John E. Koerner Iii.

Director, Legg Mason.

Companies

Lamar Advertising CompanyBoard member Dec 17, 2007 to now¹
IberiaBank CorporationBoard member Feb 22, 2012 to Jul 2, 2020²
Legg MasonBoard member May 17, 2006 to Jul 22, 2014³

Sources

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

1
SEC EDGARLamar Advertising Company, Board member
2
SEC EDGARIberiaBank Corporation, Board member
3
SEC EDGARLegg Mason, Board member