William Lemos – Biography
Last update: April 23, 2026Executive profile
William was President, Practice Leader at USI Insurance Services, and Managing Director at Aon. William Lemos joined Blackstone Group in 2023.
William Lemos is currentlySenior Vice President at Alliant Americas - View - Alliant Americas org chart
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Education
In 1999, William Lemos completed a Bachelor of Arts in History at Hobart and William Smith Colleges.
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- At Alliant Americas, William Lemos has 67 colleagues including John Harney (Managing Director), John Caro (Commercial Insurance Sales & Risk)…
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- In the Insurance industry, William Lemos has 69,215 colleagues in 3,978 companies located in 106 countries. 20,957 executive movements have been recorded in the last 12 months. Learn more about Insurance.
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