King Copper Discovery Corp. — AGM Information 2022

Jun 22, 2022

June 22, 2022

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Filed via SEDAR

To All Applicable Exchanges and Securities Administrators

Subject: Turmalina Metals Corp. (the "Issuer") Notice of Meeting and Record Date

Dear Sir/Madam:

We are pleased to confirm the following information with respect to the Issuer's upcoming meeting of securityholders:

MeetingType:	Annual General Meeting
MeetingDate:	August 12,2022 - UPDATED
Record Date for Notice of Meeting:	June 15,2022
Record Date for Voting (if applicable):	June 15,2022
Beneficial OwnershipDetermination Date:	June 15,2022
Class of Securities Entitled to Vote:	Common shares
ISIN:	CA90022K1003
Issuer sending proxymaterials directlyto NOBOs:	No
Issuerpayingfor deliveryto OBOs:	No
Notice and Access for Beneficial Holders:	No
Notice and Access for Registered Holders:	No

In accordance with applicable securities regulations we are filing this information with you in our capacity as agent of the Issuer.

Yours truly,

Odyssey Trust Company as agent for Turmalina Metals Corp.