Company lists · Data refreshed September 2026

Top 25 Website internationalization platforms based in the United States

RevenueBase identified 190 website internationalization platforms headquartered in the United States as of September 2026 and tracks 30,326 professional contacts across them, including 6,801 with verified work emails. New York is the largest hub.

This list covers website internationalization platforms 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 29, 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 29, 2026 86% judged on-target in blind review
190Companies
30,326Contacts tracked
6,801Verified emails
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The 25 largest website internationalization platforms based in the United States

Ranked by team size
Top 25 of 190 website internationalization platforms based in the United States, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to website internationalization platforms: 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 evidenceNew York, NY, United StatesHQ checked Sep 29, 20265,001-10,00010,750 contacts →

Indirect evidence

“TransPerfect helps organizations streamline global operations through language and AI solutions, advanced automation, and enterprise-grade technology integrations.”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidenceWaltham, MA, United StatesHQ checked Sep 29, 20265,001-10,0008,706 contacts →

Indirect evidence

“Lionbridge partners with brands to break barriers and build bridges all over the world.”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidenceNew York, NY, United StatesHQ checked Sep 29, 20261,001-5,0004,873 contacts →

Indirect evidence

“Welocalize, a Welo Global brand, serves localization teams through AI-enabled multilingual content solutions that enable enterprises to operate and scale globally.”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceSan Francisco, United StatesHQ checked Sep 29, 2026201-500562 contacts →

Indirect evidence

“Make anything multilingual.”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 2026201-500425 contacts →

Indirect evidence

“Unbabel eliminates language barriers so that businesses can thrive across cultures and geographies.”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceAustin, TX, United StatesHQ checked Sep 29, 202651-200325 contacts →

Indirect evidence

“Boostlingo is a language services software and technology company based in Austin, Texas.”

Source: RevenueBase Database · checked Sep 29, 2026
7Indirect evidenceBoston, MA, United StatesHQ checked Sep 29, 202651-200313 contacts →

Indirect evidence

“Acclaro is a content intelligence solutions business, helping brands communicate with purpose, precision, and global impact.”

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidenceOverland Park, United StatesHQ checked Sep 29, 2026n/a308 contacts →

Indirect evidence

“Visit Propio-LS.com”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceDover, DE, United StatesHQ checked Sep 29, 2026201-500229 contacts →

Indirect evidence

“Lokalise is the most loved and trusted localization tool – partnering with over companies globally across product, engineering, marketing, content and design teams.”

Source: RevenueBase Database · checked Sep 29, 2026
10Indirect evidenceBoston, MA, United StatesHQ checked Sep 29, 2026n/a201 contacts →

Indirect 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 29, 2026
11Indirect evidenceNew York, NY, United StatesHQ checked Sep 29, 20261,001-5,000143 contacts →

Indirect evidence

“Translations.com is the world’s leading provider of technology and language solutions to power global digital initiatives.”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceAlexandria, VA, United StatesHQ checked Sep 29, 202651-200140 contacts →

Indirect evidence

“Alconost handles every aspect of localization-from translation and cultural adaptation to continuous multilingual content updates and engineering-allowing you to focus on your top…”

Source: RevenueBase Database · checked Sep 29, 2026
13Partial evidenceCoconut Creek, FL, United StatesHQ checked Sep 29, 2026201-500135 contacts →

Partial evidence

“MotionPoint is an AI-Driven Website Translation and Localization Technology company under our parent company MarketFully.”

Source: RevenueBase Database · checked Sep 29, 2026
14Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 29, 2026201-500121 contacts →

Indirect evidence

“AWATERA is a global language technology partner and service provider.”

Source: RevenueBase Database · checked Sep 29, 2026
15Indirect evidenceLafayette, CA, United StatesHQ checked Sep 29, 202611-5099 contacts →

Indirect evidence

“Bureau Works is cutting edge translation software that helps its users translate at greater speeds and with an increased sense of authorship.”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceAlexandria, VA, United StatesHQ checked Sep 29, 202651-20094 contacts →

Indirect evidence

“For over 20 years, Palex has empowered software, multimedia, e-learning, and medical device companies with world-class translation and localization solutions.”

Source: RevenueBase Database · checked Sep 29, 2026
17Indirect evidenceSpringfield, VA, United StatesHQ checked Sep 29, 202611-5091 contacts →

Indirect evidence

“Idea Translations is a professional translation company created by a group of multilingual professionals.”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceMinneapolis, United StatesHQ checked Sep 29, 202611-5089 contacts →

Indirect evidence

“Prisma is a provider of enterprise technology and language solutions.”

Source: RevenueBase Database · checked Sep 29, 2026
19Indirect evidenceBerkeley, CA, United StatesHQ checked Sep 29, 202651-20088 contacts →

Indirect evidence

“Intento automates translation for global companies using AI agents.”

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidenceAtlanta, GA, United StatesHQ checked Sep 29, 202651-20077 contacts →

Indirect evidence

“Translate.One offers innovative language and technology solutions for corporations worldwide.”

Source: RevenueBase Database · checked Sep 29, 2026
21Partial evidenceFort Worth, TX, United StatesHQ checked Sep 29, 202651-20068 contacts →

Partial evidence

“Lango is a language platform and marketplace connecting clients across healthcare, education, government, legal and non-profits with human and AI language solutions.”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceCoral Gables, FL, United StatesHQ checked Sep 29, 202651-20065 contacts →

Indirect evidence

“Global Translation, Audio-Localization & Web-design Solutions.”

Source: RevenueBase Database · checked Sep 29, 2026
23Partial evidenceCheyenne, WY, United StatesHQ checked Sep 29, 202651-20064 contacts →

Partial evidence

“Language IO is the enterprise translation platform built to power real, accurate, brand-specific conversations at scale.”

Source: RevenueBase Database · checked Sep 29, 2026
24Indirect evidenceMountain View, CA, United StatesHQ checked Sep 29, 2026201-50064 contacts →

Indirect evidence

“Over one billion people worldwide benefit from SimulTrans’ translations.”

Source: RevenueBase Database · checked Sep 29, 2026
25Indirect evidenceSanta Clara, CA, United StatesHQ checked Sep 29, 20261,001-5,00061 contacts →

Indirect evidence

“Language could be a barrier, we make it a facility Future Group Translation Services was founded in 1994 and in a few years the company became one of the largest global…”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 190 website internationalization platforms based in the United States

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Website internationalization platforms based in the United States at a glance

As of Sep 29, 2026
22.4%Verified-email coverage
159.6Average contacts per company
11-50Median size (employees)
9.5%Largest-city concentration · New York
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
62
11-50
75
51-200
36
201-500
9
1,001-5,000
4
5,001-10,000
2
10001+
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 190 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 website internationalization platforms, 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 “website internationalization platforms”. 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 website internationalization platforms), 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 website internationalization platforms, 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, 6,801 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 29, 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 website internationalization platforms, 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 website internationalization platforms are there based in the United States?

RevenueBase identified 190 website internationalization platforms 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?

Transperfect, headquartered in New York, tops this list with the largest team on record.

Which city has the most website internationalization platforms?

New York leads with 18 headquartered companies, followed by San Francisco (9) and Atlanta (6).

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 6,801 verified decision-maker contacts tracked across these 190 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 29, 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.