Biography of Michael O'Halleran

Last update: April 21, 2022


Michael was Executive Chairman & Chief Executive Officer at Aon Benfield, and Chief Financial Officer at Hewlett Packard. Michael O'Halleran joined Ryan Specialty Group in 2018.

Michael O'Halleran is currently

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Michael O'Halleran has a Degree in Accounting and Finance from University of Wisconsin-Whitewater.

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The colleagues of Michael O'Halleran

Company Colleagues
  • Michael O'halleran - Director - Axio
Industry Colleagues
  • In the Reinsurance industry, Michael O'Halleran has 5,114 colleagues in 396 companies located in 61 countries. 1,467 executive movements have been recorded in the last 12 months. Learn more about Reinsurance.

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