Quantum Hardware Companies

763 companies focused on hardware, ranked by Quantum Score.

95

Atom Computing

Berkeley, United States

HardwareNeutral atom1,200 qubits

95

QuEra Computing

Boston, United States

HardwareNeutral-atom448 qubits

90

Quantinuum

Cambridge, United Kingdom

HardwareIon-trap98 qubits

90

Xanadu

Toronto, Canada

HardwarePhotonic216 qubits

85

Infleqtion

San Francisco, United States

HardwareNeutral atom1,600 qubits

85

IonQ

College Park, United States

HardwareIon-trap256 qubits

85

Rigetti Computing

Berkeley, United States

HardwareSuperconducting108 qubits

80

Google Quantum AI

Santa Barbara, United States

HardwareSuperconducting105 qubits

80

IQM

Espoo, Finland

HardwareSuperconducting150 qubits

75

D-Wave

Burnaby, Canada

HardwareQuantum-annealing4,400 qubits

70

Origin Quantum

Hefei, China

HardwareSuperconducting180 qubits

70

Pasqal

Massy, France

HardwareNeutral-atom324 qubits

65

IBM Quantum

Yorktown Heights, United States

HardwareSuperconducting1,121 qubits

65

Nord Quantique

Toronto, Canada

HardwareSuperconducting1 qubits

65

PlanQC

Garching, Germany

HardwareNeutral atom (strontium)256 qubits

65

Qboson

Beijing, China

HardwarePhotonic1,000 qubits

65

Silicon Quantum Computing

Sydney, Australia

HardwareSilicon-atom10 qubits

60

Alice & Bob

Paris, France

HardwareCat-qubit16 qubits

60

C12

Paris, France

HardwareCarbon nanotube spin qubits6 qubits

60

ORCA Computing

London, United Kingdom

HardwarePhotonic90 qubits

60

Oxford Ionics

Oxford, United Kingdom

HardwareIon-trap32 qubits

55

Alpine Quantum Technologies

Innsbruck, Austria

HardwareCalcium-40 ion-trap12 qubits

55

Anyon Systems

Toronto, Canada

HardwareSuperconducting (transmon)24 qubits

55

Baidu Quantum

Beijing, China

HardwareSuperconducting36 qubits

55

Bleximo

San Francisco, United States

HardwareApplication-specific superconducting20 qubits

55

Caltech

Pasadena, United States

HardwareVarious6,100 qubits

55

Diraq

Sydney, Australia

HardwareSilicon MOS spin qubits, CMOS-fabricated on 300mm foundry line (imec)2 qubits

55

EeroQ

Chicago, United States

HardwareElectrons on liquid helium4 qubits

55

Equal1

Dublin, Ireland

HardwareSilicon spin qubits on GlobalFoundries 22FDX CMOS — Bell-1 / UnityQ QSoC6 qubits

55

Fujitsu

Tokyo, Japan

HardwareSuperconducting (RIKEN collaboration)256 qubits

55

Oxford Quantum Circuits

Reading, United Kingdom

HardwareSuperconducting35 qubits

55

PsiQuantum

Palo Alto, United States

HardwarePhotonic

55

QUDORA Technologies

Braunschweig, Germany

HardwareTrapped ion (microwave)50 qubits

55

Quandela

Paris, France

HardwarePhotonic12 qubits

55

Quantum Brilliance

Canberra, Australia

HardwareNV center diamond (room temp)5 qubits

55

Quantum Motion

Oxford, United Kingdom

HardwareCMOS-compatible silicon spin qubits with on-chip spin shuttling (UCL/Oxford spinout)6 qubits

55

Quobly

Grenoble, France

HardwareSilicon spin qubits100 qubits

55

SDT

Seoul, South Korea

HardwareSuperconducting20 qubits

55

SEEQC

Elmsford, United States

HardwareSuperconducting64 qubits

55

TuringQ

Beijing, China

HardwarePhotonic36 qubits

55

Universal Quantum

Brighton, United Kingdom

HardwareTrapped ion (microwave)64 qubits

55

eleQtron

Siegen, Germany

HardwareTrapped ion (microwave)30 qubits

50

Arqit

London, United Kingdom

Hardware

50

CAS Cold Atom

Wuhan, China

HardwareNeutral atom (rubidium)100 qubits

50

Microsoft Quantum

Redmond, United States

HardwareTopological8 qubits

50

QuiX Quantum

Amsterdam, Netherlands

HardwarePhotonic (linear optical)20 qubits

50

SpinQ

Shenzhen, China

HardwareNV center (desktop)5 qubits

50

USTC Quantum Research

Hefei, China

HardwareSuperconducting (Zuchongzhi 3.0, Dec 2024)105 qubits

45

Amazon Braket

Seattle, United States

HardwareSuperconducting (cat qubit)50 qubits

45

Arque Systems

Munich, Germany

HardwareSilicon spin qubit (electron-shuttling)5 qubits

45

China Telecom Quantum Group

China

HardwareSuperconducting504 qubits

45

Fujitsu Quantum

Japan

HardwareSuperconducting256 qubits

45

Groove Quantum

Delft, Netherlands

HardwareGermanium spin qubits (semiconductor quantum dots) — note: germanium, not silicon18 qubits

45

Intel Quantum

Hillsboro, United States

HardwareSilicon spin qubits — Tunnel Falls 12-quantum-dot chip, 300mm EUV fabrication12 qubits

45

Nu Quantum

London, United Kingdom

Hardware

45

QpiAI

Bengaluru, India

HardwareSuperconducting64 qubits

45

QuTech

Amsterdam, Netherlands

HardwareSpin-qubit20 qubits

45

TU Delft

Delft, Netherlands

HardwareGermanium and silicon spin qubits in 2D quantum-dot arrays (Vandersypen/Veldhorst groups)10 qubits

40

Aquark Technologies

Southampton, United Kingdom

Hardware

40

Atlantic Quantum

San Francisco, United States

HardwareSuperconducting

40

BTQ

Toronto, Canada

Hardware

40

CIQTEK

Hefei, China

Hardware

40

Creotech Instruments

Warsaw, Poland

Hardware

40

Elevate Quantum

Boulder, United States

Hardware

40

Jiuzhang Quantum Technology

China

HardwarePhotonic (Gaussian boson sampling)1,024 qubits

40

Photonic Inc

Toronto, Canada

HardwareT-centre silicon spin-photon qubits with telecom-wavelength optical interconnect

40

Qilimanjaro

Madrid, Spain

Hardware

40

Quantum Circuits Inc

San Francisco, United States

HardwareSuperconducting8 qubits

40

Quantum Computing Inc

San Francisco, United States

Hardware

35

AmpliTech Group

Bohemia, United States

Hardware

35

Bluefors

Helsinki, Finland

Hardware

35

CavilinQ

Cambridge, United States

Hardware

35

ID Quantique

Geneva, Switzerland

Hardware

35

Iceberg Quantum

Sydney, Australia

Hardware

35

LG Uplus

Seoul, South Korea

Hardware

35

LuxQuanta

Barcelona, Spain

Hardware

35

MemQ

San Francisco, United States

Hardware

35

Monarch Quantum

San Francisco, United States

Hardware

35

Nanoco Technologies

Manchester, United Kingdom

Hardware

35

OpenLight

Goleta, United States

Hardware

35

Oriole Networks

London, United Kingdom

Hardware

35

ProteinQure

Toronto, Canada

Hardware

35

Q-Factor

Tel Aviv, Israel

Hardware

35

Q-NEXT Quantum Research Center

Lemont, United States

Hardware

35

Q.ANT

Stuttgart, Germany

Hardware

35

QLM Technology

London, United Kingdom

Hardware

35

Qolab

San Francisco, United States

Hardware

35

QuamCore

Haifa, Israel

Hardware

35

Quantcore

London, UK

Hardware

35

Quantum Art

Rehovot, Israel

Hardware

35

Quantum Diamonds

Munich, Germany

Hardware

35

Quantum Dice

London, United Kingdom

Hardware

35

QuantumCore

Waterloo, Canada

Hardware

35

QuantumPharm

Hong Kong, Hong Kong

Hardware

35

Qunnect

San Francisco, United States

Hardware

35

Sparrow Quantum

København, Denmark

Hardware

35

Superconducting Quantum Materials and Systems Center (SQMS)

Batavia, United States

Hardware

35

Taiyi Quantum

Shanghai, China

Hardware

35

Veeco Instruments

Plainview, United States

Hardware

35

XtalPi

Shenzhen, China

Hardware