Orestone Mining — Proxy Solicitation & Information Statement 2025

Nov 6, 2025

ORESTONE MINING CORP.

NOTICE OF
ANNUAL GENERAL MEETING OF SHAREHOLDERS

TO BE HELD DECEMBER 11, 2025

NOTICE IS HEREBY GIVEN that the Annual General Meeting of shareholders of Orestone Mining Corp. (the "Company") will be held at the head office of the Company at Suite 410, 325 Howe Street, Vancouver, British Columbia on Thursday, December 11, 2025 at 10:00 a.m. (Pacific Time) (the "Meeting") for the following purposes:

1. to receive the audited financial statements of the Company for the financial year ended January 31, 2025 with auditor's report thereon;
2. to fix the number of directors at five and to elect five directors for the ensuing year;
3. to appoint the Company's auditor for the ensuing year and authorize the directors to fix the auditor's remuneration;
4. to reconfirm the Company's Stock Option Plan; and
5. to transact such other business as may properly come before the Meeting or any adjournment thereof.

An Information Circular, Proxy form (or Request for Voting Instructions, as applicable) and Return Card also accompany this Notice of Meeting.

Only shareholders of record at the close of business on November 3, 2025 will be entitled to receive notice of, and to vote at, the Meeting or any adjournment thereof. Registered shareholders who are unable to or who do not wish to attend the Meeting in person are requested to date and sign the enclosed Proxy form promptly and return it in the self-addressed envelope enclosed for that purpose or by any of the other methods indicated in the Proxy form. To be used at the Meeting, proxies must be received by Computershare Trust Company of Canada, Proxy Department, 100 University Avenue, 8th Floor, Toronto, Ontario M5J 2Y1 no later than 48 hours (excluding Saturdays, Sundays and holidays) prior to the time of the Meeting, or, if the Meeting is adjourned, no later than 48 hours (excluding Saturdays, Sundays and holidays) prior to the time that the Meeting is reconvened, or may be accepted by the chairman of the Meeting prior to the commencement of the Meeting. If a registered shareholder receives more than one Proxy form because such shareholder owns shares registered in different names or addresses, each Proxy form should be completed and returned.

Dated as of the 3rd day of November, 2025.

BY ORDER OF THE BOARD

"David N. Hottman"
DAVID N. HOTTMAN
Chairman and Chief Executive Officer