William R. Keller

Director, Alexion Pharmaceuticals.

Companies

Artisan Acquisition Corp.Board member May 13, 2021 to May 13, 2021¹
Alexion PharmaceuticalsBoard member Dec 11, 2009 to Dec 8, 2014²

Sources

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

1
SEC EDGARArtisan Acquisition Corp., Board member
2
SEC EDGARAlexion Pharmaceuticals, Board member