Zentek Ltd., together with its subsidiaries, engages in the research and development of graphene and related nanomaterials in Canada. It develops graphene-based coatings under the ZenGUARD brand; graphene-enhanced intumescent gel under the ZenFire brand; carbon-based copolymeric icephobic coating under the ZenICE brand, and graphene-enhanced anti-corrosion coating under the ZenArmor brand. In addition, the company owns a 100% interest in the Albany graphite project located in Northern Ontario, Canada. The company was formerly known as ZEN Graphene Solutions Ltd. and changed its name to Zentek Ltd. in October 2021. Zentek Ltd. was incorporated in 2008 and is headquartered in Guelph, Canada.