HPCwire - Since 1987 – Covering the Fastest Computers in the World and the People Who Run Them

SUBSCRIBE

Shares

SHARE

-->

Off the Wire Press Releases

July 21, 2026

NVIDIA Vera Rubin Driving Performance Per Watt, Lowest Token Cost for Partners Worldwide

Veritone Joins Genesis Mission Consortium to Advance DOE’s National AI Initiatives

DeepInfra Benchmark Finds NVIDIA Vera CPU Leads in Agentic AI Workloads

NVIDIA Unveils Spectrum-6 Ethernet for Gigascale AI Factories

WEKA Launches Third-Gen WEKApod AI Storage Appliances for Inference at Scale

Cornelis Unveils AI and HPC Reference Architecture for AMD EPYC and Instinct MI400

WEKA Debuts NeuralMesh 6 to Power Enterprise and Agentic AI Workloads at Production Scale

Photon Queue Raises Oversubscribed Seed Round to Scale Quantum Memory Systems

SAXON Q Brings Room-Temperature Diamond Quantum Computing to Commercial Market

July 20, 2026

Siemens to Acquire Precision Innovations for AI-Powered Chip Planning

View All Off the Wire

Oratomic’s $300M Bet on Low-Qubit Quantum Computing

Quantum

by

Drew Jolly

| July 21, 2026

Shares

Oratomic, a quantum computing startup that emerged from stealth just four months ago, has raised a $300 million Series A round to pursue an unconventional approach to fault-tolerant quantum computing. The Pasadena-based company says its combination of reconfigurable neutral-atom hardware and quantum error correction could reduce the number of physical qubits needed for a useful quantum computer to roughly 10,000–20,000, rather than the much larger systems traditionally thought necessary. The financing was co-led by ARCH Venture Partners, Spark Capital and Khosla Ventures, and the company said it plans to devote the funding to building a fault-tolerant quantum computer rather than intermediate commercial products.

The investment follows Oratomic’s emergence from stealth in March alongside publication of a research paper by scientists at Caltech and the company describing a new approach to fault-tolerant quantum computing based on reconfigurable neutral atoms.

Titled Shor’s algorithm is possible with as few as 10,000 reconfigurable atomic qubits, the paper combines neutral-atom hardware with high-rate quantum error-correcting codes, improved logical operations and optimized compilation techniques to reduce the resources required for large-scale quantum computing. The work builds on two decades of advances in quantum error correction and quantum algorithms that have steadily lowered projected qubit requirements, while arguing that further architectural improvements could reduce those requirements by another order of magnitude compared with many previous estimates.

Oratomic CEO Dolev Bluvstein described the findings as a turning point for the team. “What we came up with—a clear road map to building a quantum computer—came faster than we expected,” he said.

Source: Cain et al., “Shor’s algorithm is possible with as few as 10,000 reconfigurable atomic qubits” (2026).

Oratomic was founded to commercialize the research. The Pasadena-based company is led by CEO Bluvstein and brings together researchers from Caltech, Harvard, Google and other institutions, including Caltech professors Manuel Endres and John Preskill. It aims to build utility-scale fault-tolerant quantum computers by the end of the decade while continuing to collaborate with Caltech through the university’s Advanced Quantum Computing Mission.

In April, Oratomic partnered with Monarch Quantum to integrate Monarch’s Quantum Light Engine technology into future utility-scale systems, combining optical interconnect technology with Oratomic’s neutral-atom architecture.

The company’s roadmap places it among a growing field of neutral-atom developers, including QuEra, Infleqtion, Pasqal and Atom Computing, each pursuing architectures intended to scale toward fault-tolerant quantum computing. Oratomic, however, distinguishes itself by arguing that its neutral-atom architecture and error-correction approach can reduce the number of physical qubits required for practical quantum computing by orders of magnitude compared with conventional assumptions. If validated, Oratomic’s approach could significantly shorten the path toward commercially useful quantum computers.

The technical challenges associated with fault tolerance, error correction and large-scale system integration remain substantial, and Oratomic’s approach has so far been demonstrated only on paper. Whether the company’s architecture can be translated into a practical, large-scale quantum computer remains an open question. The $300 million Series A, however, suggests investors believe the idea is worth putting to the test.

Get QCwire's Quantum coverage sent to you monthly.

Topics:<br>Quantum

Tags:<br>Caltech, john preskill, neutral atom quantum computing, Oratomic

Related Articles

Most Popular

Most Recent

Hyperion...