Ten Sixty Four Limited engages in the exploration, evaluation, development, production and sale of gold and silver mineral properties primarily in the Asia Pacific region. The company produces gold and silver through its flagship Co-O Gold Mine in Central Eastern Mindanao, Philippines, covering 410 square kilometers of tenements with an ore body strike length of 2.10 kilometers operated by Philsaga Mining Corporation; it conducts regional exploration including the Royal Crowne Vein Prospect, Saugon Gold Project and Tailings Project near the Co-O Mine; and holds a 4,150 square kilometer exploration land package with 25 granted tenements in the southern Drummond Basin of Central Queensland, Australia, targeting intrusion-related and high-grade epithermal gold deposits. Founded in 2002 and headquartered at Suite 3, 1209 Hay Street, West Perth, Australia, the company operates through segments including Mining and Processing, Philippines Exploration and Australian Exploration, with approximately 3,800 employees and revenue derived mainly from gold sales in the Philippines and Hong Kong. Formerly known as Medusa Mining Limited, it changed its name to Ten Sixty Four Limited in May 2022 and delisted from the ASX to become a public unlisted disclosing entity; recent developments include a Memorandum of Agreement with Philsaga Mining Corporation for a substantial loan settlement underpinning its financial position, completion of drilling at the Royal Crowne Vein Project, and ongoing advancement of Queensland exploration targets.