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Apr 22, 2026
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NewDecoded
3 min read

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Firmus Technologies has secured a landmark US$10 billion debt financing facility to expand its energy efficient AI infrastructure. Led by Blackstone and supported by Coatue, the massive capital injection represents one of the largest private debt transactions in Australian history. This funding powers Project Southgate, a strategic initiative to deploy advanced AI factories nationwide. The company aims to scale its infrastructure to 1.6 gigawatts by 2028, addressing the skyrocketing global demand for high performance compute. In addition to this debt facility, Firmus recently secured US$505 million in equity funding with participation from NVIDIA. This combined financial strength values the firm at approximately US$5.5 billion as it prepares for a planned public listing.
Central to the expansion is the use of NVIDIA DSX reference architecture, including the latest Grace Blackwell GPUs. These facilities are designed for maximum token production and energy efficiency. By utilizing liquid immersion cooling and proprietary software, Firmus significantly reduces the carbon footprint typically associated with massive data center operations. Energy efficiency is vital for the future of artificial intelligence because model complexity is growing exponentially. The power required for training and inference threatens to strain global electrical grids if left unchecked. Firmus addresses this through an orchestration layer that aligns compute workloads with real time energy availability and grid stability.
Construction is already underway at several sites, including a multi-billion dollar facility in Melbourne and a greenfield campus in Tasmania. The Tasmania site is particularly notable for its reliance on local climate for cooling, consuming almost no water for most of the year. This sustainable approach ensures that AI scaling remains viable in a resource constrained world. The initiative also bolsters sovereign AI capabilities, ensuring that data processing and intellectual property remain within local borders. Firmus has committed hundreds of millions of dollars to develop an Australian supply chain to support this growth. This investment is expected to create thousands of jobs across construction, manufacturing, and technical operations over the coming years.
This financing milestone underscores a massive shift in how the industry views the physical layer of artificial intelligence. By moving away from traditional venture capital toward massive private debt facilities, companies like Firmus and Blackstone are treating AI data centers as essential utility infrastructure. The focus on energy efficiency and grid integration addresses the primary bottleneck for AI growth: power availability. As nations push for sovereign AI, the ability to build and operate dense compute clusters with minimal environmental impact will determine which regions lead the next decade of technological innovation.
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