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PsiQuantum
General purpose silicon photonic quantum computing
At a glance
- Founded
- 2016
- Headquarters
- Palo Alto, United States
- Sector
- Semiconductors
- Power Law
- Unicorn$1–10B valuation tier
Latest news
Press, funding announcements and product moves mentioning PsiQuantum.
Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Series A2 investors entered at this stage
- PGPlayground Global
Redpoint
Series B and later23 investors entered at this stage
- QGQueensland Government
Founders Fund
Baillie Gifford- MAMacquarie
Qatar Investment Authority
Blackbird Ventures
M12- TVType One Ventures
- Blackbird Ventures
- TVThird Point Ventures
- AIA&E Investments
- CSCounterpoint Global (Morgan Stanley)
Ribbit Capital
Nvidia
SentinelOne- ACAdage Capital
- 1C1789 Capital
Atomico- UBUniversity of Bristol
T. Rowe Price
Temasek
BlackRock- NVNVentures
Ownership
Estimated cap table from Dealroom's shareholder data — share of equity by holder. Stakes as last recorded by Dealroom (2026). Percentages are indicative.
Some investors are hidden on this public profile. See the full cap table on Dealroom →
Source: Dealroom Talent Intelligence.
Global footprint
team presence
across markets
Patents
172 active patent families included in this estimate.
A patent family groups patent filings for the same invention. Source: Dealroom · PatSnap.
Market sentiment
An AI-synthesised read of the highest-engagement posts about PsiQuantum on X, ranked by likes and reposts, corporate channels excluded.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
See PsiQuantum on the full Dealroom platform
Live deal flow, founder pedigree, hiring signals, revenue trajectory, and the full cap table.