Andrew McKenna Sr.

76

Andrew McKenna Sr.

Age: 83

Occupation: Chairman, Schwarz Supply Source

Like John Canning Jr. (No. 27), this Winnetkan is a bigwig other bigwigs seek out for advice. He has been the nonexecutive chairman of McDonald’s—long the most admired company in the area—for nearly nine years.

Photograph: JOEL WINTERMANTLE/CHICAGO TRIBUNE