Mr. Ryan Shacklock reports

ZENTEK ANNOUNCES VOTING RESULTS OF ANNUAL AND SPECIAL MEETING

Zentek Ltd. has released the voting results from its annual and special meeting of shareholders, held on Sept. 25, 2025. At the meeting, shareholders voted in favour of all resolutions brought before the meeting. Details of all resolutions that were voted upon are set out in the management information circular dated Aug. 15, 2025, and the supplement to the management information circular dated Sept. 10, 2025. The management information circular and supplement are available on the company's profile on SEDAR+.

Election of directors

At the meeting, based on proxies received, shareholders approved and elected all of the board of director nominees listed in the supplement. The results of the votes are detailed in an attached table.

Appointment of auditors

At the meeting, based on proxies received, shareholders approved the appointment of the company's auditor, BDO Canada LLP. The results of the votes are detailed in an attached table.

Other item of business

At the meeting, based on proxies received and votes calculated by ballot, shareholders approved and confirmed the company's omnibus long-term incentive plan. The results of the votes are detailed in an attached table.

Following the meeting, the board of directors appointed John Snisarenko as its new chair.

Eric Wallman, previous board chair, commented: "With our CEO transition well under way, I felt this was also the right time for a new perspective in the chair position. John's extensive experience in commercialization and board leadership brings tremendous value for Zentek as we move into this next stage of our growth. I look forward to serving the company and it shareholders by continuing to act as board secretary and chair of the audit and governance committees."

Mr. Snisarenko, newly appointed chairman of the board of directors, commented: "I am honoured to assume the role of board chair at this pivotal time for Zentek. I look forward to working closely with the board and management team to collaboratively advance the company's growth ambitions to unlock value for shareholders."

About Zentek Ltd.

Zentek is an ISO 13485:2016-certified intellectual property technology company focused on the research, development and commercialization of novel products seeking to give the company's commercial partners a competitive advantage by making their products better, safer and greener.

Zentek's patented technology platform, ZenGuard, is shown to have enhanced viral filtration efficiency for surgical masks and HVAC (heating, ventilation and air conditioning) systems. Zentek's ZenGuard production facility is in Guelph, Ont.

Zentek has a global exclusive licence to the Aptamer-based platform technology developed by McMaster University, which is being jointly developed Zentek and McMaster for both the diagnostic and therapeutic markets.

We seek Safe Harbor.