Vantage Drilling International (the Company) has appointed Rafael Blattner as Chief Financial Officer (and principal financial officer), effective as of August 1, 2023. As part of this transition, Douglas E. Stewart, who assumed the responsibilities of Chief Financial Officer in May of 2020, has resigned from the position of Chief Financial Officer as of August 1, 2023, and will continue to serve in his role as the Company?s General Counsel, Chief Compliance Officer and Corporate Secretary. Mr. Blattner, age 44, has been with the Company since August of 2013, most recently serving as the Company?s Vice President of Corporate Development & MD Managed Rigs Services since June of 2022.

Prior to that, Mr. Blattner served in various development, strategy and finance roles with the Company, including as Managing Director ? Managed Rigs Services & Corporate Development, and as Director of Corporate Finance & Treasurer. Mr. Blattner earned a Bachelor?s of Science in Economics from the University of Houston, an MBA from the University of Texas at Austin - Red McCombs School of Business and completed the Advanced Management Program at IESE Business School.