Company lists · Data refreshed September 2026
Top 25 AI subtitle generation companies based in the United States
RevenueBase identified 78 AI subtitle generation companies headquartered in the United States as of September 2026 and tracks 3,450 professional contacts across them, including 356 with verified work emails. New York is the largest hub.
This list covers AI subtitle 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 19, 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.
The 25 largest AI subtitle generation companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 309 contacts → | ||||
Indirect evidence “With more than 35 years of experience, VITAC, a Verbit company, is a full-service captioning and communications accessibility company, and North America’s largest provider of live…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 201 contacts → | ||||
Partial evidence “Building a new path at the intersection of non-profit and tech, Amara Translation, Captioning and Subtitling delivers an innovative approach to making media content accessible…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 134 contacts → | ||||
Indirect evidence “The history of closed captioning is inextricably linked with NCI, the nonprofit corporation created in 1979 to provide the option of television access to deaf and hard-of-hearing…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 114 contacts → | ||||
Partial evidence “Speechpad: Communication and SEO Made Easy Transcription, Translation, Captioning If your business - or job - requires lead generation, you know that content is king.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 90 contacts → | ||||
Partial evidence “We are a company with+25 years of experience in closed captioning and subtitling, translation, and transcription of diverse types of content.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 81 contacts → | ||||
Indirect evidence “With Wordly, nobody misses a word.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 73 contacts → | ||||
Indirect evidence “We want to radically improve how we humans communicate with each other.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 62 contacts → | ||||
Partial evidence “Echo Labs is a San Francisco-based AI research lab focused on reducing the cost of accessibility.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 51 contacts → | ||||
Indirect evidence “NOTE: Captionmax was acquired by 3Play Media in early 2022 and rebranded as 3Play Media in September of 2022.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 39 contacts → | ||||
Indirect evidence “Dotsub provides technology and services to add captions and voiceovers into online video in any language.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 33 contacts → | ||||
Indirect evidence “At Aberdeen Broadcast Services, we make media accessible.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 32 contacts → | ||||
Indirect evidence “Link Electronics builds accessibility technology to provide access to various modes of video and audio communication.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 28 contacts → | ||||
Indirect evidence “Unlock Your Global Audience: Translate your videos into 125+ foreign languages by automatically: transcribing, translating, and voicing over your files in seconds.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 25 contacts → | ||||
Indirect evidence “XL8 was founded in 2019 by technical executives from Google and Apple, both with an advanced degree in Computer Science from Columbia University.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 24 contacts → | ||||
Partial evidence “CMG collaborates with leading TV networks and production companies, providing seamless closed captioning, subtitling, and audio description (AD) services.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 22 contacts → | ||||
Strong evidence “SyncWords is a professional cloud-based software solution that includes live translation with foreign subtitling, and AI voice dubbing in real time, automatic transcription, and…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 19 contacts → | ||||
Partial evidence “Digital Media Lab specializing in Closed Captioning/Subtitles, Conforming, English and Foreign Languages, Audio Description, Forced Narratives, translations, and more.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 15 contacts → | ||||
Indirect evidence “Participatory Culture Foundation (PCF) is a unique nonprofit organization forging an innovative path at the intersection of nonprofit and tech.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 13 contacts → | ||||
Indirect evidence “EEG Video is a forward-looking video technology company with a focus on innovative cloud workflow products for closed captioning, accessibility, and metadata processing…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 10 contacts → | ||||
Strong evidence “Exemplary AI is an all-in-one content creation tool, that integrates AI-powered multilingual transcription, translation, and content generation into a single platform.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 9 contacts → | ||||
Indirect evidence “Sonix has been independently reviewed as the most accurate automated transcription service.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 8 contacts → | ||||
Indirect evidence “TypeWell develops software used by professional transcribers to provide communication access.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 6 contacts → | ||||
Indirect evidence “Talking Type Captions provides closed captioning services to various television networks, production and post production companies.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 4 contacts → | ||||
Indirect evidence “Work with ECS to create beautiful captions that speak to your audience and stay within your budget Our Services: Transcription - A verbatim transcript with 99% accuracy provides…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 4 contacts → | ||||
Partial evidence “Collaborative, browser-based video editing for video pros, enabled by AI transcription and translation.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: AI subtitle generation companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names AI subtitle generation companies.
- Partial evidence
- Its own public description names part of AI subtitle generation companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name AI subtitle generation companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 78 AI subtitle generation companies based in the United States
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AI subtitle generation companies based in the United States at a glance
As of Sep 19, 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 78 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 AI subtitle 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 “AI subtitle 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 AI subtitle 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 AI subtitle 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, 356 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 19, 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 subtitle 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 AI subtitle generation companies are there based in the United States?
RevenueBase identified 78 AI subtitle 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?
Vitac, A Verbit Company, headquartered in Greenwood Village, tops this list with the largest team on record.
Which city has the most AI subtitle generation companies?
New York leads with 9 headquartered companies, followed by San Francisco (8) and Boston (3).
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 356 verified decision-maker contacts tracked across these 78 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 19, 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.
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