6 July 2026

Alien Metals Limited

("Alien" or the "Company")

GreenTech Appoints Chief Geologist

Alien Metals Limited (AIM: UFO), a minerals exploration and development company, notes that GreenTech Metals Limited (ASX: GRE) ("GreenTech") has announced the appointment of Ms Rachel Backus as Chief Geologist, effective 27 July 2026.

The appointment forms part of GreenTech's continued expansion of its in-house technical team as it prepares to commence a major drilling programme at the Munni Munni PGE-Cu-Ni Project ("Munni Munni") and the Whundo Cu-Zn-Au Project ("Whundo") in the West Pilbara region of Western Australia.

Ms Backus brings more than 18 years' exploration experience across gold and multi-commodity systems in Western Australia and northern Australia. Her technical expertise spans Au, Ni, Cu, Mn, Fe and PGE-related systems, including exploration targeting, drill programme design and resource growth.

Previous senior roles include Fortescue Metals Group, Western Areas, Prodigy Gold, Consolidated Minerals, Orion Gold, Tanami Gold and Saturn Metals. Ms Backus joins GreenTech from Leeuwin Metals Ltd, where she most recently served as Exploration Manager.

GreenTech advised that Ms Backus brings a combination of technical and statutory experience, with expertise directly relevant to the Company's Munni Munni PGE-Cu-Ni and Whundo Cu-Zn-Au Projects. Her experience includes generative exploration targeting, drill programme design and execution, and resource growth across a range of mineral systems.

Ms Backus holds a Master of Geology (Hons) from the University of Leicester, a Graduate Certificate in Geostatistics and a Certificate in Mining Studies, and is a member of both the Australasian Institute of Mining and Metallurgy (AusIMM) and the Australian Institute of Geoscientists (AIG).

Alien holds a 30% interest, free carried to the completion of a bankable feasibility study at Munni Munni, and holds 37.9 million shares in GreenTech, representing an approximate 10% interest in the issued share capital of GreenTech.

The full text of the announcement issued by GreenTech is available via the following link: http://www.rns-pdf.londonstockexchange.com/rns/0391L_1-2026-7-3.pdf

For further information, please visit the Company's website at www.alienmetals.uk or contact:

Alien Metals Limited

Bruce Garlick

Email: [email protected]

Strand Hanson (Financial and Nominated Adviser)

James Harris / James Dance / Edward Foulkes

Tel: +44 (0) 207 409 3494

Turner Pope (Broker)

Andy Thacker / Guy McDougall

Tel: +44 (0) 203 657 0050

IFC Advisory (Financial PR and Investor Relations)

Tim Metcalfe / Graham Herring / Zach Cohen

Tel: +44 (0) 203 934 6632

Notes to Editors

Alien Metals Ltd is a mining exploration and development company quoted on the AIM market of the London Stock Exchange (AIM: UFO). The Company follows a balanced strategy focused on advancing and strengthening its asset portfolio through targeted technical work and project development, while evaluating partnerships, joint ventures, and selective monetisation opportunities to enhance shareholder value. At the same time, Alien will continue to consider opportunities to expand its asset base through carefully selected acquisition opportunities consistent with the Board's disciplined investment criteria.

Alien's principal focus is the advancement and development of its 90%-owned Hancock Iron Ore Project in the central Pilbara region of Western Australia. The Hancock tenements contain a JORC-compliant resource of 8.4Mt at 60% Fe and offer significant exploration upside, which is targeted to deliver a mining operation of 2Mtpa for 10 years. The Project benefits from direct access to the Great Northern Highway, providing a route to export facilities at Port Hedland, one of the world's largest iron ore export hubs. Alien also holds exploration interests in the Brockman and Vivash iron ore projects in the West Pilbara.

Alien additionally retains exposure to two advanced precious and base metal assets in the Pilbara. At Munni Munni, one of Australia's largest PGM systems hosting a historic resource of 2.2Moz PGM (palladium, platinum, and rhodium) and gold, the Company has completed its partial asset sale and joint venture transaction with GreenTech Metals Ltd under which Alien retains a 30% interest, free carried to completion of a bankable feasibility study at Munni Munni, and additionally holds 37.9 million shares in GreenTech Metals Ltd. Alien (via a wholly owned subsidiary) also retains a 30% interest in the Elizabeth Hill Silver Project through a joint venture with Crest, which encompasses the Elizabeth Hill Mining Lease M47/342, which has produced some of Australia's highest-grade silver ore during the late 1990s. Alien retains a 30% interest in the Elizabeth Hill Silver Project and additionally holds 30.5 million shares in West Coast Silver Limited, providing both direct project exposure and equity participation in ongoing development.