Reported Earlier: KWESST To Rebrand As DEFSEC Technologies Inc., Change Ticker To 'DFSC' Effective June 30, 2025

KWESST Announces Intention to Change Corporate Name At Opening of Expanded New Facility

Intention to change name from "KWESST Micro Systems Inc." to "DEFSEC Technologies Inc.," ticker symbol to change to DFSC, legal entity remains unchanged.

OTTAWA, ON - JUNE 25, 2025 - KWESST Micro Systems Inc. (TSXV:KWE,  , , NASDAQ:KWE, FSE: 62UA))) ("KWESST" or the "Company") a leader in advanced tactical systems for the defense and public security market, announces that it intends to change its name to "DEFSEC Technologies Inc." at the opening of its expanded new facility at 80 Hines Road in Kanata North, Ottawa, Ontario. The proposed name change is subject to approval from the TSX Venture Exchange (the "TSXV"), and the completion of all applicable regulatory filings. Assuming the satisfaction of these requirements, the name change is expected to become effective on or around June 30, 2025 on both the TSXV and the Nasdaq Capital Market (the "Nasdaq"). DEFSEC Technologies Inc. will trade on the TSXV and the Nasdaq under the symbol "DFSC".