Pre-IPO quantum computing company profile · Founded 2016 · Cambridge, United Kingdom
Company Facts
IPO Status
No IPO announced
Riverlane shares are not available on public exchanges. See below for listed alternatives with similar technology.
Facts checked
Riverlane is private and has not announced an IPO, so there is no Riverlane stock ticker or public share price. Investors cannot buy Riverlane shares on a public exchange today.
Riverlane has raised more than $125 million, including a $75 million Series C in August 2024. That round was reported at a valuation above $400 million and funds its Deltaflow quantum-error-correction stack and dedicated QEC chips.
Sources: Riverlane $75M Series C ↗
Riverlane builds the quantum error-correction stack that every fault-tolerant quantum computer will need. Its Deltaflow platform combines decoders, control systems and proprietary QEC chips designed to identify and correct errors in real time across different qubit modalities.
The company raised a $75M Series C in August 2024 led by Planet First Partners, bringing total funding to more than $125M. Its revised roadmap targets MegaQuOp before the end of the decade, GigaQuOp in the early 2030s and TeraQuOp from 2033.
| Round | Amount | Date | Key Investors | Valuation |
|---|---|---|---|---|
| Series C | $75M | Aug 2024 | Planet First Partners, ETF Partners, EDBI, Cambridge Innovation Capital, Amadeus, NSSIF | $400M+ |
| Earlier rounds | $50M+ | 2016-2023 | Cambridge Innovation Capital, Amadeus Capital Partners, Altair and others | — |
No listed pure-play is a direct quantum-error-correction stack company. Riverlane sells into the same hardware ecosystem as IonQ, Rigetti, Quantinuum and other gate-model vendors.
Related company roadmaps: Official IonQ quantum roadmap · Official Rigetti quantum roadmap
Can you buy Riverlane stock?
No. Riverlane is private and has not announced an IPO.
What does Riverlane do?
Riverlane builds real-time quantum error-correction technology: decoders, control software and chips that correct errors fast enough for fault-tolerant quantum computers.
How much has Riverlane raised?
More than $125M, including a $75M Series C in August 2024 led by Planet First Partners.
More pre-IPO quantum companies
Static profile, updated manually · Last updated 2026-08-08 · Sources: Riverlane $75M Series C ↗ · Riverlane QEC roadmap ↗