Silicon Quantum Computing
Every. Atom. Counts.
Sydney, Australia · Founded 2017 · $118.4M raised
- Headquarters
- Sydney
- Employees
- 51–200
- Founded
- 2017
- Business Model
- B2B
- Website
- sqc.com.au
- Total Funding
- $118.4M
- Last Round
- $28.0M GrantJun 2026
- Rounds
- 3
About
Silicon Quantum Computing (SQC) is a full-stack quantum computing company founded in 2017 as a UNSW Sydney spin-off, building silicon-based quantum processors using atomic-precision manufacturing. SQC manufactures its own chips with only silicon and phosphorus atoms, enabling the highest fidelity quantum algorithms commercially available, with 70+ technical personnel and products already in market.
Summary
Silicon Quantum Computing is a Quantum Computing company based in Sydney, Australia, founded in 2017. It has raised $118.4M in total across 3 rounds, most recently a $28.0M Grant round in Jun 2026. Investors include Australian Government, National Reconstruction Fund and Commonwealth Bank of Australia.
Tech & App Stack
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Funding History
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Jun 2026
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Series A through Grant — per-round amounts, valuations, and who invested in each round.
Investors
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