Estrella Resources Limited, together with its subsidiaries, engages in the exploration of mineral resources in Western Australia and Timor-Leste. It primarily explores for nickel and manganese deposits. The company holds 100% interests in the Carr Boyd nickel project; Spargoville nickel project situated near South-West of Kambalda; and the Timor-Leste project. Estrella Resources Limited was incorporated in 2011 and is based in Perth, Australia.