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description= Search 1,525 quantum computing companies in 62 countries. Profiles with qubit counts, funding and technology across hardware, software, sensing and PQC.;
author= Quantum Zeitgeist;
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Text of the page (random words):
quantum focused venture capital incubators accelerators startup programs acquisitions m a tracker and spac deals analytics funding flow where the quantum money goes dashboard interactive industry analytics industry insights market analysis trends industry stats charts analytics stack visualize ecosystem map interactive industry infographic market map quantum market segment overview partnership network relationship visualization network graph technology relationship graph explain quantum stack full technology stack overview quantum error correction qec codes fault tolerance roadmap photonic architectures cv dv mbqc and t centre explainer timeline key events by year 2019 to 2026 research consortia programmes global quantum consortia alliances periodic table companies as elements track all trackers qubit records fidelity programmes funding trackers hub all trackers every live number on one page qubits physical qubit record 2 310 qubits matriq logical qubit record 96 logical qubits quera computing logical qubit tracker verified claims and the rule that decides gate fidelity milestones 99 99 best two qubit gate qubit evidence the source behind every figure encoding overhead physical qubits per logical qubit programmes darpa qbi 11 companies in stage b chips act awards 5 of 9 final awards signed roadmaps what each company promised by year fault tolerant roadmap the steps to a useful corrected machine money investment tracker 113 funding deals capital markets 87 listed companies quantum stocks live prices and quotes acquisitions m a and spac deals industry patent tracker quantum ip by company with the newest filings government labs what each country s public labs publish state of quantum the dated industry monitor map about about about entangled future the dataset the largest quantum database on the planet free how to cite citation formats dated to the data methodology how records are found and checked claim your profile update your company listing accessibility accessibility statement security start here quantum safe cryptography what breaks what replaces it and when harvest now decrypt later why encrypted data is already at risk migration roadmap moving an estate to post quantum crypto nist standards ml kem ml dsa and slh dsa qkd vs pqc two answers to the same threat companies post quantum cryptography 182 companies building pqc pqc algorithms the standardised algorithms compared quantum key distribution 137 companies building qkd random number generation 41 companies building qrng search k subscribe search companies and pages esc type to search to move enter to open explore trackers dashboard api sensors security learn compare jobs news events guides glossary countries directory all companies new startups software companies consultancies usa companies uk companies china quantum all countries world map research labs universities enterprise adopters sectors quantum hubs government programs consortia hardware hardware overview qpu manufacturers control systems cryogenics cloud services components cloud providers photonic quantum sensors sensing overview magnetometers gravimeters atomic clocks navigation quantum imaging investment capital markets investment tracker quantum stocks leaderboard top funded companies top investors vcs investors incubators acquisitions funding flow dashboard industry insights industry stats stack ecosystem map market map partnership network network graph quantum stack quantum error correction photonic architectures timeline consortia programmes periodic table all trackers trackers all trackers physical qubit record logical qubit record logical qubit tracker gate fidelity milestones qubit evidence encoding overhead darpa qbi chips act awards roadmaps fault tolerant roadmap investment tracker capital markets quantum stocks acquisitions patent tracker government labs state of quantum map about about the dataset how to cite methodology claim your profile accessibility learn learn articles quantum concepts quantum glossary quantum dictionary use cases guides security quantum safe cryptography harvest now decrypt later migration roadmap nist standards qkd vs pqc post quantum cryptography pqc algorithms quantum key distribution random number generation compare jobs news latest news newsroom events conferences subscribe to newsletter every quantum computing company in one directory the largest quantum company database on the planet and free verified qubit counts funding and who works with whom ψ 96 verified logical qubits quera computing jan 2026 99 99 gate fidelity ionq and silicon quantum computing search quantum companies search browse all companies global map dashboard 1 525 companies 419 investors 176 research labs 87 public stocks 376 articles 110 enterprises quera 96 logical qubits achieved jan 2026 ionq first quantum company to exceed 100m gaap revenue 130m quantinuum 48 logical qubits listed on nasdaq as qnt in june 2026 at 60 00 a share darpa qbi 11 companies selected for stage b quantum benchmarking ionq 99 99 two qubit gate fidelity world record eqc technology uk government 2b quantum investment announced march 2026 us doe 625m quantum research funding announced march 2026 quera 96 logical qubits achieved jan 2026 infleqtion nyse infq first neutral atom company on a public market feb 2026 ionq 130m revenue first quantum company to exceed 100m gaap quantinuum 48 logical qubits 10b valuation ipo s 1 filed d wave 550m qci acquisition now dual annealing gate model iqm 1 8b spac first european quantum company to go public xanadu 3 1b spac approved mar 2026 going public as xndu uk government 2b quantum investment announced mar 2026 doe 625m quantum research funding announced mar 2026 ionq 99 99 gate fidelity world record eqc technology darpa qbi 11 companies selected for stage b quantum benchmarking featuring industry leaders pause ionq ionq 100 qubits ibm quantum 1 1k qubits google quantum ai 105 qubits 1 lq quantinuum qnt 98 qubits 48 lq d wave qbts 4 4k qubits rigetti computing rgti 108 qubits atom computing 1 2k qubits 24 lq quera computing 448 qubits 96 lq pasqal psql 140 qubits iqm iqmx 150 qubits xanadu xndu 216 qubits psiquantum infleqtion infq 1 6k qubits alice bob 18 qubits intel quantum 12 qubits amazon braket 5 qubits oxford quantum circuits 35 qubits ionq ionq 100 qubits ibm quantum 1 1k qubits google quantum ai 105 qubits 1 lq quantinuum qnt 98 qubits 48 lq d wave qbts 4 4k qubits rigetti computing rgti 108 qubits atom computing 1 2k qubits 24 lq quera computing 448 qubits 96 lq pasqal psql 140 qubits iqm iqmx 150 qubits xanadu xndu 216 qubits psiquantum infleqtion infq 1 6k qubits alice bob 18 qubits intel quantum 12 qubits amazon braket 5 qubits oxford quantum circuits 35 qubits recently updated trending now view all d wave united states quantum annealing infleqtion united states neutral atom atom computing united states neutral atom ibm quantum united states superconducting qboson china photonic quera computing united states neutral atom xanadu canada photonic iqm finland superconducting editorial the state of quantum computing in 2026 quantum computing has moved beyond laboratory curiosities into a rapidly maturing industry with over 1525 companies operating across 62 countries the quantum ecosystem now spans hardware manufacturers software developers cloud service providers security firms and specialist consultancies entangled future tracks this entire landscape offering curated profiles verified data and market intelligence maintained by the editorial team at quantum zeitgeist the race to fault tolerant quantum computing intensified in 2025 with several companies achieving verified logical qubits through quantum error correction quera computing achieved 96 logical qubits using a high rate 16 6 4 code in january 2026 quantinuum demonstrated 48 logical qubits with its helios trapped ion system and google s willow chip proved that surface code error correction can suppress errors exponentially 2026 also marks a turning point for investment the uk announced a 2b quantum leap programme in march 2026 its largest single quantum investment targeting 100 000 jobs and a world first 1b government quantum procurement initiative the us department of energy committed 625m to renew its national qis research centers while ionq reported 130m in 2025 gaap revenue the first quantum company to break the 100m barrier whether you are an investor evaluating quantum startups a researcher comparing hardware platforms or an enterprise exploring quantum ready solutions entangled future provides the data you need explore our company directory track funding rounds on our investment tracker browse vcs investors and incubators compare qubit counts on the leaderboard or visualize the global ecosystem on our interactive map industry applications featured sectors the industries running quantum work today and the companies they run it with all sectors finance portfolio optimization derivatives pricing fraud detection jpmorgan goldman hsbc read case study sector pharma drug discovery protein folding molecular simulation catalyst design roche merck pfizer read case study sector defense aerospace pnt secure comms aukus programs lockheed bae rtx boeing read case study sector automotive mobility battery chemistry traffic routing manufacturing optimization bmw toyota mercedes read case study sector energy climate grid optimization carbon capture catalysts fusion materials shell bp equinor read case study sector all industry sectors browse every sector profile case studies and verified enterprise deployments read case study sector all sectors tools explore the quantum ecosystem search the directory read the funding record and see where the work is happening the largest quantum company database on the planet and free 1 525 organisations 62 countries no account needed what is inside advanced search filter by country category qubit type and more across the full global directory interactive map every company on record plotted by where it is based investment tracking track funding rounds valuations and market caps across the quantum sector events calendar quantum ai and hpc conferences and summits happening worldwide in 2026 geography top quantum nations 1 united states 369 2 united kingdom 131 3 germany 105 4 canada 86 5 japan 86 6 china 82 7 south korea 74 8 france 60 all 62 countries directory explore by topic quantum hubs 8 geographic clusters sectors finance pharma defense gov programs 30b national strategies network relationship graph milestones qubit fidelity leaders women in qc leaders pioneers infographics 15 charts logo maps guides in depth articles browse by category quantum research 359 quantum software 298 quantum hardware 295 quantum components 287 quantum communications 217 quantum sensing 213 post quantum cryptography 182 quantum photonics 163 qkd 137 quantum security 131 industry news latest quantum news view all news view all news education learn quantum computing all 376 articles fundamentals what is quantum computing complete guide 2026 a comprehensive introduction to quantum computing how it works why it matters and what it can do that classical computers cannot read article fundamentals quantum entanglement explained simply quantum entanglement the phenomenon einstein called spooky action at a distance and its critical role in quantum technologies read article hardware what are qubits how quantum bits work learn how qubits work including their physical implementations and the quantum properties that make them fundamentally different from classical bits read article security post quantum cryptography pqc explained learn how post quantum cryptography uses new mathematical problems to protect data from future quantum computer attacks read article fundamentals quantum error correction how it works discover how quantum error correction preserves fragile qubit states from noise and decoherence enabling reliable large scale quantum computation read article education quantum computing for beginners start here a comprehensive beginner s guide to quantum computing covering the basic concepts terminology hardware approaches and how to start learning today read article advertisement all 376 articles faq frequently asked questions how many quantum computing companies are there as of september 2026 entangled future tracks 1525 quantum computing organizations across 62 countries including hardware manufacturers software developers cloud providers and research institutions which quantum computing companies are publicly traded this database follows a share price for 87 quantum companies including ionq ionq d wave qbts rigetti rgti infleqtion infq and quantum computing inc qubt five listed during the first half of 2026 infleqtion in february horizon quantum and xanadu in march quantinuum in june and iqm on 2 july three more have announced deals that have not closed seeqc with allegro merger corp eigenq and terra quantum with axiom intelligence acquisition corp 1 what are the main types of quantum computing technology the main qubit technologies are superconducting ibm google trapped ion ionq quantinuum photonic xanadu psiquantum neutral atom quera pasqal silicon spin intel diraq quantum annealing d wave topological microsoft and nv center diamond quantum brilliance which company has the most qubits among gate based machines matriq leads with 2 310 physical qubits followed by infleqtion 1 600 atom computing 1 200 ibm quantum 1 121 china telecom quantum group 504 d wave runs 4 400 annealing qubits which solve a different class of problem and are not comparable to gate based counts the largest array demonstrated anywhere is caltech s 6 100 atom tweezer array a research result rather than a commercial system what is the difference between physical and logical qubits physical qubits are the raw hardware qubits prone to errors logical qubits are error corrected qubits built from multiple physical qubits as of september 2026 quera computing holds the record with 96 logical qubits from 448 physical qubits 5 organisations have demonstrated logical qubits share this page stay ahead in quantum join 17 000 quantum computing professionals weekly insights delivered to your inbox subscribe to newsletter by subscribing you agree to receive our weekly newsletter via substack your email is processed by substack unsubscribe anytime see our privacy policy entangled future the largest quantum company database on the planet and free 1 525 organisations worldwide on one directory what is inside follow us explore search companies learn quantum world map investment tracker capital markets industry dashboard compare companies subscriber unlock community guides articles vcs investors incubators research labs data changelog embed widgets resources our sites quantumzeitgeist com newspacetracker com computecompass com company about methodology the dataset how to cite trackers contact privacy 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