Company lists · Data refreshed September 2026

Top 18 Synthetic data generation companies based in the United States

RevenueBase identified 35 synthetic data generation companies headquartered in the United States as of September 2026 and tracks 268 professional contacts across them, including 122 with verified work emails. San Francisco is the largest hub.

This list covers synthetic data generation 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 22, 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 22, 2026 86% judged on-target in blind review
35Companies
268Contacts tracked
122Verified emails
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The 18 largest synthetic data generation companies based in the United States

Ranked by team size
Top 18 of 35 synthetic data generation companies based in the United States, ranked by team size, largest first. Data refreshed Sep 22, 2026. RevenueBase Smart Search rates how each company's information relates to synthetic data generation 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
1Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 22, 202651-20087 contacts →

Strong evidence

“Tonic.ai frees developers to build with safe, high-fidelity synthetic data to accelerate software and AI innovation while protecting data privacy.”

Source: RevenueBase Database · checked Sep 22, 2026
2Strong evidenceBellevue, WA, United StatesHQ checked Sep 22, 202611-5018 contacts →

Strong evidence

“Rendered.ai provides professional CV development services & a synthetic data engineering platform-as-a-service for organizations that need to accelerate computer vision…”

Source: RevenueBase Database · checked Sep 22, 2026
3Partial evidenceSan Ramon, PA, United StatesHQ checked Sep 22, 202611-5018 contacts →

Partial evidence

“Rockfish generates the high-coverage, labeled data your evals need: the rare events and edge cases your production data won't hand you in time.”

Source: RevenueBase Database · checked Sep 22, 2026
4Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 22, 202611-5018 contacts →

Strong evidence

“Pioneering synthetic data and generative AI technology to build more capable and ethical AI.”

Source: RevenueBase Database · checked Sep 22, 2026
5Strong evidenceBoston, MA, United StatesHQ checked Sep 22, 202611-5013 contacts →

Strong evidence

“We are the team behind the synthetic data vault.”

Source: RevenueBase Database · checked Sep 22, 2026
6Indirect evidenceBrooklyn, United StatesHQ checked Sep 22, 20261-1012 contacts →

Indirect evidence

“Lexset is an AI company focused on building trusted intelligence systems for defense, national security, and critical infrastructure applications.”

Source: RevenueBase Database · checked Sep 22, 2026
7Strong evidenceArlington, VA, United StatesHQ checked Sep 22, 202611-506 contacts →

Strong evidence

“Our mission is to provide innovative, high-quality synthetic data generation solutions and related data preparation services that enable organizations to rapidly discover threats…”

Source: RevenueBase Database · checked Sep 22, 2026
8Strong evidenceRochester, NY, United StatesHQ checked Sep 22, 202611-505 contacts →

Strong evidence

“ExactData specializes in generating Smart Data with ground truth, which improves integration, development, training, and testing of complex data processing systems and eliminates…”

Source: RevenueBase Database · checked Sep 22, 2026
9Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 22, 20261-104 contacts →

Strong evidence

“Privacy-guaranteed synthetic data generation for training AI models”

Source: RevenueBase Database · checked Sep 22, 2026
10Indirect evidenceNew York, NY, United StatesHQ checked Sep 22, 20261-104 contacts →

Indirect evidence

“Researchers, don't let good research go to waste.”

Source: RevenueBase Database · checked Sep 22, 2026
11Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 22, 20261-103 contacts →

Indirect evidence

“Tagflow AI specializes in optimizing the fine-tuning of AI models, delivering faster, more cost-effective solutions that elevate model performance.”

Source: RevenueBase Database · checked Sep 22, 2026
12Partial evidenceCupertino, CA, United StatesHQ checked Sep 22, 202611-503 contacts →

Partial evidence

“QTIS AI is an applied Generative AI research company that builds models pioneering Medical, Healthcare, and Consumer Product innovations.”

Source: RevenueBase Database · checked Sep 22, 2026
13Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 22, 20261-103 contacts →

Indirect evidence

“Syntegra is unlocking the promise of real-world evidence by employing a groundbreaking machine learning model, the Syntegra Medical Mind, to enable low-burden access to…”

Source: RevenueBase Database · checked Sep 22, 2026
14Partial evidenceHingham, MA, United StatesHQ checked Sep 22, 202651-2002 contacts →

Partial evidence

“Edgecase is a data factory for A.I.”

Source: RevenueBase Database · checked Sep 22, 2026
15Strong evidenceLayton, UT, United StatesHQ checked Sep 22, 20261-102 contacts →

Strong evidence

“We help dev teams, students, researchers, healthcare organizations, and anyone else to create bulk, risk-free, realistic (but not real) synthetic healthcare data for dev, test…”

Source: RevenueBase Database · checked Sep 22, 2026
16Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 22, 20261-101 contacts →

Strong evidence

“Building the future of multimodal synthetic data.”

Source: RevenueBase Database · checked Sep 22, 2026
17Indirect evidenceFarmington, PA, United StatesHQ checked Sep 22, 20261-101 contacts →

Indirect evidence

“Simsara ™ Inc.”

Source: RevenueBase Database · checked Sep 22, 2026
18Strong evidenceBoulder, CO, United StatesHQ checked Sep 22, 20261-101 contacts →

Strong evidence

“The DBSnapper cloud platform streamlines the process of data generation and de-identification using synthetic data technologies.”

Source: RevenueBase Database · checked Sep 22, 2026

Showing 18 of 35 synthetic data generation companies based in the United States

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Synthetic data generation companies based in the United States at a glance

As of Sep 22, 2026
45.5%Verified-email coverage
7.7Average contacts per company
1-10Median size (employees)
28.6%Largest-city concentration · San Francisco
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
20
11-50
12
51-200
3

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 35 companies.

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 synthetic data generation 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 “synthetic data generation 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 synthetic data generation 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 synthetic data generation 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, 122 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 22, 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 synthetic data generation 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 synthetic data generation companies are there based in the United States?

RevenueBase identified 35 synthetic data generation 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?

tonic.ai, headquartered in San Francisco, tops this list with the largest team on record.

Which city has the most synthetic data generation companies?

San Francisco leads with 10 headquartered companies, followed by New York (3) and Boston (2).

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 122 verified decision-maker contacts tracked across these 35 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 22, 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.