - President and CEO, Phillips 66
• 2021-04-01 - 2022-06-30 - President and COO, Phillips 66
• 2017-08-01 - 2021-04-01 - President and CEO, Chevron Phillips Chemical Company
• 2012-01-01 - 2015-08-01 - Executive Vice President, Olefins and Polyolefins, Chevron Phillips Chemical Company

Mark Lashier's Education

Mark Lashier holds a Bachelor of Science and a doctorate in chemical engineering from Iowa State University. He also holds 13 U.S. patents.

• Iowa State University - Doctor of Philosophy (Ph.D.) in Chemical Engineering (1985 - 1989)
• Iowa State University - Bachelor’s Degree in Chemical Engineering (1980 - 1985)

How to Reach Mark Lashier?

You can reach Mark Lashier at *******@phillips 66.com or by calling +1 **********. To get Mark Lashier's contact information and other B2B leads like this, sign up for a free account at Anybody.com.