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Gemma Cooper

Gemma is a senior commercial leader with over 15 years’ experience across the global chemicals and battery materials supply chain. She previously led lithium sourcing for Johnson Matthey’s Battery Materials business, securing long-term raw material partnerships to support the localisation of supply chains. As Chief Commercial Officer at Tees Valley Lithium, she now leads feedstock strategy and offtake partnerships for the UK’s first large-scale, independent lithium refinery, focused on enabling a secure and resilient domestic critical minerals supply chain.