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Oratomic funding, valuation and investors
Neutral-atom quantum computing company pursuing a fault-tolerant utility-scale machine.
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Funding, valuation & investors
Answer-first snapshotLatest funding
Series B
$475M · October 8, 2026
Latest known valuation
$5.4B
Series B · October 8, 2026
Total disclosed equity funding
$775M
Excludes debt, grants, acquisitions, secondaries, and IPO proceeds.
Current status
private
series b · Pasadena, California, United States
Investors in latest funding
Lead: ARCH Venture Partners , Spark Capital , Khosla Ventures , Index Ventures , General Catalyst , Bezos Expeditions
Overview
Oratomic is a Pasadena-based quantum-computing startup developing a large-scale, fault-tolerant system based on neutral atoms and a lower-overhead error-correction architecture.
Why Oratomic is interesting
Oratomic is attempting to compress the resources needed for cryptographically relevant fault-tolerant quantum computing from roughly one million physical qubits to about 10,000, but the engineering roadmap remains unproven.
Product & use cases
The company is developing a neutral-atom quantum computer designed around an error-correction architecture that it says can reach useful fault tolerance with materially fewer physical qubits than conventional estimates.
- Materials and chemistry simulation
- Drug discovery and molecular modelling
- Cryptography-relevant computation
Key facts
- Raised $475M at a reported $5.4B valuation in October 2026.
- Targets a utility-scale, fault-tolerant machine by 2030.
- Claims an architecture that could need about 10,000 physical qubits for cryptographically relevant computation.
Funding history (newest first)
Series B
2026-10-08 $475M Valuation: $5.4BSeries A
2026-07 $300M Valuation: $1.5BInvestors in our directory
Funds linked from Oratomic's profile — open a fund page for stage focus and related deal articles.
Competitive landscape
Edge: Founders with direct academic experience in fault-tolerant quantum computing and neutral-atom systems, paired with a claimed lower-overhead error-correction design.
Oratomic competes with neutral-atom developers such as QuEra, Atom Computing and Pasqal, while also facing trapped-ion and superconducting approaches. Its valuation assumes rapid technical execution despite limited public hardware benchmarks.
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QuEra Computing direct
Neutral-atom quantum systems and fault-tolerant roadmap.
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Atom Computing direct
Neutral-atom platform focused on scale and error correction.
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Quantinuum adjacent
Trapped-ion leader with an advanced commercial and logical-qubit roadmap.
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Google Quantum AI incumbent
Superconducting systems with major research resources.
Industries
Market / IPO context
Editorial / static context — not a live quote.
Related funding articles
Venture Capital Tracker pieces that cover Oratomic's financing or category context.
FAQs about Oratomic
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