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Zentek Ltd. is a Canadian company focused on the exploration and advancement of graphene and related nanomaterials. It fully owns the Albany Graphite project, situated in Northern Ontario, Canada. The firm develops its ZenGUARD brand, a graphene-based antimicrobial coating, incorporating it into products like surgical masks, HVAC filters, and personal protective equipment. Additionally, Zentek's innovation extends to rapid detection point-of-care diagnostics and pharmaceutical products, all leveraging graphene-based compounds. The company also specializes in synthesizing graphene, graphene…

Guelph, Ontario--(Newsfile Corp. - August 28, 2026) - Zentek Ltd. (TSXV: ZEN) (NASDAQ: ZTEK) ("Zentek" or the "Company"), today announces that its common shares will transition from trading on The Nasdaq Capital Market to the OTC Markets Group on Tuesday, September 2, 2026.

Zentek to supply HVAC filters to federal facilities in the National Capital Region as ZenGUARD(TM) Enhanced Air Filters remain available to all federal departments through the Pathway to Commercialization source list Guelph, Ontario--(Newsfile Corp. - August 20, 2026) - Zentek Ltd. (TSXV: ZEN) (NASDAQ: ZTEK) ("Zentek" or the "Company") announces that it has been awarded a Government of Canada standing offer to supply a range of HVAC filtration products, including ZenGUARD™ Enhanced Air Filters, to federal facilities in the National Capital Region.

ZEN-EMI-01 is developed from Albany graphite and preliminary laboratory testing showed that it dissipates electromagnetic energy within the coating rather than reflecting it toward adjacent systems Guelph, Ontario--(Newsfile Corp. - August 17, 2026) - Zentek Ltd. (TSXV: ZEN) (NASDAQ: ZTEK) ("Zentek" or the "Company") has filed a provisional patent application with the United States Patent and Trademark Office covering ZEN-EMI-01, a water-based electromagnetic interference ("EMI") shielding coating produced from purified graphite from the Company's Albany deposit.

Initial capital of US$817 million, after-tax payback of 4.4 years and a 30-year mine life, for the nuclear, defence and allied-nation supply chains the Project targets. Guelph, Ontario--(Newsfile Corp. - August 10, 2026) - Zentek Ltd.

Guelph, Ontario--(Newsfile Corp. - 22 juillet 2026) - Zentek Ltd. (TSXV: ZEN) (NASDAQ: ZTEK) (« Zentek »