M3 Metals Corp. — Proxy Solicitation & Information Statement 2023

Jun 27, 2023

TMX THE FUTURE IS YOURS TO SEE.

TSX TRUST COMPANY

VIA ELECTRONIC TRANSMISSION

June 27, 2023

TO ALL APPLICABLE EXCHANGES AND COMMISSIONS:

RE: M3 METALS CORP

We are pleased to confirm that copies of the following proxy-related materials were mailed on June 26, 2023 to the Registered Securityholders and to the Non-Objecting Beneficial Owners ("NOBO"):

1. Proxy with Request for Financial Statements - Registered Securityholders
2. Voting Instruction Form with Request for Financial Statements - NOBOs
3. Notice of Meeting Combined with Information Circular
4. Proxy Return Envelope

Yours truly,

TSX Trust Company

"Sandy Hunter"

Senior Relationship Manager

sandy.hunter@tmx.com

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