Company lists · Data refreshed September 2026
Top 25 SaaS localization providers worldwide
RevenueBase identified 5,363 SaaS localization providers worldwide as of September 2026 and tracks 105,962 professional contacts across them, including 18,844 with verified work emails. The United States is the largest market and London the largest hub.
This list covers SaaS localization providers worldwide, 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. Country and city lists for SaaS localization providers follow the table.
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 SaaS localization providers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 10,750 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, 2026Thanks. The Data Team will review it. | |||||
| 2 | 8,706 contacts → | ||||
Indirect evidence “Lionbridge partners with brands to break barriers and build bridges all over the world.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 4,873 contacts → | ||||
Partial 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, 2026Thanks. The Data Team will review it. | |||||
| 4 | 2,391 contacts → | ||||
Indirect evidence “SDL is the intelligent language and content company.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 1,737 contacts → | ||||
Indirect evidence “Established in 1991, LSA’s mission is to help people and companies survive and thrive in a global environment.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 1,283 contacts → | ||||
Indirect evidence “Acolad is a global leader in content and language solutions.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 1,105 contacts → | ||||
Indirect evidence “As one of the largest language service providers globally, we utilise the greatest minds and boundary shattering technology to deliver phenomenal quality at scale to both our…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 896 contacts → | ||||
Indirect evidence “CCJK (Brand of MarsHub) is a globally known, ISO-certified language services provider that has become the industry leader after years of high-quality services.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 866 contacts → | ||||
Indirect evidence “At Seprotec Multilingual Solutions we help thousands of companies around the world to improve their sales by delivering content and facilitating communications in their customer’s…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 727 contacts → | ||||
Indirect evidence “Founded in 1989, VSI - Voice & Script International - has over 36 years of unrivalled expertise and success in all aspects of language versioning.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 663 contacts → | ||||
Indirect evidence “We have been helping some of the world’s most iconic brands to optimize their global commercial potential since 1997.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 617 contacts → | ||||
Indirect evidence “Multilingual Interpreters and Translators, a language service and business solutions Company based in Winter Haven, Florida.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 600 contacts → | ||||
Indirect evidence “Argos Multilingual provides global language and data solutions.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 562 contacts → | ||||
Indirect evidence “Make anything multilingual.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 554 contacts → | ||||
Indirect evidence “Hello, we’re Toppan Digital Language.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 553 contacts → | ||||
Indirect evidence “Multilingual Services & Language Asset Management Solutions Production caters high standard multilingual services to a large number of smaller and larger companies in a wide array…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 552 contacts → | ||||
Indirect evidence “Iyuno Media Group announced in March 2021 the completion of its acquisition of SDI Media.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 526 contacts → | ||||
Indirect evidence “Localize more with Alpha.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 514 contacts → | ||||
Indirect evidence “Gengo is a global provider of crowdsourced human translation at scale.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 487 contacts → | ||||
Indirect evidence “Unlock new worlds!” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 444 contacts → | ||||
Indirect evidence “Founded in LanguageWire is your trusted partner for connecting with global audiences.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 425 contacts → | ||||
Indirect evidence “Unbabel eliminates language barriers so that businesses can thrive across cultures and geographies.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 422 contacts → | ||||
Indirect evidence “Mars Translation is an ISO-certified translation service provider that boasts a global network of native translators proficient in over 230 languages and 25+ industries.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 417 contacts → | ||||
Indirect evidence “We are the daring language and technology company, who specialise in the art of media localisation.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 402 contacts → | ||||
Indirect evidence “CBG provides end-to-end language solutions and intelligent translation technology.” Source: RevenueBase Database · checked Sep 29, 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: SaaS localization providers. 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 SaaS localization providers.
- Partial evidence
- Its own public description names part of SaaS localization providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name SaaS localization providers. 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 5,363 SaaS localization providers worldwide
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SaaS localization providers worldwide at a glance
As of Sep 29, 2026Companies by employee count
Email recency is reported on each country list linked below.
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 SaaS localization providers, 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.
- Coverage
- Every country. Country and city lists for SaaS localization providers are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “SaaS localization providers”. 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 SaaS localization providers), 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 SaaS localization providers, and records with no verified work email.
- 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, 18,844 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.
SaaS localization providers by location
42 lists · largest firstEvery SaaS localization providers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- SaaS localization providers based in the United States647
- SaaS localization providers based in the United Kingdom367
- SaaS localization providers based in India304
- SaaS localization providers based in Spain262
- SaaS localization providers based in Germany215
- SaaS localization providers based in France193
- SaaS localization providers based in China182
- SaaS localization providers based in Italy163
- SaaS localization providers based in Egypt153
- SaaS localization providers based in Brazil149
- SaaS localization providers based in Canada116
- SaaS localization providers based in Argentina113
- SaaS localization providers based in the United Arab Emirates96
- SaaS localization providers based in Türkiye95
- SaaS localization providers based in the Netherlands85
- SaaS localization providers based in Poland74
- SaaS localization providers based in Belgium62
- SaaS localization providers based in Portugal60
- SaaS localization providers based in Japan47
- SaaS localization providers based in Mexico47
- SaaS localization providers based in Switzerland46
- SaaS localization providers based in Estonia35
- SaaS localization providers based in Austria32
- SaaS localization providers based in Ireland31
- SaaS localization providers based in Greece30
- SaaS localization providers based in Sweden29
- SaaS localization providers based in Vietnam29
- SaaS localization providers based in Denmark28
- SaaS localization providers based in Hong Kong28
- SaaS localization providers based in Israel28
- SaaS localization providers based in Latvia27
- SaaS localization providers based in Croatia26
- SaaS localization providers based in Hungary25
Cities
- SaaS localization providers based in London, United Kingdom159
- SaaS localization providers based in Barcelona, Spain65
- SaaS localization providers based in Madrid, Spain59
- SaaS localization providers based in New York, United States53
- SaaS localization providers based in Dubai, United Arab Emirates52
- SaaS localization providers based in New Delhi, India42
- SaaS localization providers based in Berlin, Germany40
- SaaS localization providers based in Paris, France34
- SaaS localization providers based in Tallinn, Estonia25
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 SaaS localization providers, 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 SaaS localization providers are there worldwide?
RevenueBase identified 5,363 SaaS localization providers worldwide 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 country has the most SaaS localization providers?
The United States leads with 647 companies, followed by the United Kingdom (367) and India (304). Every SaaS localization providers list by country and city is linked on this page.
Which city has the most SaaS localization providers?
London leads with 162 headquartered companies, followed by Barcelona (65) and Cairo (63).
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 18,844 verified decision-maker contacts tracked across these 5,363 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.