Mr. Matt Kreps reports

HYDROGRAPH ANNOUNCES C$50 MILLION BOUGHT DEAL PUBLIC OFFERING OF UNITS

Hydrograph Clean Power Inc. has entered into an agreement with Canaccord Genuity Corp., as sole underwriter and bookrunner, pursuant to which the underwriter has agreed to purchase, on a bought deal basis, 7,353,000 units of the company, at a price of $6.80 per unit, for aggregate gross proceeds of $50,000,400.

Each unit will consist of one common share of the company and one-half of one common share purchase warrant. Each warrant will entitle the holder thereof to acquire one common share at a price of $8.16 for a period of 60 months following the closing date (as defined herein).

The company has also granted the underwriter an option to purchase up to an additional 1,102,950 units to cover overallotments, if any, and for market stabilization purposes at the offering price for additional gross proceeds of up to $7,500,060. The overallotment option is exercisable, in whole or in part, for a period of 30 days after and including the closing date.

The net proceeds of the offering are expected to be used for business development activities, expansion of American facilities, working capital and general corporate purposes.

The units will be offered by way of prospectus supplement to the company's (final) short form base shelf prospectus dated June 24, 2026, to purchasers in each of the provinces and territories of Canada (other than Quebec), and may also be offered by way of private placement (or equivalent basis) in the United States, and such other jurisdictions as agreed between the company and the underwriter.

The offering is expected to close on or about Aug. 25, 2026, or such other date as may be agreed upon by the company and the underwriter. The offering is subject to customary closing conditions and the company receiving all necessary regulatory approvals, including the approval of the Canadian Securities Exchange.

Access to the base shelf prospectus, the prospectus supplement and any amendment to such documents is provided in accordance with securities legislation relating to the procedures for providing access to a shelf prospectus supplement, a base shelf prospectus and any amendment. The base shelf prospectus is, and the prospectus supplement will be (following filing within two business days from the date hereof), accessible on SEDAR+. Delivery of the base shelf prospectus and the prospectus supplement, and any amendments thereto, will be satisfied in accordance with the access equals delivery provisions of applicable Canadian securities legislation. An electronic or paper copy of the prospectus supplement and the base shelf prospectus, and any amendment to such documents, may be obtained, without charge, from Canaccord by e-mail at ecm@cgf.com by providing Canaccord with an e-mail address or address, as applicable.

A purchaser's right to withdraw from an agreement to purchase securities, and a purchaser's right of rescission or cancellation after the withdrawal period has expired, is not affected by the use of the access equals delivery procedures described above, as set out in applicable securities legislation.

About Hydrograph Clean Power Inc.

Hydrograph is a leading producer of pristine graphene using its proprietary Hyperion Reactor technology, which allows for ultrahigh purity, low energy use and uniform batches. The quality, performance and consistency of Hydrograph's graphene follow the Graphene Council's Verified Graphene Producer standards, of which very few graphene producers are able to meet.

We seek Safe Harbor.