AIG Names Sierra Signorelli CEO, Americas and Global Personal Insurance - Risk & Insurance

What happened

Signorelli rejoins AIG from Zurich, where she served on the company’s executive committee since 2021 and held senior roles including CEO U.S., CEO Commercial Insurance, and group chief underwriting officer. Earlier in her career, she spent 17 years with AIG in the Global Specialties division, serving as global chief underwriting officer, Specialty Lines, among other senior positions. American International Group named Sierra Signorelli chief executive officer, Americas and Global Personal Insurance, effective Jan.

Key details

• Earlier in her career, she spent 17 years with AIG in the Global Specialties division, serving as global chief underwriting officer, Specialty Lines, among other senior positions.
• American International Group named Sierra Signorelli chief executive officer, Americas and Global Personal Insurance, effective Jan.
• By: R&I Editorial Team | September 24, 2026 Topics: People on the Move .

Why it matters to restoration

This belongs on an operator’s radar because insurance behavior sets the rules for documentation, scope disputes, cash flow and customer expectations. If the article points to a carrier, court or coverage trend, the practical question is what proof your next file needs before the argument starts.

What to check next

Check whether your estimates, photos, notes and customer updates would survive the same dispute described in the article.

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