Supported by the following organizations
This is to certify that Christos Pietris successfully completed and received a passing grade in Strategic Management: Business Strategy from Wharton: Competitive Advantage a course of study offered by Wharton, an online learning initiative of The Wharton School of the University of Pennsylvania.
Noted by
Nicolaj Siggelkow
David M. Knott Professor Co-Director of the Mack Institute for Innovation Management The Wharton School
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- Verified Certificate Issued February 28, 2022
- Valid Certificate ID 20a24765b2f94adeb503dbbce4aeec65