Company lists · Data refreshed November 2026

Top 25 Quantum computing pr agencies based in the United States

RevenueBase identified 229 company matches for quantum computing pr agencies associated with the United States as of November 2026 and tracks 3,114 professional contacts across them, including 1,344 with verified work emails. New York is the largest hub.

This list covers company matches for quantum computing pr agencies 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
229Companies
3,114Contacts tracked
1,344Verified emails
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The 25 largest quantum computing pr agencies based in the United States

Ranked by team size
Top 25 of 229 company matches for quantum computing pr agencies based in the United States, 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 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
2Exact 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
3Exact 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
4Exact 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
5Exact matchHoboken, NJ, United StatesHQ recorded Nov 6, 2026201-500142 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
6Exact matchBerkeley, CA, United StatesHQ recorded Nov 6, 202651-200136 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
7Exact matchSunnyvale, CA, United StatesHQ recorded Nov 6, 2026201-500108 contacts →

Exact match

“Launched in 2019, NTT Research is a Silicon Valley-based startup dedicated to conducting fundamental research in the fields of physics, cryptography and medical informatics with a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchPleasanton, CA, United StatesHQ recorded Nov 6, 202651-20069 contacts →

Exact match

“Vector Atomic is commercializing quantum technology for applications including GPS-free navigation, telecommunications, and computing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPalo Alto, CA, United StatesHQ recorded Nov 6, 202611-5043 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
10Exact matchBozeman, MT, United StatesHQ recorded Nov 6, 202611-5040 contacts →

Exact match

“Montana Instruments manufactures high-precision electrical, optical, and cryogenic products for quantum computing, quantum education, quantum networking, and quantum materials…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchElmsford, NY, United StatesHQ recorded Nov 6, 202611-5037 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
12Exact matchBoston, MA, United StatesHQ recorded Nov 6, 202611-5035 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
13Exact matchAustin, TX, United StatesHQ recorded Nov 6, 202611-5033 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBoston, MA, United StatesHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“QSimulate is reshaping the Future of Computational Drug Discovery by providing revolutionary quantum-powered simulation solutions that reduce R&D timelines and increase the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchMiami, FL, United StatesHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“Entanglement is a next-generation artificial intelligence company fusing quantum computing with machine learning to solve previously unsolvable problems to drive human advancement.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBrooklyn, United StatesHQ recorded Nov 6, 202611-5023 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
17Exact matchTustin, CA, United StatesHQ recorded Nov 6, 20261-1022 contacts →

Exact match

“HKA Marketing Communications is the global PR headquarters for quantum technology clients, the only PR agency dedicated to communications for quantum companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Griffin360 is the idea-first, tech-only public relations agency, helping innovative companies turn complex technologies into clear, compelling narratives that drive market success.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchChicago, United StatesHQ recorded Nov 6, 202611-5019 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchNew York, United StatesHQ recorded Nov 6, 20261-1018 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
21Exact matchChicago, IL, United StatesHQ recorded Nov 6, 202611-5018 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchChicago, IL, United StatesHQ recorded Nov 6, 202611-5017 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
23Exact matchColorado Springs, CO, United StatesHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“At Secured Quantum Services (SQS), we are at the forefront of building quantum-secure infrastructure for the future.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchDenver, CO, United StatesHQ recorded Nov 6, 20261-1017 contacts →

Exact match

“Elevate Quantum is a Designated TechHub by the US Department of Commerce Economic Development Administration.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSan Francisco, United StatesHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“The Unitary Foundation is a non-profit, helping create a quantum technology ecosystem that benefits the most people.”

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

Showing 25 of 229 quantum computing pr agencies based in the United States

See the full list, filter by size, metro and specialty, and access 1,344 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Quantum computing pr agencies based in the United States at a glance

As of Nov 6, 2026
43.2%Verified-email coverage
13.6Average contacts per company
1-10Median size (employees)
7.9%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
121
11-50
77
51-200
19
201-500
9
501-1,000
2
5,001-10,000
1

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 229 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 pr agencies” 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 1,344 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 pr agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many quantum computing pr agencies are there based in the United States?

RevenueBase identified 229 company matches for quantum computing pr agencies 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 pr agencies?

New York leads with 18 company records, followed by Chicago (12) and San Francisco (10).

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 1,344 professional contacts with verified work emails tracked across these 229 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.