File: '\\swfile\EmailIn\20260831 160841 Attachment DARK STAR News Release announcing resignation of David Shisel as director appointment of Cole Drezdoff as director appointment of David Shisel as member of.docx'

LEGAL\117731423\1

1

LEGAL\117731423\1

Dark Star Minerals Announces Changes to Directors and Grant of Stock Options and Restricted Share Units

VANCOUVER, BRITISH COLUMBIA, AUGUST 31st, 2026: DARK STAR MINERALS INC. (CSE: BATT; WKN: A429LR | FSE: P0W0) (the "Company" or "Dark Star") announces the appointment of Cole Drezdoff as a director of the Company and the resignation of David Shisel as a director of the Company, effective as of August 27, 2026. The Company also announces the appointment of David Shisel to its advisory board.

Cole Drezdoff is a commercially focused marketing and business development professional with experience in digital strategy, market research, investor engagement, and client growth initiatives. A graduate of Toronto Metropolitan University's Ted Rogers School of Management with a Bachelor of Commerce in Marketing Management, he has supported companies in strengthening brand visibility, improving stakeholder communications, and driving business development. As a Management Consultant with Lane-Link, Cole advised clients on branding, market positioning, and growth strategies, including representing a client at ADIPEC, where he supported market entry efforts in the Middle East and helped facilitate strategic engagement with ADNOC and Saudi Aramco. His experience spans digital marketing, social media, lead generation, operations, client engagement, and financial communications, giving him a practical, entrepreneurial approach to helping businesses execute growth strategies and expand commercial opportunities.

The Company has also granted stock options ("Options") and restricted share units ("RSUs") to certain directors, officers and to a member of its advisory board. The Company granted an aggregate of 300,000 Options to a director and to a member of its advisory Board member at an exercise price of $0.15 expiring two years from the date of grant. The Options vest immediately. In addition, the Company granted 1,200,000 RSUs to a director and officer of the Company. The RSUs vest immediately. The Options and RSUs were granted in accordance with the Company's omnibus equity incentive plan. All Options are subject to the four (4) month exchange hold period. The grant of the Options and RSUs is subject to acceptance by the Canadian Securities Exchange.

About Dark Star Minerals Inc.

Dark Star Minerals Inc. is a mineral exploration company focused on the strategic acquisition and advancement of uranium and critical mineral resources. The Company holds an option to acquire a 100% interest in the Ghost Lake claims located in the prolific CMB of Newfoundland and Labrador, comprising 28,575 ha of contiguous claim blocks, and owns the Bleasdell Project spanning over 515 ha in Northern Saskatchewan, Canada.

For further information please contact:

"Marc Branson"

President, CEO and Director

E-mail: investors@darkstarminerals.com

Telephone: 604-816-2555

Neither the CSE nor its Regulation Services Provider (as that term is defined in the policies of the CSE) accepts responsibility for the adequacy or accuracy of this release.