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Oratomic

Semiconductors · Pasadena, United States · Founded 2025

Fault-tolerant quantum computers MoreLess

Oratomic is a quantum computing startup based in Pasadena that is building fault-tolerant quantum computers. The company says its goal is to develop utility-scale machines using a neutral-atom architecture built with light and atoms, aiming to overcome the heavy overheads that have historically made quantum error correction impractical. Its public team list includes researchers associated with Caltech and leading quantum information work, including Dolev Bluvstein, Manuel Endres, Hsin-Yuan Huang, Andrei Faraon, and John Preskill.

The company appears to be targeting institutional users rather than consumers. Its likely market includes research organisations, advanced industrial users, and eventually enterprise or government buyers that would need quantum hardware capable of reliable, large-scale computation. Publicly, Oratomic has not yet disclosed a commercial model, pricing structure, or customer base, so it is best understood today as a deep-tech hardware company at an early stage of commercialisation.

Oratomic’s positioning is grounded in recent progress in neutral-atom quantum systems. Public research tied to its founding orbit has demonstrated building blocks for scalable error-corrected processing, including a fault-tolerant neutral-atom architecture in Nature and large neutral-atom arrays at Caltech. That makes Oratomic notable less for current commercial scale than for its ambition to turn frontier lab advances into a practical fault-tolerant quantum computing company.

Keywords: quantum computing, neutral atoms, fault tolerance, quantum error correction, logical qubits, optical tweezers, deep tech, quantum hardware, Pasadena, Caltech

Company overview

Oratomic company information

The essential company record, classifications and operating signals in one place.

Status
Operational
Founded
2025
Headquarters
Pasadena, United States
Employees
24
Open positions
2
Dealroom signal
90.4
client focusb2btechnologyHardwaretechnologyDeep TechtechnologyQuantum Technologiesbusiness modelManufacturingsectorVerified Unicorns and $1B ExitssectorQuantum ComputerssectorQuantum Computers and ProcessorssectorNIF defense security and resiliencesectorNIF Security of Critical TechnologiessectorDT and LSsectorscience-basedindustrySemiconductors

Valuation & funding

Oratomic funding history

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
SERIES AOther financing Jul 2026 $300M $1.5B Index Ventures · Bain Capital Ventures · Bezos Expeditions · Les Kohn
SEEDOther financing Dec 2025 Nebular
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Financials

Workforce over time

Available workforce history. Financial fields without reported data are omitted.

YearEmployees
2026 24
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Growth signals

Oratomic website traffic

Latest recorded traffic for Oratomic is 34K monthly website visits, up 100% over the last three months.

Latest monthly visits34K 3-month web change+100%
Monthly website visits5 observations · Mar 2026–Jul 2026
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Comparisons

Oratomic compared with similar companies

Dealroom’s weighted taxonomy model identifies the closest operating peers. Company identity and context stay open; selected comparison metrics preview what is available in the platform.

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Talent graph

Oratomic's talent

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Team profiled 10 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 3 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Investors

19 investors on Oratomic's cap table

Sourced from Dealroom's funding and investor records. Investor profile links are shown where available.

Seed 1 investor entered at this stage
Nebular
Series A 18 investors entered at this stage
Khosla Ventures
ARCH Venture Partners
Spark Capital
Index Ventures
Bain Capital Ventures
Bezos Expeditions
Les Kohn
Baiju Bhatt
David Aaronson
Formation
7i Capital
General Catalyst
Caltech, California Institute of Technology
Infleqtion
Lowercarbon Capital
Global Frontier Investments
Genius Ventures
Wilson Hill Ventures

Global footprint

Where Oratomic has talent and traffic

Workforce by country
🇺🇸 United States · Pasadena HQ
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In the news

Latest news about Oratomic

Recent press, funding announcements, and product moves mentioning Oratomic — open to read from the original sources.

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Market sentiment

What the market is saying about Oratomic

An AI-synthesized read of the highest-engagement posts about Oratomic on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

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

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