Gold Mountain Limited (ASX:GMN) is an Australia-based mineral exploration company focused on rare earth elements, niobium, lithium, copper, nickel and gold with projects primarily in Brazil and Papua New Guinea. The company holds extensive tenements including the flagship Down Under Rare Earth Project and Ronaldinho Rare Earths Project in Brazil's Bahia state; lithium projects in regions such as Salinas, Cococi, Custodia, Iguatu, Jacurici, Juremal, Salitre and Serido Belt; copper projects in Ararenda, Sao Juliao and Iguatu regions in Brazil; REE projects in Jequie; and copper projects including Wabag and Green River in Papua New Guinea. Gold Mountain explores for ionic adsorbed clay-hosted rare earths, hard rock monazite-hosted REE-niobium-uranium-scandium mineralisation, LCT pegmatites, porphyry-style copper-gold and other base and precious metals. Founded in 2005 and headquartered in Cottesloe, Western Australia, the company, formerly known as Commissioners Gold Limited, changed its name in December 2014 and underwent a strategic refocus with new management and capital injection in March 2023. Recent developments include high-grade REE drill intersections at Down Under with up to 47% magnet rare earth oxides over 8 metres and TREO grades to 2,215ppm in August 2025; a $2.7 million capital raising in 2024; acquisition of the Ronaldinho project in April 2024; share consolidation and new securities quotation in July and October 2025 respectively; and director share acquisitions demonstrating alignment with shareholder interests.