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BiographyFrank M. Semple, 60, is Board member of Marathon Petroleum since 2015, Chairman, President, and Chief Executive Officer, joined MarkWest on November 1,... |
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Designations
| Date | Designation | Entity | Entity Description | Country |
|---|---|---|---|---|
| 2015 | Marathon Petroleum Corp | Company In Energy | United States | |
| 2008 | MarkWest Energy Partners LP | Energy, Oil & Gas | United States |
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