Bonanza Mining Corporation Provides Corporate Update

Suite 1710 – 1177 West Hastings Street Vancouver, B.C.

V6E 2L3

Trading Symbol: TSX-V: BNZ Telephone: 604-619-0225 Email: asburg100@gmail.

Bonanza Mining Corporation Provides Corporate Update

October 8, 2025 – Vancouver, British Columbia: Bonanza Mining Corporation (“Bonanza” or the “Company”) (TSX-V: BNZ) announces that Dayton Marks has resigned as a Director. The Company wishes to thank Mr. Marks for his services to the Company over the past number of years, and wishes him well in his future endeavours.

The individuals comprising the Company’s current Board of Directors are as follows:

Alfredo De Lucrezia, of North Vancouver, B.C.

Andrew Burgess, of Calgary, Alberta Charles Greig, of Penticton, B.C.

Christopher Graf, of Wardner, B.C.

John Pallot, of New Westminster, B.C.

For further information, please contact:

Bonanza Mining Corporation Suite 1710 – 1177 West Hastings Street Vancouver, B.C. V6E 2L3 Attention: Alfredo De Lucrezia, President and Director Tel: 604-619-0225 Email: [email protected]

or

Drew Burgess, CEO and Director Tel: 403-383-8254 Email: [email protected]

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