Selection of quantum information technology companies, or groups within companies.

Extras: 1) pure-play shares publicly traded, 2) quantum computers you might be able to buy, 3) concrete qubit-count roadmaps.

Companies

1QBit ๐Ÿ‡จ๐Ÿ‡ฆ A*Quantum ๐Ÿ‡ฏ๐Ÿ‡ต Adaptive Finance Technologies ๐Ÿ‡จ๐Ÿ‡ฆ AegiQ ๐Ÿ‡ฌ๐Ÿ‡ง Agnostiq ๐Ÿ‡จ๐Ÿ‡ฆ Algorithmiq ๐Ÿ‡ซ๐Ÿ‡ฎ Alibaba Quantum Lab ๐Ÿ‡จ๐Ÿ‡ณ Alice & Bob ๐Ÿ‡ซ๐Ÿ‡ท Aliro ๐Ÿ‡บ๐Ÿ‡ธ Amazon Braket ๐Ÿ‡บ๐Ÿ‡ธ Anyon Systems, Inc. ๐Ÿ‡จ๐Ÿ‡ฆ ApexQubit ๐Ÿ‡บ๐Ÿ‡ธ Aqarios ๐Ÿ‡ฉ๐Ÿ‡ช AQT ๐Ÿ‡ฆ๐Ÿ‡น aQuantum ๐Ÿ‡ช๐Ÿ‡ธ Archer Materials ๐Ÿ‡ฆ๐Ÿ‡บ Arclight ๐Ÿ‡จ๐Ÿ‡ณ Arqit ๐Ÿ‡ฌ๐Ÿ‡ง Artificial Brain ๐Ÿ‡บ๐Ÿ‡ธ Artiste-qb Net ๐Ÿ‡จ๐Ÿ‡ฆ Atlantic Quantum ๐Ÿ‡บ๐Ÿ‡ธ Atom Computing ๐Ÿ‡บ๐Ÿ‡ธ Atos Quantum Lab ๐Ÿ‡ซ๐Ÿ‡ท Avanetix ๐Ÿ‡ฉ๐Ÿ‡ช Axion Technologies ๐Ÿ‡บ๐Ÿ‡ธ Baidu Quantum Computing Institute ๐Ÿ‡จ๐Ÿ‡ณ BardeenQ Labs ๐Ÿ‡บ๐Ÿ‡ธ BEIT Inc. ๐Ÿ‡ต๐Ÿ‡ฑ Black Brane Systems ๐Ÿ‡จ๐Ÿ‡ฆ Bleximo ๐Ÿ‡บ๐Ÿ‡ธ blueqat ๐Ÿ‡ฏ๐Ÿ‡ต BosonQ Psi ๐Ÿ‡ฎ๐Ÿ‡ณ Boxcat ๐Ÿ‡จ๐Ÿ‡ฆ BraneCell ๐Ÿ‡บ๐Ÿ‡ธ C12 ๐Ÿ‡ซ๐Ÿ‡ท ChemicalQDevice ๐Ÿ‡บ๐Ÿ‡ธ CIQTEK ๐Ÿ‡จ๐Ÿ‡ณ Classiq ๐Ÿ‡ฎ๐Ÿ‡ฑ CogniFrame Inc. ๐Ÿ‡จ๐Ÿ‡ฆ ColdQuanta ๐Ÿ‡บ๐Ÿ‡ธ ColibrITD ๐Ÿ‡ซ๐Ÿ‡ท Craft Prospect ๐Ÿ‡ฌ๐Ÿ‡ง Crypta Labs ๐Ÿ‡ฌ๐Ÿ‡ง Crypto Quantique ๐Ÿ‡ฌ๐Ÿ‡ง D-Wave ๐Ÿ‡จ๐Ÿ‡ฆ Delft Circuits ๐Ÿ‡ณ๐Ÿ‡ฑ Diraq ๐Ÿ‡ฌ๐Ÿ‡ง EeroQ ๐Ÿ‡บ๐Ÿ‡ธ eleQtron ๐Ÿ‡ฉ๐Ÿ‡ช Elyah ๐Ÿ‡ฏ๐Ÿ‡ต Entangled Networks ๐Ÿ‡จ๐Ÿ‡ฆ Entanglement, Inc. ๐Ÿ‡บ๐Ÿ‡ธ Entanglement Partners ๐Ÿ‡ช๐Ÿ‡ธ Entropica Labs ๐Ÿ‡ธ๐Ÿ‡ฌ Equal 1 ๐Ÿ‡ฎ๐Ÿ‡ช evolutionQ ๐Ÿ‡จ๐Ÿ‡ฆ exaQ.ai ๐Ÿ‡ธ๐Ÿ‡ฌ Good Chemistry Company ๐Ÿ‡จ๐Ÿ‡ฆ Google Quantum AI ๐Ÿ‡บ๐Ÿ‡ธ Groovenauts ๐Ÿ‡ฏ๐Ÿ‡ต h-bar ๐Ÿ‡ฆ๐Ÿ‡บ Horizon Quantum Computing ๐Ÿ‡ธ๐Ÿ‡ฌ HQS Quantum Simulations ๐Ÿ‡ฉ๐Ÿ‡ช Huawei HiQ ๐Ÿ‡จ๐Ÿ‡ณ IBM Quantum ๐Ÿ‡บ๐Ÿ‡ธ ID Quantique ๐Ÿ‡จ๐Ÿ‡ญ Iff Technologies ๐Ÿ‡บ๐Ÿ‡ธ InfiniQuant ๐Ÿ‡ฉ๐Ÿ‡ช infinityQ ๐Ÿ‡จ๐Ÿ‡ฆ Ingenii ๐Ÿ‡บ๐Ÿ‡ธ Intel Labs / Quantum Computing ๐Ÿ‡บ๐Ÿ‡ธ IonQ ๐Ÿ‡บ๐Ÿ‡ธ IQM ๐Ÿ‡ซ๐Ÿ‡ฎ ISARA ๐Ÿ‡จ๐Ÿ‡ฆ JoS QUANTUM ๐Ÿ‡ฉ๐Ÿ‡ช J.P. Morgan FLARE / Quantum Technologies ๐Ÿ‡บ๐Ÿ‡ธ KetPsi Shield ๐Ÿ‡บ๐Ÿ‡ธ KETS Quantum Security ๐Ÿ‡ฌ๐Ÿ‡ง Kipu Quantum ๐Ÿ‡ฉ๐Ÿ‡ช Kuano ๐Ÿ‡ฌ๐Ÿ‡ง Kunfeng Quantum ๐Ÿ‡จ๐Ÿ‡ณ LIGENTEC ๐Ÿ‡จ๐Ÿ‡ญ Light Rider ๐Ÿ‡บ๐Ÿ‡ธ MagiQ Technologies ๐Ÿ‡บ๐Ÿ‡ธ Maybell Quantum ๐Ÿ‡บ๐Ÿ‡ธ Menten AI ๐Ÿ‡บ๐Ÿ‡ธ Microsoft Quantum ๐Ÿ‡บ๐Ÿ‡ธ Miraex ๐Ÿ‡จ๐Ÿ‡ญ Molecular Quantum Solutions ๐Ÿ‡ฉ๐Ÿ‡ฐ Multiverse Computing ๐Ÿ‡ช๐Ÿ‡ธ Netramark ๐Ÿ‡จ๐Ÿ‡ฆ Next Generation Quantum ๐Ÿ‡บ๐Ÿ‡ธ nodeQ ๐Ÿ‡ฌ๐Ÿ‡ง Nord Quantique ๐Ÿ‡จ๐Ÿ‡ฆ Nordic Quantum Computing Group ๐Ÿ‡ณ๐Ÿ‡ด Nu Quantum ๐Ÿ‡ฌ๐Ÿ‡ง ODE, L3C ๐Ÿ‡บ๐Ÿ‡ธ Orange QS ๐Ÿ‡ซ๐Ÿ‡ท ORCA Computing ๐Ÿ‡ฌ๐Ÿ‡ง Origin Quantum ๐Ÿ‡จ๐Ÿ‡ณ Oxford Ionics ๐Ÿ‡ฌ๐Ÿ‡ง Oxford Quantum Circuits ๐Ÿ‡ฌ๐Ÿ‡ง ParityQC ๐Ÿ‡ฆ๐Ÿ‡น Pasqal ๐Ÿ‡ซ๐Ÿ‡ท Phase Space Computing ๐Ÿ‡ธ๐Ÿ‡ช Phasecraft ๐Ÿ‡ฌ๐Ÿ‡ง Photonic Inc ๐Ÿ‡จ๐Ÿ‡ฆ PiDust ๐Ÿ‡ฌ๐Ÿ‡ท planqc ๐Ÿ‡ฉ๐Ÿ‡ช Polaris Quantum Biotech ๐Ÿ‡บ๐Ÿ‡ธ PQSecure ๐Ÿ‡บ๐Ÿ‡ธ ProteinQure ๐Ÿ‡จ๐Ÿ‡ฆ PsiQuantum ๐Ÿ‡บ๐Ÿ‡ธ Q.ANT ๐Ÿ‡ฉ๐Ÿ‡ช Q-CTRL ๐Ÿ‡ฆ๐Ÿ‡บ Qapitan Quantum ๐Ÿ‡ช๐Ÿ‡ธ Qasky ๐Ÿ‡จ๐Ÿ‡ณ QBaltic ๐Ÿ‡ฑ๐Ÿ‡ป QBee.eu ๐Ÿ‡ง๐Ÿ‡ช Qblox ๐Ÿ‡ณ๐Ÿ‡ฑ QBoson ๐Ÿ‡จ๐Ÿ‡ณ qBraid ๐Ÿ‡บ๐Ÿ‡ธ QC Ware ๐Ÿ‡บ๐Ÿ‡ธ Qedma Quantum Computing ๐Ÿ‡ฎ๐Ÿ‡ฑ Qilimanjaro Quantum Tech ๐Ÿ‡ช๐Ÿ‡ธ Qkrishi ๐Ÿ‡ฎ๐Ÿ‡ณ QMware ๐Ÿ‡จ๐Ÿ‡ญ QphoX ๐Ÿ‡ณ๐Ÿ‡ฑ QpiAI ๐Ÿ‡ฎ๐Ÿ‡ณ QRate ๐Ÿ‡ท๐Ÿ‡บ Qrypt ๐Ÿ‡บ๐Ÿ‡ธ qtlabs ๐Ÿ‡ฆ๐Ÿ‡น Qu & Co ๐Ÿ‡ณ๐Ÿ‡ฑ Quandela ๐Ÿ‡ซ๐Ÿ‡ท Quantagonia ๐Ÿ‡ฉ๐Ÿ‡ช Quantastica ๐Ÿ‡ซ๐Ÿ‡ฎ QuantCAD ๐Ÿ‡บ๐Ÿ‡ธ QuantFi ๐Ÿ‡ซ๐Ÿ‡ท QuantGates ๐Ÿ‡ฌ๐Ÿ‡ง QuantLR ๐Ÿ‡ฎ๐Ÿ‡ฑ Quantinuum ๐Ÿ‡บ๐Ÿ‡ธ Quantopticon ๐Ÿ‡ฌ๐Ÿ‡ง QuantrolOx ๐Ÿ‡ซ๐Ÿ‡ฎ Quantropi ๐Ÿ‡จ๐Ÿ‡ฆ Quantum Base ๐Ÿ‡ฌ๐Ÿ‡ง Quantum Benchmark ๐Ÿ‡จ๐Ÿ‡ฆ Quantum Blockchains ๐Ÿ‡ต๐Ÿ‡ฑ Quantum Blocks ๐Ÿ‡ฉ๐Ÿ‡ช Quantum Bridge Technologies ๐Ÿ‡จ๐Ÿ‡ฆ Quantum Brilliance ๐Ÿ‡ฆ๐Ÿ‡บ Quantum Circuits, Inc. ๐Ÿ‡บ๐Ÿ‡ธ Quantum Computing Inc. ๐Ÿ‡บ๐Ÿ‡ธ Quantum eMotion ๐Ÿ‡จ๐Ÿ‡ฆ Quantum Machines ๐Ÿ‡ฎ๐Ÿ‡ฑ Quantum Mads ๐Ÿ‡ช๐Ÿ‡ธ Quantum Motion ๐Ÿ‡ฌ๐Ÿ‡ง Quantum Source ๐Ÿ‡ฎ๐Ÿ‡ฑ Quantum-South ๐Ÿ‡บ๐Ÿ‡พ Quantum Thought ๐Ÿ‡บ๐Ÿ‡ธ Quantum Xchange ๐Ÿ‡บ๐Ÿ‡ธ QuantumCTek ๐Ÿ‡จ๐Ÿ‡ณ QuantWare ๐Ÿ‡ณ๐Ÿ‡ฑ QuantyCat ๐Ÿ‡บ๐Ÿ‡ธ Quanvia ๐Ÿ‡ช๐Ÿ‡ธ Quarks Interactive ๐Ÿ‡ท๐Ÿ‡ด Qubit Engineering ๐Ÿ‡บ๐Ÿ‡ธ Qubit Pharmaceuticals ๐Ÿ‡ซ๐Ÿ‡ท Qubitekk ๐Ÿ‡บ๐Ÿ‡ธ Qubitor ๐Ÿ‡ธ๐Ÿ‡ฌ Qike Quantum ๐Ÿ‡จ๐Ÿ‡ณ QuEra Computing ๐Ÿ‡บ๐Ÿ‡ธ QuintessenceLabs ๐Ÿ‡ฆ๐Ÿ‡บ QuiX Quantum ๐Ÿ‡ณ๐Ÿ‡ฑ Qulabs ๐Ÿ‡ฎ๐Ÿ‡ณ QunaSys ๐Ÿ‡ฏ๐Ÿ‡ต Qunnect ๐Ÿ‡บ๐Ÿ‡ธ QNu Labs ๐Ÿ‡ฎ๐Ÿ‡ณ QuSecure ๐Ÿ‡บ๐Ÿ‡ธ Quside ๐Ÿ‡ช๐Ÿ‡ธ QuTech ๐Ÿ‡ณ๐Ÿ‡ฑ Raytheon Quantum Engineering and Computing ๐Ÿ‡บ๐Ÿ‡ธ Rigetti Computing ๐Ÿ‡บ๐Ÿ‡ธ RIKEN RQC-Fujitsu Collaboration Center ๐Ÿ‡ฏ๐Ÿ‡ต Riverlane ๐Ÿ‡ฌ๐Ÿ‡ง SandboxAQ ๐Ÿ‡บ๐Ÿ‡ธ SavantX ๐Ÿ‡บ๐Ÿ‡ธ Seeqc ๐Ÿ‡บ๐Ÿ‡ธ Semicyber ๐Ÿ‡บ๐Ÿ‡ธ seQre ๐Ÿ‡ต๐Ÿ‡ฑ Silicon Quantum Computing ๐Ÿ‡ฆ๐Ÿ‡บ softwareQ ๐Ÿ‡จ๐Ÿ‡ฆ SpeQtral ๐Ÿ‡ธ๐Ÿ‡ฌ SpinQ ๐Ÿ‡จ๐Ÿ‡ณ Strangeworks ๐Ÿ‡บ๐Ÿ‡ธ Super.tech ๐Ÿ‡บ๐Ÿ‡ธ Tencent Quantum Lab ๐Ÿ‡จ๐Ÿ‡ณ Terra Quantum ๐Ÿ‡จ๐Ÿ‡ญ Toshiba Quantum Information Group ๐Ÿ‡ฏ๐Ÿ‡ต TuringQ ๐Ÿ‡จ๐Ÿ‡ณ Unitary Zero Space ๐Ÿ‡ซ๐Ÿ‡ฎ Universal Quantum ๐Ÿ‡ฌ๐Ÿ‡ง VeriQloud ๐Ÿ‡ซ๐Ÿ‡ท Xanadu ๐Ÿ‡จ๐Ÿ‡ฆ Xofia ๐Ÿ‡บ๐Ÿ‡ธ XT Quantech ๐Ÿ‡จ๐Ÿ‡ณ Zapata Computing ๐Ÿ‡บ๐Ÿ‡ธ Zhongchuangwei Quantum ๐Ÿ‡จ๐Ÿ‡ณ Zurich Instruments ๐Ÿ‡จ๐Ÿ‡ญ

Pure-play shares publicly traded

Arqit

D-Wave

IonQ

Quantinuum (later)

Quantum Computing Inc.

Quantum eMotion

QuantumCTek

Rigetti Computing

Quantum computer for home

CIQTEK (experimenting rather than programming)

Equal 1 (not yet available for public)

Quantum Brilliance (not yet available for public)

Quantum Computing Inc. (not yet available for public)

SpinQ (fully programmable)

Qubits roadmap

Alice & Bob 2026: “ideal quantum processor”

Atom Computing 2021: 100

Diraq ~2025: 100, ~2028: 1,000, 2035-40: 1,000,000, 2050: 1,000,000,000

Fujitsu / RIKEN 2023: 64, 2026: 1,000+

Google 2029: 1,000,000

IBM 2022: 433, 2023: 1,121, 2024: 1,386+, 2025: 4,158+, 2030: 1,000,000

Origin Quantum 2022: 144, 2025: 1,024, 2028: 10,000, 2032: 1,000,000

Pasqal 2022: 100, 2023: 1,000

PsiQuantum ~2025: “begin assembling” 1,000,000

QBoson 2024-2025: 1,000,000 (“coherent quantum computing”)

Quantum Brilliance ~2025: ~50 (“Quantum Accelerator”)

QuEra 2024: 1,024

Rigetti Computing 2023: 336, ~2025: 1,000+, ~2027: 4,000+

Xanadu 2026: 1,000,000