Appointment of Chief Executive Officer

Great Western Mining Corporation PLC, a strategic and precious metals exploration and development company, is pleased to announce the appointment of Mr Edward ('Ed') Loye as Chief Executive Officer, effective 1 February 2026.

Ed, who was working as a geological consultant to Great Western during the second half of 2025, brings over 20 years' experience in mineral exploration and project development across rare earths ('REE'), critical, precious, and base metals. He has held senior executive and board roles in both private and listed companies, with expertise spanning mineralogy, economics, extraction, and processing.

Previous roles include MD of Geolithical Limited, a developer of industrial minerals and critical metals, including strontium, zinc and indium, and founder of E-Tech Metals Limited, now ReeXploration Inc. (TSX-V: REE), where he led the discovery and development of the Eureka REE project in Namibia. Ed has also held senior roles at the Camborne School of Mines and at the University of Exeter working on UK Government-funded programmes focused on critical and technology metals for the energy transition. He is a founding member of the UK Critical Minerals Association, a Fellow of the Geological Society of London, and holds MScs in both Mining Geology and Applied Mineralogy.

Ed will join as Chief Executive Officer on 1 February 2026, and it is the intention of the Board that he will join the Board of Directors in due course. Further announcements will be made as appropriate.

Brian Hall, Executive Chairman of Great Western Mining, commented, "Ed has already made a significant impact at Great Western as a consultant so we are delighted that he has now agreed to step into the role of Chief Executive Officer. His technical depth, commercial focus and proven leadership position him exceptionally well to accelerate our Nevada exploration programmes. We look forward to working closely with Ed as we plan our 2026 work streams and decisively progress our portfolio."

Ed Loye, incoming Chief Executive Officer, said, "Having worked with the Company as a consulting geologist for several months, I have been consistently impressed by the quality of its assets and the rigorous, methodical exploration work completed to date. I am looking forward to advancing these strategically important projects in the months ahead and building long-term value for shareholders."

Great Western Mining Corporation PLC (AIM: GWMO / Euronext Growth: 8GW) is a diversified exploration and development company focused on strategic minerals across several 100%-owned claim groups in Mineral County, Nevada, one of the world's most prolific and mining-friendly jurisdictions. Backed by an experienced team, the Company is pursuing a multi-commodity strategy targeting near-term development and longer-term exploration while assessing farm-out and joint venture opportunities to unlock broader portfolio value. As well as its flagship Huntoon Copper Project, which hosts a JORC-compliant resource of 4.3 Mt at 0.45% Cu, with upside from undrilled porphyry targets, it has a pipeline of gold, silver, and early-stage tungsten assets aligned with US critical minerals priorities.