Tectonic Metals Inc. — AGM Information 2024

Jul 5, 2024

510 Burrard St, 3rd Floor Vancouver BC, V6C 3B9 www.computershare.com

July 05, 2024

==> picture [97 x 18] intentionally omitted <==

To: All Canadian Securities Regulatory Authorities

Subject: TECTONIC METALS INC.

Dear Sir/Madam:

We advise of the following with respect to the upcoming Meeting of Security Holders for the subject Issuer:

Meeting Type : Annual General Meeting Record Date for Notice of Meeting : August 01, 2024 Record Date for Voting (if applicable) : August 01, 2024 Beneficial Ownership Determination Date : August 01, 2024 Meeting Date : September 19, 2024 Meeting Location (if available) : Vancouver, BC Issuer sending proxy related materials directly to NOBO: No Issuer paying for delivery to OBO: No

Notice and Access (NAA) Requirements:

NAA for Beneficial Holders Yes Beneficial Holders Stratification Criteria: Not Applicable NAA for Registered Holders Yes Registered Holders Stratification Criteria: Not Applicable

Voting Security Details:

Description

COMMON CLASS

CUSIP Number ISIN 87877T301 CA87877T3010

Sincerely,

Computershare

Agent for TECTONIC METALS INC.