September 7, 2021 – Coquitlam, BC – Greenbriar Capital Corp. ("Greenbriar") is pleased to announce that it has increased the size of the previously announced nonbrokered private placement (the "Financing") announced on July 19, 2021. Greenbriar has increased the Financing to 878,970 units (the "Units") at a price of $1.65 per Unit for gross proceeds of $1,450,301. Each Unit is comprised of one common share and one share purchase warrant. Each warrant (a "Warrant") entitles the holder to acquire one additional share in the capital of Greenbriar at a price of $2.00 for a period of two years. Proceeds from the Financing will be used by Greenbriar for working capital purposes. The Financing is subject to TSX-V approval.

In addition, Greenbriar last month converted $166,240 of outstanding principal and $1,567 in accrued interest on one of its outstanding Convertible Debentures resulting in the issuance of 133,027 units of Greenbriar at a price of $1.25 per unit, and 1,080 units at a price of $1.45 per unit for the converted principal and interest, respectively. All of the warrants comprising the units were exercisable at a price of $1.50 on or before August 21, 2021. On August 20, 2021, all of the warrants resulting from the conversion were exercised resulting in proceeds of $201,160.50.

ON BEHALF OF THE BOARD OF DIRECTORS

"Jeff Ciachurski"

Jeffrey J. Ciachurski
Chief Executive Officer and Director

The TSX Venture Exchange has not reviewed and does not accept responsibility for the accuracy or adequacy of this release. Neither the TSX Venture Exchange nor its Regulation Service Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release. This press release may contain forward-looking statements. All statements, other than statements of historical fact, constitute "forward-looking statements" and include any information that addresses activities, events or developments that the Company believes, expects or anticipates will or may occur in the future including the Company's strategy, plans or future financial or operating performance and other statements that express management's expectations or estimates of future performance.