Kelso Technologies — Regulatory Filings 2021

Apr 30, 2021

April 30, 2021

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

To: All Canadian Securities Regulatory Authorities New York Stock Exchange

Subject: Kelso Technologies Inc

Dear Sir/Madam:

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

Annual General and Special Meeting Meeting Type : (AMENDED) Record Date for Notice of Meeting : April 21, 2021 Record Date for Voting (if applicable) : April 21, 2021 Beneficial Ownership Determination Date : April 21, 2021 Meeting Date : June 03, 2021 Meeting Location (if available) : Vancouver, B.C. 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 48826D201 CA48826D2014

Sincerely,

Computershare

Agent for Kelso Technologies Inc