William R. Howell

Director, American Electric Power.

Companies

American Electric PowerBoard member Jul 1, 2003 to Apr 1, 2008¹
HalliburtonBoard member Aug 4, 2003 to Aug 2, 2007²

Sources

The numbers on this page point here. Each one links to the record it came from.

1
SEC EDGARAmerican Electric Power, Board member
2
SEC EDGARHalliburton, Board member