Mr. Bob Dhillon reports

MAINSTREET EQUITY CORP. ANNOUNCES QUARTERLY DIVIDEND FOR PERIOD ENDING JUNE 30, 2026

Mainstreet Equity Corp.'s board of directors has declared a quarterly cash dividend of eight cents per common share of Mainstreet for the quarter ending June 30, 2026. The dividend is payable on July 31, 2026, to shareholders of record at the close of business on July 17, 2026.

Mainstreet designates the entire amount of this taxable dividend to be an eligible dividend for purposes of the Income Tax Act (Canada). This notice meets the requirements of the Income Tax Act (Canada). Shareholders are encouraged to consult their tax advisers regarding the designation of the eligible dividend.

About Mainstreet Equity Corp.

Mainstreet is a Calgary-based real estate operating company, traded on the Toronto Stock Exchange. Mainstreet is a top provider of high-quality, affordable multifamily rental units in Western Canada, covering British Columbia, Alberta, Saskatchewan and Manitoba, with year-to-date holdings of approximately 19,300 units. The company's long-term value is anchored by a counter-cyclical strategy to aggressively acquire undervalued units at distressed prices, using low-cost capital. Once acquired, Mainstreet rapidly stabilizes the assets to minimize cycle times and boost net operating income. The company employs a 100-per-cent-organic, non-dilutive growth model, leveraging its robust liquidity position. As at Q2 (second quarter) 2026, Mainstreet's assets were valued at over $3.8-billion based on IFRS (international financial reporting standards) value.

We seek Safe Harbor.