Keith Mardak, retired CEO of Hal Leonard Corp.
Photos
Content referencing Keith Mardak
$11 Million Boost For First-Gen College Students In Milwaukee
All-In Milwaukee’s largest gift yet will add 50 new scholars a year starting with the class of 2027.
May 1st, 2026 by Corrinne HessEyes on Milwaukee
Milwaukee Youth Arts Center Celebrates Expansion
Milwaukee's "biggest kept secret" is now even bigger. The word might get out.
Nov 18th, 2021 by Jeramey JanneneMurphy’s Law
Did Bucks Investors Pay Off Walker?
One publication says yes. But most donors to his presidential campaign are secret.
Jul 30th, 2015 by Bruce MurphyHouse Confidential
The House That Song Lyrics Bought
The $1.6 million, Eschweiler-designed mansion is owned by Keith Mardek, owner of Hal Leonard Publishing, the world's leading sheet music publisher.
Jun 3rd, 2015 by Michael Horne












