Inergy LP
|
Robert G Phillips
|
Grant Prideco, Inc.
|
Louis A Raspino
|
Bonavista Energy Corp
|
Robert G Phillips
|
Weatherford International Public Limited Company
|
Francis S Kalman
|
Crestwood Equity Partners LP
|
Robert G Phillips
|
Enlink Midstream, LLC
|
David A Hager
|
Enlink Midstream Partners, LP
|
David A Hager
|
ConocoPhillips
|
Archie W Dunham
|
Paragon Offshore PLC
|
Randall D Stilley
|
DuPont
|
Archie W Dunham
|
Union Pacific Corporation
|
Archie W Dunham
|