Letho Resources Corp. — Proxy Solicitation & Information Statement 2025

Nov 17, 2025

November 17, 2025

Computershare

510 Burrard Street, 3rd Floor

Vancouver BC, V6C 3B9

www.computershare.com

To: All Canadian Securities Regulatory Authorities

Subject: LETHO RESOURCES CORP.

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 :	December 12, 2025
Record Date for Voting (if applicable) :	December 12, 2025
Beneficial Ownership Determination Date :	December 12, 2025
Meeting Date :	January 16, 2026
Meeting Location (if available) :	West Van, BC
Issuer sending proxy related materials directly to NOBO:	Yes
Issuer paying for delivery to OBO:	Yes

Notice and Access (NAA) Requirements:

NAA for Beneficial Holders	No
NAA for Registered Holders	No

Voting Security Details:

Description	CUSIP Number	ISIN
COMMON SHARES	52725Q107	CA52725Q1072

Sincerely,

Computershare

Agent for LETHO RESOURCES CORP.