Startup profile · funding coverage
Atom Computing funding, valuation and investors
Neutral-atom quantum-computing developer building on-premises systems.
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Funding, valuation & investors
Answer-first snapshotLatest funding
Series C
$100M; exclude separate $100M government letter of intent · June 16, 2026
Latest known valuation
Not publicly disclosed
Total disclosed equity funding
$160M
Excludes debt, grants, acquisitions, secondaries, and IPO proceeds.
Current status
private
growth
Overview
Atom Computing develops quantum computers based on optically trapped neutral atoms. It works on the processors, control and error correction needed to deliver on-premises systems. On June 16, 2026, the company disclosed a $100 million Series C led by Third Point Ventures, with DCVC and Cisco Investments participating.
The release's more-than-$300-million headline was a cumulative figure that also included a separate $100 million US Department of Commerce letter of intent. It was not the size of a new private funding round. An earlier $60 million Series B closed in January 2022.
The investment case depends on repeatable logical operations, reliable customer installations and the economics of delivering increasingly capable systems, not physical-qubit count alone.
Why Atom Computing is interesting
Its June 2026 disclosure demonstrates why headline totals need reconciliation: the new Series C was $100 million, while a larger cumulative figure included planned government support.
Funding history (newest first)
Series C
2026-06-16 $100M; exclude separate $100M government letter of intent- Third Point Ventures (lead)
- DCVC (participant)
- Cisco Investments (participant)
Source: Read source · atom-computing.com
Series B
2022-01-20 $60M- Third Point Ventures (lead)
- Prime Movers Lab (participant)
- Innovation Endeavors (participant)
- Venrock (participant)
- Prelude Ventures (participant)
Source: Read source · atom-computing.com
Investors in our directory
Funds linked from Atom Computing's profile — open a fund page for stage focus and related deal articles.
Competitive landscape
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QuEra Computing direct
Neutral-atom processor and system developer.
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Oratomic direct
Neutral-atom fault-tolerance strategy.
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Pasqal direct
Neutral-atom hardware and software.
Industries
Market / IPO context
Editorial / static context — not a live quote.
FAQs about Atom Computing
Practical answers founders, operators, and investors typically search for.
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