A profile of PsiQuantum, which has raised $1B in 2025, is building a quantum computer with GlobalFoundries-made photonic chips, and is highly regarded by DARPA
The company has drawn governments, a major chipmaker, and the Pentagon into an effort to control fragile photons and build a useful quantum machine.
Context & Ripple Effects
PsiQuantum’s financing path has progressed from large private rounds in 2020 and 2021 to substantial government-backed support in Australia and a $1B raise in 2025. Across that coverage, its stated objective has remained a million-qubit commercial machine.
The profile adds an execution dimension to that funding story: PsiQuantum is relying on GlobalFoundries-made photonic chips while drawing close attention from DARPA and the Pentagon. That ties its technical approach to both established chip manufacturing and strategic-government interest.
First-order effects
- PsiQuantum gains the capital and manufacturing relationship needed to continue pursuing photonic quantum hardware at a scale beyond a laboratory-only effort.
- GlobalFoundries becomes a consequential production partner for PsiQuantum’s architecture, while DARPA and Pentagon involvement raises the strategic visibility of the company’s progress.
Second-order effects
- PsiQuantum’s progress puts pressure on other quantum-computing developers to show not only qubit-roadmap ambitions but credible routes to manufacture and scale their hardware.
- Government participation and defense monitoring can make quantum startups more dependent on partnerships that combine private capital, public support, and specialized fabrication capacity.
Third-order effects
- If photonic quantum systems can be produced through chip-fabrication partners, the sector may increasingly compete on manufacturability and supply-chain access rather than solely on experimental demonstrations.
- The growing role of governments and defense institutions suggests that commercially oriented quantum development may also be shaped by national-strategy priorities, though the eventual technical winners remain uncertain.
The trend: Quantum computing is shifting from venture-backed research programs toward capital-intensive industrialization built around fabrication partners and strategic public-sector support.