ProStar Holdings Inc. — Proxy Solicitation & Information Statement 2020

Sep 24, 2020

September 24, 2020

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

To: All Canadian Securities Regulatory Authorities

Subject: DOXA ENERGY 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 and Special Meeting Record Date for Notice of Meeting : October 19, 2020 Record Date for Voting (if applicable) : October 19, 2020 Beneficial Ownership Determination Date : October 19, 2020 Meeting Date : November 23, 2020 Meeting Location (if available) : Virtual meeting 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 261223101 CA2612231019

Sincerely,

Computershare

Agent for DOXA ENERGY LTD.