Company lists · Data refreshed November 2026
Top 23 Quantum computing investors based in the United States
RevenueBase identified 81 company matches for quantum computing investors associated with the United States as of November 2026 and tracks 1,455 professional contacts across them, including 813 with verified work emails. New York is the largest hub.
This list covers company matches for quantum computing investors associated with the United States, 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.
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.
The 23 largest quantum computing investors based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 265 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 | |||||
| 2 | 206 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 | |||||
| 3 | 197 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 | |||||
| 4 | 142 contacts → | ||||
Exact match “Quantum Computing Inc.(Nasdaq: QUBT) is a quantum optics and integrated photonics company focused on delivering accessible, scalable, and cost-effective quantum machines and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 136 contacts → | ||||
Exact match “We build scalable quantum computers with atomic arrays that empower our customers to achieve computational breakthroughs.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 43 contacts → | ||||
Exact match “QC Ware is a quantum computing software company building enterprise solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 37 contacts → | ||||
Exact match “SEEQC is developing the first digital quantum computing platform for global businesses.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 35 contacts → | ||||
Exact match “Aliro, The Quantum Networking Company®, offers AliroNet® to run entanglement-based Quantum Networks for applications such as Quantum Secure Communications (QSC), secure access to…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 25 contacts → | ||||
Exact match “Our goal is to accelerate the discovery, development, and distribution of revolutionary technologies that improve the human condition.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 23 contacts → | ||||
Exact match “Haiqu is a quantum software company developing a new application execution stack for all modalities of near-term quantum computers.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 18 contacts → | ||||
Exact match “Trusted | Authoritative | Independent Global Quantum Intelligence (GQI) is your premier destination for trusted, authoritative, independent market and business intelligence 100%…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 17 contacts → | ||||
Exact match “EeroQ is building a next-generation quantum computer using the technology of today.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 16 contacts → | ||||
Exact match “SevenTrain Ventures is a principal-led investment firm designed for HNIs, UHNIs, and family offices seeking private market access to the most promising early and growth-stage…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 8 contacts → | ||||
Exact match “Automatski is a Computing Firm at its core.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 7 contacts → | ||||
Exact match “Advancing the future of computation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 5 contacts → | ||||
Exact match “At IonQ, our mission is to build the world’s best quantum computers to solve the world’s most complex problems, transforming business, society, and the planet for the better.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 5 contacts → | ||||
Exact match “AQS is building FabriQ, an AI-driven quantum platform for enterprise finance.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 5 contacts → | ||||
Exact match “Dikan Quantum Corporation (fka Dikan LLC) is a quantum computing software company that has built an industry agnostic Quantum Learning Model.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 5 contacts → | ||||
Exact match “Spectral Capital Corporation (FCCN) is a publicly traded Deep Quantum Technology Provider dedicated to the development and support of Quantum as a Service (QaaS) for decentralized…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 3 contacts → | ||||
Exact match “Innovation Beyond Boundaries.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 2 contacts → | ||||
Exact match “Quantum Age Corporation is birthing the next age of humanity – the quantum age – through our technology innovation and venture-building platform.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 1 contacts → | ||||
Exact match “Humanity has reached a watershed moment.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 1 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “quantum computing investors”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 23 of 81 quantum computing investors based in the United States
See the full list, filter by size, metro and specialty, and access 813 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Quantum computing investors based in the United States at a glance
As of Nov 6, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 81 companies.
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.
- What qualifies
- Company records associated with the United States whose business descriptions match “quantum computing investors” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 813 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.
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 investors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many quantum computing investors are there based in the United States?
RevenueBase identified 81 company matches for quantum computing investors associated with the United States 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?
Infleqtion tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most quantum computing investors?
New York leads with 9 company records, followed by Palo Alto (6) and Boston (5).
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 813 professional contacts with verified work emails tracked across these 81 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.
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Company intelligence · public preview
Top 23 quantum computing investors based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 81 matching company records for quantum computing investors based in the United States, with 1,455 tracked contacts and 813 verified work emails.
This public preview shows 23 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 23 quantum computing investors based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Infleqtioninfleqtion.comHQ: Louisville, CO, United StatesReported employees: 201-500 | Louisville, CO, United States | 201-500 | Exact match | 265 contacts → |
“Infleqtion, Inc.(NYSE: INFQ) is a global leader in quantum technology, delivering neutral atom solutions for quantum computing, networking, sensing, and security.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Quera Computing INCquera.comHQ: Boston, MA, United StatesReported employees: 51-200 | Boston, MA, United States | 51-200 | Exact match | 206 contacts → |
“Quantum computing is moving from "one day" to "day one." QuEra Computing is leading that transition.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Rigetti Computingrigetti.comHQ: Berkeley, CA, United StatesReported employees: 51-200 | Berkeley, CA, United States | 51-200 | Exact match | 197 contacts → |
“Rigetti is a pioneer in full-stack quantum computing.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Quantum Computing INCquantumcomputinginc.comHQ: Hoboken, NJ, United StatesReported employees: 201-500 | Hoboken, NJ, United States | 201-500 | Exact match | 142 contacts → |
“Quantum Computing Inc.(Nasdaq: QUBT) is a quantum optics and integrated photonics company focused on delivering accessible, scalable, and cost-effective quantum machines and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Atom Computingatom-computing.comHQ: Berkeley, CA, United StatesReported employees: 51-200 | Berkeley, CA, United States | 51-200 | Exact match | 136 contacts → |
“We build scalable quantum computers with atomic arrays that empower our customers to achieve computational breakthroughs.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  QC Ware Corpqcware.comHQ: Palo Alto, CA, United StatesReported employees: 11-50 | Palo Alto, CA, United States | 11-50 | Exact match | 43 contacts → |
“QC Ware is a quantum computing software company building enterprise solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  SEEQCseeqc.comHQ: Elmsford, NY, United StatesReported employees: 11-50 | Elmsford, NY, United States | 11-50 | Exact match | 37 contacts → |
“SEEQC is developing the first digital quantum computing platform for global businesses.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  ALIROalirotech.comHQ: Boston, MA, United StatesReported employees: 11-50 | Boston, MA, United States | 11-50 | Exact match | 35 contacts → |
“Aliro, The Quantum Networking Company®, offers AliroNet® to run entanglement-based Quantum Networks for applications such as Quantum Secure Communications (QSC), secure access to…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  S32s32.comHQ: Silicon Valley, MA, United StatesReported employees: 11-50 | Silicon Valley, MA, United States | 11-50 | Exact match | 25 contacts → |
“Our goal is to accelerate the discovery, development, and distribution of revolutionary technologies that improve the human condition.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  HAIQUhaiqu.aiHQ: Brooklyn, United StatesReported employees: 11-50 | Brooklyn, United States | 11-50 | Exact match | 23 contacts → |
“Haiqu is a quantum software company developing a new application execution stack for all modalities of near-term quantum computers.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Global Quantum Intelligence, LLCglobal-qi.comHQ: New York, United StatesReported employees: 1-10 | New York, United States | 1-10 | Exact match | 18 contacts → |
“Trusted | Authoritative | Independent Global Quantum Intelligence (GQI) is your premier destination for trusted, authoritative, independent market and business intelligence 100%…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Eeroq Corporationeeroq.comHQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 17 contacts → |
“EeroQ is building a next-generation quantum computer using the technology of today.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Seventrain Venturesseventrainventures.comHQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 16 contacts → |
“SevenTrain Ventures is a principal-led investment firm designed for HNIs, UHNIs, and family offices seeking private market access to the most promising early and growth-stage…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Automatskiautomatski.comHQ: Los Angeles, CA, United StatesReported employees: 11-50 | Los Angeles, CA, United States | 11-50 | Exact match | 8 contacts → |
“Automatski is a Computing Firm at its core.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Cambium Capital Managementcambium.vcHQ: Palo Alto, CA, United StatesReported employees: 1-10 | Palo Alto, CA, United States | 1-10 | Exact match | 7 contacts → |
“Advancing the future of computation.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  IONQionq.comHQ: College Park, MD, United StatesReported employees: 201-500 | College Park, MD, United States | 201-500 | Exact match | 5 contacts → |
“At IonQ, our mission is to build the world’s best quantum computers to solve the world’s most complex problems, transforming business, society, and the planet for the better.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Applied Quantum Softwareappliedquantumsoftware.comHQ: San Mateo, CA, United StatesReported employees: 1-10 | San Mateo, CA, United States | 1-10 | Exact match | 5 contacts → |
“AQS is building FabriQ, an AI-driven quantum platform for enterprise finance.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Dikan Quantum Corporationdikanllc.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 5 contacts → |
“Dikan Quantum Corporation (fka Dikan LLC) is a quantum computing software company that has built an industry agnostic Quantum Learning Model.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Spectral Capital Corporationspectralcapital.comHQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 5 contacts → |
“Spectral Capital Corporation (FCCN) is a publicly traded Deep Quantum Technology Provider dedicated to the development and support of Quantum as a Service (QaaS) for decentralized…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Giant Step Capitalgiantstep.vcHQ: Chicago, FL, United StatesReported employees: 1-10 | Chicago, FL, United States | 1-10 | Exact match | 3 contacts → |
“Innovation Beyond Boundaries.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Quantum AGE Corporationquantumage.globalHQ: Los Angeles, CA, United StatesReported employees: 201-500 | Los Angeles, CA, United States | 201-500 | Exact match | 2 contacts → |
“Quantum Age Corporation is birthing the next age of humanity – the quantum age – through our technology innovation and venture-building platform.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  AQI Venturesaqiventures.comHQ: Palo Alto, CA, United StatesReported employees: 11-50 | Palo Alto, CA, United States | 11-50 | Exact match | 1 contacts → |
“Humanity has reached a watershed moment.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Qualum S Technologies INCkimbatten.comHQ: New York, United StatesReported employees: 1-10 | New York, United States | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 23 of 81 company matches
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Quantum computing investors: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
81 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 81 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for quantum computing investors?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many quantum computing investors did RevenueBase find based in the United States?
The saved snapshot records 81 matching company records, 1,455 tracked contacts and 813 verified emails. The public preview displays 23 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Quantum computing investors by geography
Cite this list
RevenueBase Data Team. Top 23 quantum computing investors based in the United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/quantum-computing-investors/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Quantum computing investors based in the United Kingdom
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
- Oil and gas companies based in the United States
Company intelligence · public preview
Top 23 quantum computing investors based in the United States
RevenueBase records 81 matching company records for quantum computing investors based in the United States, with 1,455 tracked contacts and 813 verified work emails.
This public preview shows 23 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 23 quantum computing investors based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Infleqtioninfleqtion.com HQ: Louisville, CO, United StatesReported employees: 201-500 | Louisville, CO, United States | 201-500 | Exact match | 265 contacts → |
“Infleqtion, Inc.(NYSE: INFQ) is a global leader in quantum technology, delivering neutral atom solutions for quantum computing, networking, sensing, and security.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Quera Computing INCquera.com HQ: Boston, MA, United StatesReported employees: 51-200 | Boston, MA, United States | 51-200 | Exact match | 206 contacts → |
“Quantum computing is moving from "one day" to "day one." QuEra Computing is leading that transition.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Rigetti Computingrigetti.com HQ: Berkeley, CA, United StatesReported employees: 51-200 | Berkeley, CA, United States | 51-200 | Exact match | 197 contacts → |
“Rigetti is a pioneer in full-stack quantum computing.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Quantum Computing INCquantumcomputinginc.com HQ: Hoboken, NJ, United StatesReported employees: 201-500 | Hoboken, NJ, United States | 201-500 | Exact match | 142 contacts → |
“Quantum Computing Inc.(Nasdaq: QUBT) is a quantum optics and integrated photonics company focused on delivering accessible, scalable, and cost-effective quantum machines and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Atom Computingatom-computing.com HQ: Berkeley, CA, United StatesReported employees: 51-200 | Berkeley, CA, United States | 51-200 | Exact match | 136 contacts → |
“We build scalable quantum computers with atomic arrays that empower our customers to achieve computational breakthroughs.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | QC Ware Corpqcware.com HQ: Palo Alto, CA, United StatesReported employees: 11-50 | Palo Alto, CA, United States | 11-50 | Exact match | 43 contacts → |
“QC Ware is a quantum computing software company building enterprise solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | SEEQCseeqc.com HQ: Elmsford, NY, United StatesReported employees: 11-50 | Elmsford, NY, United States | 11-50 | Exact match | 37 contacts → |
“SEEQC is developing the first digital quantum computing platform for global businesses.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | ALIROalirotech.com HQ: Boston, MA, United StatesReported employees: 11-50 | Boston, MA, United States | 11-50 | Exact match | 35 contacts → |
“Aliro, The Quantum Networking Company®, offers AliroNet® to run entanglement-based Quantum Networks for applications such as Quantum Secure Communications (QSC), secure access to…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | S32s32.com HQ: Silicon Valley, MA, United StatesReported employees: 11-50 | Silicon Valley, MA, United States | 11-50 | Exact match | 25 contacts → |
“Our goal is to accelerate the discovery, development, and distribution of revolutionary technologies that improve the human condition.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HAIQUhaiqu.ai HQ: Brooklyn, United StatesReported employees: 11-50 | Brooklyn, United States | 11-50 | Exact match | 23 contacts → |
“Haiqu is a quantum software company developing a new application execution stack for all modalities of near-term quantum computers.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Global Quantum Intelligence, LLCglobal-qi.com HQ: New York, United StatesReported employees: 1-10 | New York, United States | 1-10 | Exact match | 18 contacts → |
“Trusted | Authoritative | Independent Global Quantum Intelligence (GQI) is your premier destination for trusted, authoritative, independent market and business intelligence 100%…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Eeroq Corporationeeroq.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 17 contacts → |
“EeroQ is building a next-generation quantum computer using the technology of today.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Seventrain Venturesseventrainventures.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 16 contacts → |
“SevenTrain Ventures is a principal-led investment firm designed for HNIs, UHNIs, and family offices seeking private market access to the most promising early and growth-stage…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Automatskiautomatski.com HQ: Los Angeles, CA, United StatesReported employees: 11-50 | Los Angeles, CA, United States | 11-50 | Exact match | 8 contacts → |
“Automatski is a Computing Firm at its core.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Cambium Capital Managementcambium.vc HQ: Palo Alto, CA, United StatesReported employees: 1-10 | Palo Alto, CA, United States | 1-10 | Exact match | 7 contacts → |
“Advancing the future of computation.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | IONQionq.com HQ: College Park, MD, United StatesReported employees: 201-500 | College Park, MD, United States | 201-500 | Exact match | 5 contacts → |
“At IonQ, our mission is to build the world’s best quantum computers to solve the world’s most complex problems, transforming business, society, and the planet for the better.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Applied Quantum Softwareappliedquantumsoftware.com HQ: San Mateo, CA, United StatesReported employees: 1-10 | San Mateo, CA, United States | 1-10 | Exact match | 5 contacts → |
“AQS is building FabriQ, an AI-driven quantum platform for enterprise finance.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Dikan Quantum Corporationdikanllc.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 5 contacts → |
“Dikan Quantum Corporation (fka Dikan LLC) is a quantum computing software company that has built an industry agnostic Quantum Learning Model.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Spectral Capital Corporationspectralcapital.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 5 contacts → |
“Spectral Capital Corporation (FCCN) is a publicly traded Deep Quantum Technology Provider dedicated to the development and support of Quantum as a Service (QaaS) for decentralized…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Giant Step Capitalgiantstep.vc HQ: Chicago, FL, United StatesReported employees: 1-10 | Chicago, FL, United States | 1-10 | Exact match | 3 contacts → |
“Innovation Beyond Boundaries.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Quantum AGE Corporationquantumage.global HQ: Los Angeles, CA, United StatesReported employees: 201-500 | Los Angeles, CA, United States | 201-500 | Exact match | 2 contacts → |
“Quantum Age Corporation is birthing the next age of humanity – the quantum age – through our technology innovation and venture-building platform.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | AQI Venturesaqiventures.com HQ: Palo Alto, CA, United StatesReported employees: 11-50 | Palo Alto, CA, United States | 11-50 | Exact match | 1 contacts → |
“Humanity has reached a watershed moment.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Qualum S Technologies INCkimbatten.com HQ: New York, United StatesReported employees: 1-10 | New York, United States | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 23 of 81 company matches
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Quantum computing investors: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
81 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 81 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for quantum computing investors?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many quantum computing investors did RevenueBase find based in the United States?
The saved snapshot records 81 matching company records, 1,455 tracked contacts and 813 verified emails. The public preview displays 23 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Quantum computing investors by geography
Cite this list
RevenueBase Data Team. Top 23 quantum computing investors based in the United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/quantum-computing-investors/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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