Jonathan Cramer – Biography
Last update: May 22, 2026Executive profile
Jonathan was Director for Kudu Investment Management. Jonathan Cramer joined White Mountains Insurance in 2002. Jonathan served as Portfolio Manager at White Mountains Insurance.
Jonathan Cramer is currentlyManaging Director and Chief Investment Officer at White Mountains Insurance - View - White Mountains Insurance org chart
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Education
In 2001, Jonathan Cramer completed a Bachelor of Arts in Economics at George Washington University.
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- At White Mountains Insurance, Jonathan Cramer has 80 colleagues including Liam Caffrey (CEO), John Chu (Director)…
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- In the Insurance industry, Jonathan Cramer has 69,282 colleagues in 4,032 companies located in 106 countries. 20,820 executive movements have been recorded in the last 12 months. Learn more about Insurance.
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