Executive Profile*

Frank M. Semple

AgeTotal Calculated CompensationThis person is connected to 27 board members in 5 different organizations across 8 different industries.

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Mr. Frank M. Semple has been the Chief Executive Officer at MarkWest Hydrocarbon, Inc. since January 1, 2004 and has been its President since November 1, 2003. Mr. Semple served as Executive Officer of MPLX GP LLC, the general partner of MPLX LP until October 31, 2016. He served as Senior Vice President of WilTel Communications Group Inc. and its Chief Operating Officer from 1997 to 2003. Mr. Semple served as the President at MarkWest Energy GP, LLC since November 1, ...

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Corporate Headquarters*

Tower 1
Denver, Colorado 80202

United States

Phone: 303-925-9200
Fax: 303-290-8769

Board Members Memberships*

Chairman, Chief Executive Officer and President
Chief Executive Officer, President, Director, Chief Executive Officer of MarkWest Energy GP, President of MarkWest Energy GP and Director of MarkWest Energy GP
Director of MPLX GP LLC


United States Naval Academy

Other Affiliations*

Annual Compensation*

There is no Annual Compensation data available.

Stock Options*

There is no Stock Options data available.

Total Compensation*

There is no Total Compensation data available.
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