First Atlantic Nickel Corp. — Proxy Solicitation & Information Statement 2025

Apr 17, 2025

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FIRST ATLANTIC NICKEL CORP.

NOTICE OF ANNUAL GENERAL & SPECIAL MEETING OF SHAREHOLDERS

TO BE HELD ON MAY 13, 2025

NOTICE IS HEREBY GIVEN that the Annual General & Special Meeting (the "Meeting") of First Atlantic Nickel Corp. (formerly Avante Mining Corp.) (the "Company") will be held at Suite 1890 – 1075 West Georgia Street, Vancouver, BC V6E 3C9 on Tuesday, May 13, 2025 at 11:00 am (Pacific Standard Time) for the following purposes:

1. to receive the audited financial statements of the Company for the financial year ended January 31, 2024 and 2023 together with the auditor's report thereon;
2. to fix number of directors at three (3);
3. to elect directors for the ensuing year;
4. to appoint Dale Matheson Carr Hilton Labonte LLP, Chartered Professional Accountants ("DMCL"), as the Company's auditor for the ensuing year, and to authorize the directors to fix the remuneration to be paid to the auditor;
5. To consider and, if thought advisable, to pass an ordinary resolution, the full text of which is set out in the accompanying Management Information Circular, ratify and approving the Company's Amended Omnibus Long-term Incentive plan; and
6. to transact such other business as may properly come before the Meeting or any adjournments thereof.

An Information Circular accompanies this Notice and contains details of matters to be considered at the Meeting. No other matters are contemplated, however any permitted amendment to or variation of any matter identified in this Notice may properly be considered at the Meeting. The Meeting may also consider the transaction of such other business as may properly come before the Meeting or any adjournment thereof.

Registered Shareholders

Every registered holder of Common Shares of the Company at the close of business on April 7, 2025 is entitled to receive notice of, and to vote such Common Shares in advance of the Meeting.

A shareholder wishing to be represented by proxy at the Meeting or any adjournment thereof must deposit his, her or its duly executed form of proxy with the Company's transfer agent and registrar, Computershare Investor Services Inc. (the "Transfer Agent") (i) by mail using the enclosed return envelope or (ii) by hand delivery to Computershare, 8th Floor, 100 University Avenue, Toronto, Ontario, M5J 2Y1. Alternatively, you may vote by telephone at 1-866-732-VOTE (8683) (toll free within North America) or 1-312-588-4290 (outside North America), by facsimile to 1-866-249-7775 or 1-416-263-9524 (if outside North America), or by internet using the 15 digit control number located at the bottom of the form of proxy at www.investorvote.com. All instructions are listed in the enclosed form of proxy. Proxies or voting instructions must be received in each case no later than 11:00 a.m. (Pacific Standard Time) on May 9, 2025 or deliver it to the chairman of the Meeting on the day of the Meeting or any adjournment thereof prior to the time of voting.

Non-Registered Shareholders

Shareholders may beneficially own Common Shares that are registered in the name of a broker, another intermediary or an agent of that broker or intermediary ("Non-Registered Shareholders"). Without specific instructions, intermediaries are prohibited from voting shares for their clients. If you are a Non-Registered Shareholder, it is vital that the voting instruction form provided to you by Computershare, your broker, intermediary or its agent is returned according to the instructions provided in or with such form,

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sufficiently in advance of the deadline specified, to ensure that they are able to provide voting instructions on your behalf.

DATED at Vancouver, British Columbia, this 7th day of April, 2025.

BY ORDER OF THE BOARD OF DIRECTORS:

Signed: "Adrian Smith"
ADRIAN SMITH
Chief Executive Officer