Click to see all 100 Most Powerful Chicagoans
Looking for the latest in Chicago's power structure? Check out this year's Power 100 list.

51. Patrick Ryan

Patrick Ryan

AGE: 74
OCCUPATION: CEO, Ryan Specialty Group

In January the insurance company this billionaire founded—Aon—decided to move its headquarters to London, potentially sticking him with a mammoth capital gains tax bill. But how many people can say they created from scratch a company with a $15.6 billion market cap?

RELATED: Most Powerful Ex-Chicagoans | Power Couples | Power Siblings | Up-and-Comers | Poll: Which Powerful Chicagoan Would You Call Back First? | Quiz: Do You Know Chicago’s Power Players? | Back to all 100

 

Photograph: Antonio Perez/Chicago Tribune

Share

Advertisement

Submit your comment

Comments are moderated. We review them in an effort to remove foul language, commercial messages, abuse, and irrelevancies.

Note: To serve its readers better, Chicago has migrated its comments to Disqus, a popular commenting platform. Please feel free to contact us with any feedback.