John G. Nikkel

Chief Executive Officer, UNIT CORP.

Companies

UNIT CORPBoard member Feb 15, 2006 to May 9, 2016¹
UNIT CORPChief executive officer Feb 15, 2006 to Jun 8, 2007¹

Sources

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

1
SEC EDGARUNIT CORP, Board member