---
schema_version: "secwatch.filing_event.v1"
accession: "0001451505-24-000070"
form_type: "8-K"
ticker: "RIG"
cik: "0001451505"
company_name: "Transocean Ltd."
filed_at: "2024-06-14T23:59:59+00:00"
generated_at: "2026-06-01T04:17:17.301885+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Transocean appoints Jason Pack as Chief Accounting Officer effective July 31, 2024

## Summary
- Pack, currently SVP and Chief Audit Executive, will succeed David Tonnel who is retiring.
- Effective date of appointment is July 31, 2024; both will serve in their current roles until then.
- Pack joined Transocean in 2018; prior experience includes NOV Inc. and Deloitte & Touche.
- No changes to Pack's compensation at this time; future changes will be disclosed separately.

## SEC filing metadata
- accession: 0001451505-24-000070
- form_type: 8-K
- ticker: RIG
- cik: 0001451505
- company_name: Transocean Ltd.
- filed_at: 2024-06-14T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1451505/000145150524000070/0001451505-24-000070-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1451505/000145150524000070/rig-20240614x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001451505-24-000070
- JSON: https://secwatch.observer/filing/0001451505-24-000070.json
- Plain text: https://secwatch.observer/filing/0001451505-24-000070.txt

## Key facts
- Executive change
  Jason Pack was appointed as Senior Vice President and Chief Accounting Officer at Transocean Ltd..
  - Action: appointed
  - Role: Senior Vice President and Chief Accounting Officer
  source text: Mr. Jason Pack, who currently serves as Senior Vice President and Chief Audit Executive of the Company, will be appointed Senior Vice President and Chief Accounting Officer of the Company, effective July 31, 2024, following the previously announced retirement of Mr. David Tonnel, who currently serves as the Company’s Senior Vice President and Chief Accounting Officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1451505/000145150524000070/0001451505-24-000070-index.htm
- Executive change
  David Tonnel retired as Senior Vice President and Chief Accounting Officer at Transocean Ltd..
  - Action: retired
  - Role: Senior Vice President and Chief Accounting Officer
  source text: Mr. Jason Pack, who currently serves as Senior Vice President and Chief Audit Executive of the Company, will be appointed Senior Vice President and Chief Accounting Officer of the Company, effective July 31, 2024, following the previously announced retirement of Mr. David Tonnel, who currently serves as the Company’s Senior Vice President and Chief Accounting Officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1451505/000145150524000070/0001451505-24-000070-index.htm

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