Select Sands Corp. — Regulatory Filings 2023

Apr 14, 2023

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April 14, 2023

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

To: All Canadian Securities Regulatory Authorities

Subject: SELECT SANDS 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 and Special Meeting Record Date for Notice of Meeting : May 10, 2023 Record Date for Voting (if applicable) : May 10, 2023 Beneficial Ownership Determination Date : May 10, 2023 Meeting Date : June 20, 2023 Meeting Location (if available) : Texas, USA 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 81619L106 CA81619L1067 COMMON RESTRICTED US 1933 81619L205 US81619L2051

Sincerely,

Computershare

Agent for SELECT SANDS CORP.