Company lists · Data refreshed November 2026

Top 25 Quantum computing research institutes worldwide

RevenueBase identified 1,426 company matches for quantum computing research institutes worldwide as of November 2026 and tracks 27,775 professional contacts across them, including 9,287 with verified work emails. The United States is the largest market and Bangalore the largest hub.

This list covers company matches for quantum computing research institutes worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for quantum computing research institutes follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
1,426Companies
27,775Contacts tracked
9,287Verified emails
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The 25 largest quantum computing research institutes worldwide

Ranked by team size
Top 25 of 1,426 company matches for quantum computing research institutes worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBezons, FranceHQ recorded Nov 6, 20261,001-5,0003,008 contacts →

Exact match

“Bull is a global leader in high-performance computing, artificial intelligence and quantum innovation with the ambition to shape a more responsible digital world through…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchAbu Dhabi, United Arab EmiratesHQ recorded Nov 6, 20261,001-5,0001,312 contacts →

Exact match

“The future doesn’t happen by chance, it’s something we work hard to build.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchPalaiseau, FranceHQ recorded Nov 6, 2026501-1,000889 contacts →

Exact match

“Télécom Paris, école de l'Institut Mines-Télécom est une grande école d'ingénieurs du numérique et une institution de recherche de premier plan.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchCollege Park, United StatesHQ recorded Nov 6, 20261,001-5,000871 contacts →

Exact match

“IonQ, Inc.[NYSE: IONQ] is the world’s leading quantum platform and foundry - delivering integrated quantum solutions across computing, networking, sensing, and security.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchBroomfield, United StatesHQ recorded Nov 6, 2026501-1,000720 contacts →

Exact match

“Quantinuum is a leading quantum computing company offering a full-stack platform designed to make quantum computing deployable in real-world environments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchPalo Alto, BC, United StatesHQ recorded Nov 6, 2026501-1,000450 contacts →

Exact match

“D-Wave is a leader in the development and delivery of quantum computing systems, software, and services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchEspoo, FinlandHQ recorded Nov 6, 2026201-500438 contacts →

Exact match

“IQM is pioneering the future of superconducting quantum computers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchToronto, ON, CanadaHQ recorded Nov 6, 202651-200362 contacts →

Exact match

“Xanadu Quantum Technologies Limited is a Canadian photonic quantum computing company with the mission to build quantum computers that are useful and available to people everywhere.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPalaiseau, FranceHQ recorded Nov 6, 2026201-500320 contacts →

Exact match

“We build Programmable Quantum Simulators and Quantum Computers made of 2D and 3D Atomic Arrays.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLouisville, CO, United StatesHQ recorded Nov 6, 2026201-500265 contacts →

Exact match

“Infleqtion, Inc.(NYSE: INFQ) is a global leader in quantum technology, delivering neutral atom solutions for quantum computing, networking, sensing, and security.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchWaterloo, ON, CanadaHQ recorded Nov 6, 202651-200264 contacts →

Exact match

“Perimeter Institute offers a dynamic work culture fueled by ideas and collaboration.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchParis, FranceHQ recorded Nov 6, 2026201-500254 contacts →

Exact match

“Alice & Bob is a quantum computing company based in Paris and Boston whose goal is to create the first universal, fault-tolerant quantum computer.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchBangalore, IndiaHQ recorded Nov 6, 202651-200247 contacts →

Exact match

“Raman Research Institute is a premier research Institution located in Bangalore, India.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMarkham, ON, CanadaHQ recorded Nov 6, 202610001+230 contacts →

Exact match

“IBM Canada Software Lab - Toronto is a company based out of 8200 Warden Ave, Markham, Ontario, Canada.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBoston, MA, United StatesHQ recorded Nov 6, 202651-200206 contacts →

Exact match

“Quantum computing is moving from "one day" to "day one." QuEra Computing is leading that transition.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBerkeley, CA, United StatesHQ recorded Nov 6, 202651-200197 contacts →

Exact match

“Rigetti is a pioneer in full-stack quantum computing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchPalo Alto, CA, United StatesHQ recorded Nov 6, 2026201-500194 contacts →

Exact match

“Quantum computing will be a world-changing technology with the potential to unlock powerful advances in medicine, energy, finance and beyond.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchMassy, FranceHQ recorded Nov 6, 202651-200188 contacts →

Exact match

“Quandela specialises in the production of photon-based quantum computing and cloud solutions, enabling organisations to achieve their quantum transformation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchCoquitlam, BC, CanadaHQ recorded Nov 6, 202651-200187 contacts →

Exact match

“Based in beautiful Vancouver, Canada, Photonic is delivering scalable, distributed, and fault-tolerant quantum computing and networking technologies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchWaterloo, ON, CanadaHQ recorded Nov 6, 202651-200187 contacts →

Exact match

“The Institute for Quantum Computing (IQC) is a world-leading research centre in quantum information science and technology at the University of Waterloo.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchChiba-city, JapanHQ recorded Nov 6, 20261,001-5,000186 contacts →

Exact match

“The National Institutes for Quantum Science and Technology (QST) was established in April 2016 to promote quantum science and technology in a comprehensive and integrated manner.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchCambridge, United KingdomHQ recorded Nov 6, 202651-200183 contacts →

Exact match

“The fragility of qubits means today's quantum computers fail under an avalanche of data errors long before they reach utility-scale.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchDelft, NetherlandsHQ recorded Nov 6, 202651-200181 contacts →

Exact match

“At Qblox we operate at the frontier of the quantum revolution.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSingaporeHQ recorded Nov 6, 202651-200177 contacts →

Exact match

“The Centre for Quantum Technologies in Singapore brings together quantum physicists and computer scientists to explore the quantum nature of reality and the fundamental limits of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchShinfield, United KingdomHQ recorded Nov 6, 202651-200161 contacts →

Exact match

“Quantum computing is poised to reshape our world by addressing the complex challenges we face today.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 1,426 quantum computing research institutes worldwide

See the full list, filter by size, metro and specialty, and access 9,287 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Quantum computing research institutes worldwide at a glance

As of Nov 6, 2026
33.4%Verified-email coverage
19.5Average contacts per company
11-50Median size (employees)
1.7%Largest-city concentration · Bangalore
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
703
11-50
449
51-200
186
201-500
53
501-1,000
12
1,001-5,000
14
5,001-10,000
1
10001+
6

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for quantum computing research institutes are linked below.
What qualifies
Company records worldwide whose business descriptions match “quantum computing research institutes” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 9,287 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Quantum computing research institutes by location

7 lists · largest first

Every Quantum computing research institutes list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “quantum computing research institutes”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many quantum computing research institutes are there worldwide?

RevenueBase identified 1,426 company matches for quantum computing research institutes worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

BULL tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most quantum computing research institutes?

The United States leads with 256 companies, followed by India (142) and Germany (83). Every quantum computing research institutes list by country and city is linked on this page.

Which city has the most quantum computing research institutes?

Bangalore leads with 24 company records, followed by London (23) and Singapore (21).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 9,287 professional contacts with verified work emails tracked across these 1,426 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.