Company lists · Data refreshed September 2026

Top 25 Quantum development platforms based in the United States

RevenueBase identified 64 company matches for quantum development platforms associated with the United States as of September 2026 and tracks 2,601 professional contacts across them, including 1,131 with verified work emails and 952 with mobile numbers. New York is the largest hub.

This list covers company matches for quantum development platforms 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 September 5, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 5, 2026 How this list was built
64Companies
2,601Contacts tracked
1,131Verified emails
952Mobile numbers
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest quantum development platforms based in the United States

Ranked by team size
Top 25 of 64 company matches for quantum development platforms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 5, 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 matchBroomfield, CO, United StatesHQ recorded Sep 5, 2026201-500598 contacts →

Exact match

“Science led and enterprise driven, Quantinuum unites Cambridge Quantum’s best-in-class software with Honeywell Quantum Solutions’ high-performing trapped-ion hardware.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
2Exact matchCollege Park, MD, United StatesHQ recorded Sep 5, 20261,001-5,000574 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 · Sep 5, 2026 · View company records in RevenueBase
3Exact matchClaymont, United StatesHQ recorded Sep 5, 2026201-500252 contacts →

Exact match

“Quantum Machines envisions a new technological age.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
4Exact matchBerkeley, CA, United StatesHQ recorded Sep 5, 202651-200171 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
5Exact matchBoston, MA, United StatesHQ recorded Sep 5, 202651-200142 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 · Sep 5, 2026 · View company records in RevenueBase
6Exact matchNew Haven, CT, United StatesHQ recorded Sep 5, 2026201-50058 contacts →

Exact match

“Quantum Circuits, now D-Wave, is developing a full-stack gate-model quantum computing platform using superconducting devices and a modular, robust, and scalable architecture.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
7Exact matchDenver, CO, United StatesHQ recorded Sep 5, 202611-5051 contacts →

Exact match

“Building the infrastructure for a quantum future so you can cool more with less Our mission is to deliver the world’s best tools to solve the toughest quantum challenges, offering…”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
8Exact matchPalo Alto, CA, United StatesHQ recorded Sep 5, 202611-5038 contacts →

Exact match

“QC Ware is a quantum computing software company building enterprise solutions.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
9Exact matchElmsford, NY, United StatesHQ recorded Sep 5, 202611-5034 contacts →

Exact match

“SEEQC is developing the first digital quantum computing platform for global businesses.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
10Exact matchAustin, TX, United StatesHQ recorded Sep 5, 202611-5031 contacts →

Exact match

“Strangeworks is an unconventional computing software company based in Austin, TX.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
11Exact matchBrooklyn, United StatesHQ recorded Sep 5, 202611-5021 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 · Sep 5, 2026 · View company records in RevenueBase
12Exact matchChicago, IL, United StatesHQ recorded Sep 5, 202611-5019 contacts →

Exact match

“qBraid is the quantum cloud connecting developers, researchers, enterprises, and hardware partners.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
13Exact matchBay, CA, United StatesHQ recorded Sep 5, 202611-5017 contacts →

Exact match

“BlueQubit builds first-in-class quantum software for current and upcoming quantum computers.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
14Exact matchChicago, United StatesHQ recorded Sep 5, 202611-5011 contacts →

Exact match

“memQ is building the hardware and software foundation for distributed quantum computing.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
15Exact matchLos Angeles, CA, United StatesHQ recorded Sep 5, 202611-509 contacts →

Exact match

“Automatski is a Computing Firm at its core.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
16Exact matchWilmington, DE, United StatesHQ recorded Sep 5, 202611-505 contacts →

Exact match

“Quantum-enhanced machine learning solutions tailored for NISQ but delivering a competitive edge in simulators.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
17Exact matchSan Mateo, CA, United StatesHQ recorded Sep 5, 20261-105 contacts →

Exact match

“AQS is building FabriQ, an AI-driven quantum platform for enterprise finance.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
18Exact matchSan Francisco, CA, United StatesHQ recorded Sep 5, 20261-105 contacts →

Exact match

“Conductor builds AI systems for operating and scaling quantum computers.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
19Exact matchAustin, TX, United StatesHQ recorded Sep 5, 202611-505 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 · Sep 5, 2026 · View company records in RevenueBase
20Exact matchSeattle, WA, United StatesHQ recorded Sep 5, 20261-104 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 · Sep 5, 2026 · View company records in RevenueBase
21Exact matchNew York, United StatesHQ recorded Sep 5, 202611-504 contacts →

Exact match

“BosonQ Psi is a software venture that leverages the power of Quantum computing to perform simulations.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
22Exact matchNewport, RI, United StatesHQ recorded Sep 5, 20261-103 contacts →

Exact match

“Entanglement Institute (ei) is building the world's most advanced quantum and alternative computing facility in Newport, Rhode Island.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
23Exact matchPalo Alto, CA, United StatesHQ recorded Sep 5, 20261-103 contacts →

Exact match

“Our mission at QuantumEon is to provide world-class consulting services, research and development, and quantum engineering and science to our clients, helping them optimize…”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
24Exact matchHouston, TX, United StatesHQ recorded Sep 5, 20261-102 contacts →

Exact match

“Quantuloop is developing advanced solutions to prepare the industry for the quantum future.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
25Exact matchBoulder, CO, United StatesHQ recorded Sep 5, 20261-101 contacts →

Exact match

“Photonics engineers, enhance your design process!”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase

Showing 25 of 64 quantum development platforms based in the United States

See the full list, filter by size, metro and specialty, and access 1,131 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Quantum development platforms based in the United States at a glance

As of Sep 5, 2026
43.5%Verified-email coverage
36.6%Mobile-number coverage
40.6Average contacts per company
11-50Median size (employees)
10.9%Largest-city concentration · New York
Sep 5, 2026Page data refreshed

Companies by employee count

1-10
28
11-50
22
51-200
8
201-500
5
1,001-5,000
1

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

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 development platforms” 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 1,131 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 September 5, 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 development platforms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many quantum development platforms are there based in the United States?

RevenueBase identified 64 company matches for quantum development platforms associated with the United States as of September 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?

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

Which city has the most quantum development platforms?

New York leads with 7 company records, followed by College Park (4) and Palo Alto (4).

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 1,131 professional contacts with verified work emails tracked across these 64 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 September 5, 2026.

Ready to reach these companies? Verified emails and direct dials for all 64 quantum development platforms based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

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.