Overview

• BlackRock, Temasek and Baillie Gifford led the Series E, with new participation from Nvidia's NVentures, Macquarie Capital and Ribbit Capital.
• PsiQuantum says funds will support utility‑scale sites in Brisbane and Chicago and the rollout of large test systems to validate its design.
• The company pursues a silicon‑photonics approach aimed at fault‑tolerant, million‑qubit machines, leveraging semiconductor manufacturing and fiber networks.
• GlobalFoundries will fabricate PsiQuantum’s chips at its New York facility as the startup scales bespoke parts and data‑center infrastructure.
• Company leaders note key components have been demonstrated but a complete quantum computer has not yet been built, as investor interest surges across the sector.