John Heasman – Biography
Last update: December 12, 2025Executive profile
John was Chief Information Security Officer at Chegg, and Deputy Chief Information Security Officer at DocuSign. John Heasman joined Proof in 2024.
John Heasman is currentlyChief Information Security Officer at Proof - View - Proof org chart
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Education
In 2002, John Heasman completed a Master of Engineering And Computing Science at University of Oxford.
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- At Proof, John Heasman has 15 colleagues including Pat Kinsel (CEO), Jack Klinck (Director)…
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- In the Communication & Sales industry, John Heasman has 49,538 colleagues in 2,898 companies located in 68 countries. 17,763 executive movements have been recorded in the last 12 months. Learn more about Communication & Sales.
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