Zephyr Minerals Ltd. — Proxy Solicitation & Information Statement 2025

Mar 28, 2025

March 28, 2025

Computershare

650 de Maisonneuve Blvd. W., 7th Floor

Montreal QC, H3A 3S8

www.computershare.com

To: All Canadian Securities Regulatory Authorities

Subject: Zephyr Minerals Ltd.

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 and Special Meeting
Record Date for Notice of Meeting : April 23, 2025
Record Date for Voting (if applicable) : April 23, 2025
Beneficial Ownership Determination Date : April 23, 2025
Meeting Date : May 28, 2025
Meeting Location (if available) : Halifax NS
Issuer sending proxy related materials directly to NOBO: Yes
Issuer paying for delivery to OBO: No

Notice and Access (NAA) Requirements:

NAA for Beneficial Holders No
NAA for Registered Holders No

Voting Security Details:

Description	CUSIP Number	ISIN
COMMON SHARES	98943Y109	CA98943Y1097

Sincerely,

Computershare

Agent for Zephyr Minerals Ltd.