---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-24-088369"
form_type: "8-K"
ticker: "CB"
cik: "0000896159"
company_name: "Chubb Ltd"
filed_at: "2024-08-12T23:59:59+00:00"
generated_at: "2026-05-31T10:16:44.495613+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# Chubb appoints George Ohsiek as Chief Accounting Officer; Hagan, Le also in new roles

## Summary
- George Ohsiek becomes Chief Accounting Officer effective September 4, 2024, succeeding Annmarie Hagan.
- Annmarie Hagan named CFO of Operations & Technology and Transformation, effective September 4, 2024.
- Mong-Diep "Dee" Le promoted to Chief Auditor, succeeding Ohsiek, effective September 4, 2024.
- All three report to CFO Peter Enns; Hagan also reports to Julie Dillman (Operations & Technology).
- Ohsiek had served as Chief Auditor since July 2019; Hagan had been CAO since May 2020.

## SEC filing metadata
- accession: 0001104659-24-088369
- form_type: 8-K
- ticker: CB
- cik: 0000896159
- company_name: Chubb Ltd
- filed_at: 2024-08-12T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/896159/000110465924088369/0001104659-24-088369-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/896159/000110465924088369/tm2421427d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-24-088369
- JSON: https://secwatch.observer/filing/0001104659-24-088369.json
- Plain text: https://secwatch.observer/filing/0001104659-24-088369.txt

## Key facts
- Executive change
  George Ohsiek was appointed as Chief Accounting Officer at Chubb Ltd.
  - Action: appointed
  - Role: Chief Accounting Officer
  source text: On August 8, 2024, Chubb Limited (“Company” or “Chubb”) appointed George Ohsiek as Chief Accounting Officer, effective September 4, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/896159/000110465924088369/0001104659-24-088369-index.htm
- Executive change
  Annmarie Hagan was named as Chief Financial Officer of Operations & Technology and Transformation at Chubb Ltd.
  - Action: named
  - Role: Chief Financial Officer of Operations & Technology and Transformation
  source text: Annmarie Hagan, the Company’s current Chief Accounting Officer and principal accounting officer, has been named Chief Financial Officer of Operations & Technology and Transformation, effective September 4, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/896159/000110465924088369/0001104659-24-088369-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.