Star Diamond president Mason to retire

Executive Summary

• Star Diamond Corporation’s President, Chairman and Chief Executive Officer, Ewan Mason, announced his intention to retire effective November 20, 2025.
• Mason has served on the board for seven years and as President/CEO for nearly three years.
• The Board will commence a search for a successor appropriate to the Company’s development stage.

Key Details

• Retirement Effective Date: November 20, 2025.
• Tenure: 7 years on the board; ~3 years as President and CEO.
• Board Action: The Board will launch a formal search process for a new CEO in due course.
• Statement from Lead Director Lisa Riley: “Mr. Mason has led us through some difficult times and we wish him well in his retirement. The board will, in due course, launch a search process for a replacement for Mr. Mason that will seek a candidate appropriate for our development stage.”

Notable Quotes

• Lisa Riley, Lead Director: “Mr. Mason has led us through some difficult times and we wish him well in his retirement. The board will, in due course, launch a search process for a replacement for Mr. Mason that will seek a candidate appropriate for our development stage.”