John Staler – Biography
Last update: April 23, 2026Executive profile
John Staler is currently
Vice President of Portfolio Optimization, Strategy and Business Development at Marathon Petroleum - View - Marathon Petroleum org chart
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The colleagues of John Staler
Company Colleagues
- At Marathon Petroleum, John Staler has 66 colleagues including Maryann Mannen (CEO & Chairman), Eileen Paterson (Director)…
Industry Colleagues
- In the Oil & Gas industry, John Staler has 23,563 colleagues in 1,348 companies located in 105 countries. 12,281 executive movements have been recorded in the last 12 months. Learn more about Oil & Gas.
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Through the switchboard, call Marathon Petroleum at +1 419... and ask for John Staler.
