Guy Marks – Biography
Last update: March 18, 2026Executive profile
Guy was Co-Founder and Director at Mobile5 Media, and Director at YOC Limited. Guy Marks joined Omnicom in 2022. Guy served as Chief Executive Officer at OMD EMEA at Omnicom.
Guy Marks is currentlyChief Client Success Officer at Omnicom Media - View - Omnicom Media org chart
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Education
In 2002, Guy Marks completed a Bachelor of Arts in Business Systems and Spanish at University of the West of England.
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Company Colleagues
- At Omnicom Media, Guy Marks has 868 colleagues including Florian Adamski (CEO), Justin Wroe (Commercial)…
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- In the Media industry, Guy Marks has 17,229 colleagues in 1,189 companies located in 64 countries. 8,108 executive movements have been recorded in the last 12 months. Learn more about Media.
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