Calamos Investments
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John Koudounis
President & CEO
William J. Takahashi
SVP & Head of Human Resources
Yanni Sianis
Chief of Staff
Jessica Fernandez
SVP & CMO
Joseph Weidenbach
SVP & Head of Calamos Wealth Management
+ 8 more
James Bradshaw
Director Of Benefits & HRIS
Current role
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