25.8.20
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MA
Maria Arhontoulis
1 Credential
February 1-April 4, 2024
Maria Arhontoulis
Digital Marketing (Online)
Columbia Business School Executive Education hereby awards the
Certificate of Participation
For
To
Costis Maglaras
Dean and David and Lyn Silfen Professor of Business
Digital Marketing (Online)
April 25, 2024
Emeritus
