Company lists · Data refreshed September 2026

Top 25 AI supercomputing companies based in the United States

RevenueBase identified 259 AI supercomputing companies headquartered in the United States as of September 2026 and tracks 53,726 professional contacts across them, including 29,226 with verified work emails and 15,375 with mobile numbers. San Francisco is the largest hub.

This list covers AI supercomputing companies headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 7, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 7, 2026 86% judged on-target in blind review
259Companies
53,726Contacts tracked
29,226Verified emails
15,375Mobile numbers
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The 25 largest AI supercomputing companies based in the United States

Ranked by team size
Top 25 of 259 AI supercomputing companies based in the United States, ranked by team size, largest first. Data refreshed Sep 7, 2026. RevenueBase Smart Search rates how each company's information relates to AI supercomputing companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceSanta Clara, CA, United StatesHQ checked Sep 7, 202610001+42,370 contacts →

“Since its founding in 1993, NVIDIA (NASDAQ: NVDA) has been a pioneer in accelerated computing.”

Source: company website · checked Sep 7, 2026
2Partial evidenceSanta Clara, CA, United StatesHQ checked Sep 7, 20261,001-5,0001,216 contacts →

“A semiconductor design company leading the future of computing with an innovative approach to CPU design focused on high-performance, energy efficient AI compute.”

Source: company website · checked Sep 7, 2026
3Partial evidenceDenver, CO, United StatesHQ checked Sep 7, 20261,001-5,000940 contacts →

“As the AI factory company, Crusoe is on a mission to accelerate the abundance of energy and intelligence.”

Source: company website · checked Sep 7, 2026
4Partial evidenceSunnyvale, CA, United StatesHQ checked Sep 7, 2026501-1,000791 contacts →

“Cerebras Systems is the world's fastest AI inference.”

Source: company website · checked Sep 7, 2026
5Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 7, 2026501-1,000544 contacts →

“The Superintelligence Cloud”

Source: company website · checked Sep 7, 2026
6Partial evidenceSan Jose, CA, United StatesHQ checked Sep 7, 2026201-500408 contacts →

“Welcome to SambaNova: Revolutionizing AI Capacity At SambaNova, we're empowering developers, enterprises, governments, and data centers to unlock their full AI potential.”

Source: company website · checked Sep 7, 2026
7Indirect evidenceHouston, TX, United StatesHQ checked Sep 7, 2026501-1,000405 contacts →

“Cray Inc, acquired by Hewlett Packard Enterprise company in 2019.”

Source: company website · checked Sep 7, 2026
8Partial evidenceNew York City, NY, United StatesHQ checked Sep 7, 2026n/a364 contacts →

“EAGLE is an AI infrastructure company advancing the state of inference through research in speculative decoding and efficient AI systems.”

Source: company website · checked Sep 7, 2026
9Indirect evidenceAustin, TX, United StatesHQ checked Sep 7, 2026201-500288 contacts →

“Build smarter.”

Source: company website · checked Sep 7, 2026
10Partial evidenceSanta Clara, CA, United StatesHQ checked Sep 7, 2026201-500228 contacts →

“d-Matrix is an AI infrastructure company building the next generation of inference computing for the era of generative and agentic AI.”

Source: company website · checked Sep 7, 2026
11Indirect evidenceDallas, TX, United StatesHQ checked Sep 7, 2026201-500186 contacts →

“Applied Digital (Nasdaq: APLD), named Best Data Center in the Americas 2025 by Datacloud, designs, builds, and operates high-performance, sustainably engineered data centers and…”

Source: company website · checked Sep 7, 2026
12Partial evidenceNew York, CA, United StatesHQ checked Sep 7, 202651-200157 contacts →

“Fluidstack accelerates the world’s most ambitious AI projects by removing the bottlenecks to compute.”

Source: company website · checked Sep 7, 2026
13Indirect evidenceFremont, CA, United StatesHQ checked Sep 7, 202651-200154 contacts →

“Unlike competitive infrastructure providers who deliver cookie-cutter, proprietary systems with vendor lock-in, Penguin Computing custom designs agnostic, end-to-end…”

Source: company website · checked Sep 7, 2026
14Partial evidenceSan Jose, CA, United StatesHQ checked Sep 7, 20261,001-5,000141 contacts →

“Founded in July 2016, Black Sesame Technologies is an AI digital imaging technology firm that creates solutions for real-world AI challenges.”

Source: company website · checked Sep 7, 2026
15Partial evidenceSan Jose, CA, United StatesHQ checked Sep 7, 202651-200126 contacts →

“Ceremorphic has built a new architecture that delivers the performance required for next generation applications such as AI model training, HPC, drug discovery and metaverse…”

Source: company website · checked Sep 7, 2026
16Partial evidenceBellevue, WA, United StatesHQ checked Sep 7, 202651-200124 contacts →

“Agentic AI is fundamentally reshaping the paradigm of AI infrastructure.”

Source: company website · checked Sep 7, 2026
17Indirect evidenceBoston, MA, United StatesHQ checked Sep 7, 2026201-50099 contacts →

“Markley is a premier provider of mission-critical data center facilities and cloud computing services.”

Source: company website · checked Sep 7, 2026
18Indirect evidenceFremont, CA, United StatesHQ checked Sep 7, 202651-20096 contacts →

“Exxact Corporation is a leading global provider of advanced computing solutions, empowering organizations to accelerate innovation and accomplish their goals.”

Source: company website · checked Sep 7, 2026
19Partial evidenceNew York, NY, United StatesHQ checked Sep 7, 202651-20089 contacts →

“io.net is the intelligent stack for powering AI.”

Source: company website · checked Sep 7, 2026
20Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 7, 202611-5083 contacts →

“Akash Systems, Inc.”

Source: company website · checked Sep 7, 2026
21Indirect evidenceLos Altos, CA, United StatesHQ checked Sep 7, 2026201-50082 contacts →

“Livio Building Systems Inc, A Delaware C Corp is a Tech-driven General Contractor & manufacturer of High Quality Lego-like Pre-Assembled Metal Framing Systems (BuildTech).”

Source: company website · checked Sep 7, 2026
22Partial evidenceSanta Clara, CA, United StatesHQ checked Sep 7, 202611-5079 contacts →

“EnCharge AI is a leader in advanced hardware and software systems for AI computing.”

Source: company website · checked Sep 7, 2026
23Partial evidenceMountain View, CA, United StatesHQ checked Sep 7, 202611-5072 contacts →

“MatX designs hardware tailored for the world’s best AI models: We dedicate every transistor to maximizing performance for large models.”

Source: company website · checked Sep 7, 2026
24Partial evidenceSan Diego, CA, United StatesHQ checked Sep 7, 202651-20062 contacts →

“Cirrascale Cloud Services is the expert neocloud built for Private AI.”

Source: company website · checked Sep 7, 2026
25Indirect evidenceLos Altos, CA, United StatesHQ checked Sep 7, 202651-20058 contacts →

“Simr’s (formerly UberCloud) mission is to make high performance computing (HPC) a reality for every engineer.”

Source: company website · checked Sep 7, 2026

Showing 25 of 259 AI supercomputing companies based in the United States

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AI supercomputing companies based in the United States at a glance

As of Sep 7, 2026
54.4%Verified-email coverage
28.6%Mobile-number coverage
207.4Average contacts per company
11-50Median size (employees)
8.5%Largest-city concentration · San Francisco
Sep 7, 2026Page data refreshed

Companies by employee count

1-10
85
11-50
118
51-200
35
201-500
9
501-1,000
3
1,001-5,000
6
5,001-10,000
1
10001+
2

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among AI supercomputing companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United States whose own description of what they do matches “AI supercomputing companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names AI supercomputing companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among AI supercomputing companies, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 29,226 across the full list. 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 7, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names AI supercomputing companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many AI supercomputing companies are there based in the United States?

RevenueBase identified 259 AI supercomputing companies headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Nvidia, headquartered in Santa Clara, tops this list with the largest team on record.

Which city has the most AI supercomputing companies?

San Francisco leads with 22 headquartered companies, followed by San Jose (15) and New York (12).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 29,226 verified decision-maker contacts tracked across these 259 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 7, 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 Smart Search, 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.