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Manning Rountree: Profile, Experience & Investments | Startup Intros

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MANNING ROUNTREE

CEO at White Mountains Insurance Group

Updated: Apr 2, 2026 ·

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Quick Facts

Role: CEO
Company: White Mountains Insurance Group
Status: Active
Type: Investor

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White Mountains Insurance Group

Present - Present

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Who is Manning Rountree?

Manning Rountree is CEO at White Mountains Insurance Group.