IREN Limited, established in 2018 and based in Sydney, Australia, operates a comprehensive, vertically integrated data center business spanning Australia and Canada. The company possesses and manages all essential infrastructure, including its computing hardware, electrical systems, and the data center facilities themselves. A primary undertaking for IREN Limited is the mining of Bitcoin, a scarce digital asset created and exchanged via a decentralized, peer-to-peer computer network utilizing specialized Bitcoin software. The company was previously named Iris Energy Limited, officially adopting IREN Limited in November 2024.