On June 12, 2024, Transocean Ltd. announced that, as part of its ongoing succession planning strategy to support long-term growth, 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. Each of Messrs. Pack and Tonnel will continue to serve in their respective current roles until the effective date of Mr. Pack?s appointment as Chief Accounting Officer.

Mr. Pack, age 49, has served as Senior Vice President and Chief Audit Executive of the Company since February 2022. He initially joined the Company in August 2018 as Vice President and Chief Audit Executive. Before joining the Company, Mr. Pack spent 16 years at National Oilwell Varco (now NOV Inc.), where he held several leadership positions, including Vice President of Internal Audit, Vice President of Finance Drilling and Intervention, Vice President of Finance Africa, and Global Controller Downhole.

During that period, Mr. Pack also served as a director and the chairman of the audit committees of two publicly listed exploration and production companies: Kallisto Energy Corp. from November 2006 until June 2013 and Shelton Canada Corp. from March 2007 until December 2009.

Prior to its acquisition by NOV Inc. in 2006, Mr. Pack served as Senior Controller of NQL Drilling Tools Inc. Mr.  Pack began his professional career at Deloitte & Touche in Edmonton, Alberta, Canada, where he worked as a Staff Auditor. Since 2002, Mr. Pack has been a Chartered Accountant and member of the Chartered Professional Accountants of Alberta. Since 2009, he has been a Certified Public Accountant, licensed with the Texas State Board of Public Accountancy.

Since 2015, he has been a Certified Internal Auditor and a member of the Institute of Internal Auditors. Since 2022, he has been a Chartered Financial Analyst and a member of the CFA Institute. Mr. Pack holds a Bachelor of Management degree in Accounting and a Bachelor of Science degree in Biology, Chemistry and Mathematics from the University of Lethbridge.