Mr. Tim Daniels reports

BORON ONE ANNOUNCES CHANGE OF AUDITOR

Smythe LLP has resigned as auditor of Boron One Holdings Inc., effective July 24, 2026.

The resignation of the former auditor was not the result of any disagreement with the company on any matter of accounting principles or practices, financial statement disclosure, or auditing scope or procedure. The former auditor has not expressed any modified opinion in its audit report on the company's financial statements for the financial year ended June 30, 2025, and there are no reportable events (as defined in Section 4.11 of National Instrument 51-102 (Continuous Disclosure Obligations)) in connection with the change of auditor.

The board of directors of the company has appointed De Visser Gray LLP as auditor of the company, effective July 24, 2026, to hold office until the close of the next annual general meeting of the company.

In accordance with NI 51-102, the company has filed the notice of change of auditor, together with the required letters from both the former auditor and the successor auditor, on SEDAR+, where are available under the company's profile at SEDAR+.

About Boron One Holdings Inc.

Boron One is a leading company dedicated to advancing the decarbonization of the planet through the responsible utilization of its wholly owned boron assets. With a commitment to environmental stewardship and sustainability, Boron One aims to play a crucial role in reducing the carbon footprint and supporting a cleaner, greener future.

Headquartered in Victoria, B.C., Canada, Boron One has shares traded on the TSX Venture Exchange under the symbol BONE.