Harfang Exploration Inc. — Proxy Solicitation & Information Statement 2025

Apr 11, 2025

April 11, 2025

Computershare

650 de Maisonneuve W Blvd, 7th floor

Montreal QC, H3A 3T2

www.computershare.com

To: All Canadian Securities Regulatory Authorities

Subject: HARFANG EXPLORATION 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 : May 07, 2025
Record Date for Voting (if applicable) : May 07, 2025
Beneficial Ownership Determination Date : May 07, 2025
Meeting Date : June 19, 2025
Meeting Location (if available) : Montreal QC
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 : Yes
Beneficial Holders Stratification Criteria: Not Applicable
NAA for Registered Holders : Yes
Registered Holders Stratification Criteria: Not Applicable

Voting Security Details:

Description	CUSIP Number	ISIN
COMMON SHARES	412379208	CA4123792083

Sincerely,

Computershare

Agent for HARFANG EXPLORATION INC.