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Today: December 10, 2025
June 25, 2024
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Diraq secures $105M in funding for quantum computing expansion


TLDR: Quantum computing startup Diraq raises another $10.5 million in Series A2 extension

  • Diraq secures an additional $10.5 million in Series A-2 funding, following a previous top-up of $23 million in February.
  • Main investors in this round include CSIRO-backed deep tech fund Main Sequence, Taronga Ventures, Uniseed, and UniSuper.

Sydney-based quantum computing startup Diraq has raised an extra US$7 million (A$10.5m) in Series A-2 funding, just four months after bolstering its Series A with an additional A$23 million. This latest round was led by Main Sequence, Taronga Ventures, Uniseed, and UniSuper, with existing investors such as Quantonation and John Higgins Family Investments also participating. The funding will enable Diraq to further develop its quantum processors using silicon ‘quantum dot’ technology, with a focus on temperature control and compatibility with existing semiconductor manufacturing technology.

The recent breakthroughs announced by Diraq include the development of a computer chip that combines quantum bits (qubits) with traditional transistors, achieving a record control accuracy of 99.9%. This precision level is essential for the production of error-corrected quantum computer processors. Diraq’s innovative approach to quantum computing has positioned them as a world leader in the field, with plans to deliver the world’s first fault-tolerant quantum computer in the near future.

With support from government funding and a strong investor base, including defense partnerships, Diraq has raised a total of US$127 million to date. The startup’s collaboration with leading global investors and technology partners underscores Australia’s position as a key player in advancing quantum computing technologies. The implications of Diraq’s quantum computers extend beyond the tech sector, with potential applications in industries such as energy modeling, climate science, and healthcare.


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