Atlas

Alice & Bob is a French quantum computing hardware company building fault-tolerant quantum computers around its proprietary cat qubit architecture, with a roadmap toward an error-corrected system…

AQT develops trapped-ion quantum computing systems and provides quantum computers for on-premises installation or cloud access, along with related hardware and experimental solutions.

Atom Computing develops large-scale quantum computers built on optically trapped neutral atoms, with an emphasis on fault-tolerant systems, logical qubits, and on-premises quantum hardware.

C12 develops carbon-nanotube-based quantum processors and the supporting hardware/software stack to build a utility-scale, fault-tolerant quantum computer.

Diraq develops silicon-based quantum computers built from modified semiconductor transistors, aiming to deliver utility-scale quantum computing systems and commercial access to compute.

D-Wave develops and delivers quantum computing systems, software, and services, and is known for building commercial quantum computers based on quantum annealing while also expanding into…

A German deep-tech company developing trapped-ion quantum computers and the proprietary MAGIC technology to enable scalable, industrial quantum computing systems.

Equal1 develops silicon-based quantum computers, including a rack-mounted quantum server, by combining quantum research, CMOS silicon design, and systems engineering into deployable quantum…

Google Quantum AI is Google’s quantum computing research and engineering organization, building full-stack quantum hardware, software, and cloud access around its Willow/superconducting quantum…

IBM Quantum is IBM’s quantum computing business, building full-stack quantum systems, processors, software, and cloud access for enterprise and research users.

Infleqtion develops neutral-atom quantum computers and related quantum technologies, combining hardware, software, and quantum sensing products into a full-stack platform.

IonQ develops trapped-ion quantum computers and offers access to its systems through cloud and API integrations, positioning itself as a full-stack quantum computing platform.

IQM Quantum Computers develops full-stack superconducting quantum computers and cloud access for enterprises, research institutions, and data centers.

Microsoft Quantum is Microsoft’s quantum computing initiative, building a full-stack quantum platform that combines quantum hardware, software tools, and Azure cloud infrastructure to accelerate…

Nord Quantique develops hardware-efficient quantum computers using superconducting bosonic codes and built-in error correction to pursue scalable, fault-tolerant quantum computing.

Oratomic is building utility-scale, fault-tolerant quantum computers using neutral-atom qubits, ultra-efficient error correction, and reconfigurable atomic arrays.

ORCA Computing develops full-stack photonic quantum computers and hybrid quantum-classical systems designed to integrate into enterprise data-center and HPC environments.

Oxford Ionics develops full-stack trapped-ion quantum computers, using its patented Electronic Qubit Control technology to control qubits with electronics rather than lasers.

OQC builds superconducting quantum computers and delivers them as cloud-accessible quantum computing infrastructure, with deployed systems in major data-center environments.

Pasqal is a global quantum computing company that builds and deploys neutral-atom quantum processors, along with supporting software and cloud access, for industrial, scientific, and public-sector…

PsiQuantum develops photonic, fault-tolerant quantum computing systems and related software, with a goal of building commercially useful, million-qubit-scale machines.

Qilimanjaro Quantum Tech builds full stack analog quantum computers and provides cloud access to them for industry and research customers.

Quandela is a French photonic quantum computing company that designs, builds, and supplies full-stack quantum systems, cloud-accessible quantum processors, and related software for industrial use…

Quantinuum is an integrated quantum computing company that builds trapped-ion quantum hardware and the software stack around it, offering full-stack quantum compute and applications.

Quantum Motion is a UK-based quantum computing company developing silicon spin-qubit hardware and full-stack quantum computing systems aimed at fault-tolerant, large-scale quantum computation.

QuEra builds neutral-atom quantum computers and related software/access infrastructure, aiming to deliver scalable, fault-tolerant quantum computing systems.

Quint Computing develops superconducting quantum computers designed to achieve fault tolerance with more efficient hardware level error correction.

Quobly is a French quantum computing company developing silicon-based quantum computers using semiconductor manufacturing processes.

Rigetti develops full-stack quantum computing systems, including superconducting quantum processors and cloud access to its machines for enterprise, government, and research customers.

SEEQC develops digital quantum computing hardware and full-stack superconducting quantum computing systems that integrate qubits, control, and readout on-chip.

Silicon Quantum Computing develops end-to-end quantum computing systems based on silicon spin qubits, including atomic-scale processor manufacturing, integrated hardware, control systems…

Sygaldry builds quantum-accelerated AI servers that combine multiple qubit modalities in a fault-tolerant architecture to speed up AI training and inference.

Universal Quantum builds modular trapped ion quantum computers designed to scale to utility level systems.

Canadian photonic quantum computing company that builds quantum hardware and software, including scalable networked quantum systems and the PennyLane software platform.

Yaqumo develops neutral-atom quantum computers, aiming to commercialize practical, scalable quantum hardware and eventually provide usable quantum compute access.

ZuriQ is a Zurich-based quantum hardware company building a scalable trapped-ion quantum computer using a 2D Penning micro-trap architecture and offering a path toward system sales and cloud…