Company lists · Data refreshed September 2026
Top 23 Localization quality assurance companies based in the United Kingdom
RevenueBase identified 146 company matches for localization quality assurance companies associated with the United Kingdom as of September 2026 and tracks 5,180 professional contacts across them, including 1,465 with verified work emails. London is the largest hub.
This list covers company matches for localization quality assurance companies associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 23 largest localization quality assurance companies based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 727 contacts → | ||||
Exact match “Founded in 1989, VSI - Voice & Script International - has over 36 years of unrivalled expertise and success in all aspects of language versioning.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 2 | 554 contacts → | ||||
Exact match “Hello, we’re Toppan Digital Language.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 3 | 428 contacts → | ||||
Exact match “Universally Speaking is a trusted global outsourcing partner to the games industry, specialising in QA, Localisation, Audio, and Customer Support.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 4 | 161 contacts → | ||||
Exact match “INLINGO was founded in 2012.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 5 | 130 contacts → | ||||
Exact match “We know a one-size-fits all approach doesn’t work for global companies that need to release huge volumes of content across multiple languages, markets and channels - fast.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 6 | 96 contacts → | ||||
Exact match “PoliLingua is a full-service language service provider headquartered in London, United Kingdom, with presence in US, Moldova, France, Germany, Spain.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 7 | 76 contacts → | ||||
Exact match “Transladiem is a language service provider with a human face.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 8 | 73 contacts → | ||||
Exact match “One Global is a leading language and localization company based in Leeds working with clients from all over the world.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 9 | 62 contacts → | ||||
Exact match “We are a centralised language service hub specially developed for e-learning and multimedia content.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 10 | 59 contacts → | ||||
Exact match “Transcom Global is an ISO 9001:2015 and ISO 17100:2015 certified provider of translation, localization and QA services for the global life science industry.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 11 | 56 contacts → | ||||
Exact match “Indulge in expert insight translations.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 12 | 56 contacts → | ||||
Exact match “Our international reputation, over professional localised translators and superior customer service make Absolute Translations a reliable choice.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 13 | 54 contacts → | ||||
Exact match “Founded by passionate industry veterans in 2016, el turco is a vibrant, innovative player in the localization field, revered for its exceptional services.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 14 | 47 contacts → | ||||
Exact match “Founded in 2006, Wolfestone is a trusted UK-based language service provider, helping organisations communicate accurately, securely and confidently across 220+ language pairs.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 15 | 44 contacts → | ||||
Exact match “We are more than a Language Service Provider.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 16 | 43 contacts → | ||||
Exact match “eLanguageWorld is your trusted language service provider for all your Indian & Southeast Asian languages requirements.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 17 | 41 contacts → | ||||
Exact match “3di has delivered outsourced technical writing, translation and localization services to global companies and technology businesses for 20 years.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 18 | 37 contacts → | ||||
Exact match “At Kudos QA, we are committed to delivering top-tier software and gaming quality assurance, ensuring optimal performance, reliability, and user satisfaction across diverse…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 19 | 30 contacts → | ||||
Exact match “Gobavo is a leading media localization company, offering expert dubbing, subtitling, and translation services in Turkish, Arabic, LATAM Spanish, English, Urdu, and Russian.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 20 | 25 contacts → | ||||
Exact match “Translate By Humans is a Language Services Provider (LSP) headquartered in London, United Kingdom.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 21 | 19 contacts → | ||||
Exact match “GoLocalise is based in South London UK and brings together, under one roof, committed professional translators and voice over artists from around the world.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 22 | 17 contacts → | ||||
Exact match “Media localisation at scale.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 23 | 16 contacts → | ||||
Exact match “Translators Family helps organisations communicate clearly across languages when accuracy, trust and smooth delivery matter.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “localization quality assurance companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 23 of 146 localization quality assurance companies based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 1,465 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Localization quality assurance companies based in the United Kingdom at a glance
As of Sep 20, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 146 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with the United Kingdom whose business descriptions match “localization quality assurance companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- 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 displayed company carries at least one verified work email. RevenueBase tracks 1,465 professional contacts with verified work emails across the full matched dataset. 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 20, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “localization quality assurance companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many localization quality assurance companies are there based in the United Kingdom?
RevenueBase identified 146 company matches for localization quality assurance companies associated with the United Kingdom as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
VSI Voice & Script International tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most localization quality assurance companies?
London leads with 62 company records, followed by Manchester (7) and Leeds (3).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,465 professional contacts with verified work emails tracked across these 146 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 146 localization quality assurance companies based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Localization quality assurance companies by geography
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- Localization quality assurance companies based in India
- Localization quality assurance companies based in Italy
- Localization quality assurance companies based in Japan
- Localization quality assurance companies based in Poland
- Localization quality assurance companies based in Spain
- Localization quality assurance companies based in Türkiye
- Localization quality assurance companies based in the United Arab Emirates
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 SmartSearch, 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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Company intelligence · public preview
Top 23 localization quality assurance companies based in the United Kingdom
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 146 matching company records for localization quality assurance companies based in the United Kingdom, with 5,180 tracked contacts and 1,465 verified work emails.
This public preview shows 23 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 23 localization quality assurance companies based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 727 contacts → |
“Founded in 1989, VSI - Voice & Script International - has over 36 years of unrivalled expertise and success in all aspects of language versioning.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Toppan Digital Languagetoppandigital.comHQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 554 contacts → |
“Hello, we’re Toppan Digital Language.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Universally Speakingusspeaking.comHQ: Wyboston, United KingdomReported employees: 201-500 | Wyboston, United Kingdom | 201-500 | Exact match | 428 contacts → |
“Universally Speaking is a trusted global outsourcing partner to the games industry, specialising in QA, Localisation, Audio, and Customer Support.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Inlingo Gamedev Outsourcing Studioinlingogames.comHQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 161 contacts → |
“INLINGO was founded in 2012.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Lingo24lingo24.comHQ: Edinburgh, United KingdomReported employees: 51-200 | Edinburgh, United Kingdom | 51-200 | Exact match | 130 contacts → |
“We know a one-size-fits all approach doesn’t work for global companies that need to release huge volumes of content across multiple languages, markets and channels - fast.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  polilingua.compolilingua.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 96 contacts → |
“PoliLingua is a full-service language service provider headquartered in London, United Kingdom, with presence in US, Moldova, France, Germany, Spain.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Transladiemtransladiem.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 76 contacts → |
“Transladiem is a language service provider with a human face.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  ONE Global Solutionsone-global.comHQ: Leeds, United KingdomReported employees: 11-50 | Leeds, United Kingdom | 11-50 | Exact match | 73 contacts → |
“One Global is a leading language and localization company based in Leeds working with clients from all over the world.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Wordmindswordminds.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 62 contacts → |
“We are a centralised language service hub specially developed for e-learning and multimedia content.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Transcom Global LTDtran-s.comHQ: Manchester, United KingdomReported employees: 201-500 | Manchester, United Kingdom | 201-500 | Exact match | 59 contacts → |
“Transcom Global is an ISO 9001:2015 and ISO 17100:2015 certified provider of translation, localization and QA services for the global life science industry.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Empower Translateempowertranslate.comHQ: Chepstow, United KingdomReported employees: 11-50 | Chepstow, United Kingdom | 11-50 | Exact match | 56 contacts → |
“Indulge in expert insight translations.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Absolute Translations LTDabsolutetranslations.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 56 contacts → |
“Our international reputation, over professional localised translators and superior customer service make Absolute Translations a reliable choice.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  EL Turcoeltur.coHQ: London, United KingdomReported employees: Not recorded | London, United Kingdom | Not recorded | Exact match | 54 contacts → |
“Founded by passionate industry veterans in 2016, el turco is a vibrant, innovative player in the localization field, revered for its exceptional services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Wolfestone UKwolfestone.co.ukHQ: Swansea, United KingdomReported employees: 11-50 | Swansea, United Kingdom | 11-50 | Exact match | 47 contacts → |
“Founded in 2006, Wolfestone is a trusted UK-based language service provider, helping organisations communicate accurately, securely and confidently across 220+ language pairs.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Ultimate Languages LTDultimatelanguages.comHQ: Harrogate, United KingdomReported employees: 11-50 | Harrogate, United Kingdom | 11-50 | Exact match | 44 contacts → |
“We are more than a Language Service Provider.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Elanguageworldelanguageworld.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 43 contacts → |
“eLanguageWorld is your trusted language service provider for all your Indian & Southeast Asian languages requirements.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  3di Information Solutions LTD3di-info.comHQ: Woking, United KingdomReported employees: 11-50 | Woking, United Kingdom | 11-50 | Exact match | 41 contacts → |
“3di has delivered outsourced technical writing, translation and localization services to global companies and technology businesses for 20 years.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Kudos Games Serviceskudosqa.comHQ: Doncaster, United KingdomReported employees: 51-200 | Doncaster, United Kingdom | 51-200 | Exact match | 37 contacts → |
“At Kudos QA, we are committed to delivering top-tier software and gaming quality assurance, ensuring optimal performance, reliability, and user satisfaction across diverse…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Gobavogobavo.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 30 contacts → |
“Gobavo is a leading media localization company, offering expert dubbing, subtitling, and translation services in Turkish, Arabic, LATAM Spanish, English, Urdu, and Russian.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Translate By Humanstranslatebyhumans.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 25 contacts → |
“Translate By Humans is a Language Services Provider (LSP) headquartered in London, United Kingdom.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Golocalisegolocalise.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 19 contacts → |
“GoLocalise is based in South London UK and brings together, under one roof, committed professional translators and voice over artists from around the world.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Captionhubcaptionhub.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 17 contacts → |
“Media localisation at scale.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Translators Familytranslatorsfamily.comHQ: Edinburgh, United KingdomReported employees: 1-10 | Edinburgh, United Kingdom | 1-10 | Exact match | 16 contacts → |
“Translators Family helps organisations communicate clearly across languages when accuracy, trust and smooth delivery matter.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 23 of 146 company matches
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Localization quality assurance companies: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
144 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 146 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for localization quality assurance companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many localization quality assurance companies did RevenueBase find based in the United Kingdom?
The saved snapshot records 146 matching company records, 5,180 tracked contacts and 1,465 verified emails. The public preview displays 23 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Localization quality assurance companies by geography
- Localization quality assurance companies based in Argentina
- Localization quality assurance companies based in Brazil
- Localization quality assurance companies based in Canada
- Localization quality assurance companies based in France
- Localization quality assurance companies based in Germany
- Localization quality assurance companies based in India
- Localization quality assurance companies based in Italy
- Localization quality assurance companies based in Japan
- Localization quality assurance companies based in Poland
- Localization quality assurance companies based in Spain
- Localization quality assurance companies based in Türkiye
- Localization quality assurance companies based in the United Arab Emirates
Cite this list
RevenueBase Data Team. Top 23 localization quality assurance companies based in the United Kingdom. Snapshot: September 20, 2026. https://revenuebase.ai/companies/localization-quality-assurance-companies/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Localization quality assurance companies based in Argentina
- Localization quality assurance companies based in Brazil
- Localization quality assurance companies based in Canada
- Localization quality assurance companies based in France
- Localization quality assurance companies based in Germany
- Localization quality assurance companies based in India
Company intelligence · public preview
Top 23 localization quality assurance companies based in the United Kingdom
RevenueBase records 146 matching company records for localization quality assurance companies based in the United Kingdom, with 5,180 tracked contacts and 1,465 verified work emails.
This public preview shows 23 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 23 localization quality assurance companies based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 727 contacts → |
“Founded in 1989, VSI - Voice & Script International - has over 36 years of unrivalled expertise and success in all aspects of language versioning.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Toppan Digital Languagetoppandigital.com HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 554 contacts → |
“Hello, we’re Toppan Digital Language.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Universally Speakingusspeaking.com HQ: Wyboston, United KingdomReported employees: 201-500 | Wyboston, United Kingdom | 201-500 | Exact match | 428 contacts → |
“Universally Speaking is a trusted global outsourcing partner to the games industry, specialising in QA, Localisation, Audio, and Customer Support.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Inlingo Gamedev Outsourcing Studioinlingogames.com HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 161 contacts → |
“INLINGO was founded in 2012.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Lingo24lingo24.com HQ: Edinburgh, United KingdomReported employees: 51-200 | Edinburgh, United Kingdom | 51-200 | Exact match | 130 contacts → |
“We know a one-size-fits all approach doesn’t work for global companies that need to release huge volumes of content across multiple languages, markets and channels - fast.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | polilingua.compolilingua.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 96 contacts → |
“PoliLingua is a full-service language service provider headquartered in London, United Kingdom, with presence in US, Moldova, France, Germany, Spain.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Transladiemtransladiem.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 76 contacts → |
“Transladiem is a language service provider with a human face.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | ONE Global Solutionsone-global.com HQ: Leeds, United KingdomReported employees: 11-50 | Leeds, United Kingdom | 11-50 | Exact match | 73 contacts → |
“One Global is a leading language and localization company based in Leeds working with clients from all over the world.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Wordmindswordminds.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 62 contacts → |
“We are a centralised language service hub specially developed for e-learning and multimedia content.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Transcom Global LTDtran-s.com HQ: Manchester, United KingdomReported employees: 201-500 | Manchester, United Kingdom | 201-500 | Exact match | 59 contacts → |
“Transcom Global is an ISO 9001:2015 and ISO 17100:2015 certified provider of translation, localization and QA services for the global life science industry.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Empower Translateempowertranslate.com HQ: Chepstow, United KingdomReported employees: 11-50 | Chepstow, United Kingdom | 11-50 | Exact match | 56 contacts → |
“Indulge in expert insight translations.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Absolute Translations LTDabsolutetranslations.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 56 contacts → |
“Our international reputation, over professional localised translators and superior customer service make Absolute Translations a reliable choice.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | EL Turcoeltur.co HQ: London, United KingdomReported employees: Not recorded | London, United Kingdom | Not recorded | Exact match | 54 contacts → |
“Founded by passionate industry veterans in 2016, el turco is a vibrant, innovative player in the localization field, revered for its exceptional services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Wolfestone UKwolfestone.co.uk HQ: Swansea, United KingdomReported employees: 11-50 | Swansea, United Kingdom | 11-50 | Exact match | 47 contacts → |
“Founded in 2006, Wolfestone is a trusted UK-based language service provider, helping organisations communicate accurately, securely and confidently across 220+ language pairs.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Ultimate Languages LTDultimatelanguages.com HQ: Harrogate, United KingdomReported employees: 11-50 | Harrogate, United Kingdom | 11-50 | Exact match | 44 contacts → |
“We are more than a Language Service Provider.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Elanguageworldelanguageworld.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 43 contacts → |
“eLanguageWorld is your trusted language service provider for all your Indian & Southeast Asian languages requirements.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | 3di Information Solutions LTD3di-info.com HQ: Woking, United KingdomReported employees: 11-50 | Woking, United Kingdom | 11-50 | Exact match | 41 contacts → |
“3di has delivered outsourced technical writing, translation and localization services to global companies and technology businesses for 20 years.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Kudos Games Serviceskudosqa.com HQ: Doncaster, United KingdomReported employees: 51-200 | Doncaster, United Kingdom | 51-200 | Exact match | 37 contacts → |
“At Kudos QA, we are committed to delivering top-tier software and gaming quality assurance, ensuring optimal performance, reliability, and user satisfaction across diverse…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Gobavogobavo.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 30 contacts → |
“Gobavo is a leading media localization company, offering expert dubbing, subtitling, and translation services in Turkish, Arabic, LATAM Spanish, English, Urdu, and Russian.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Translate By Humanstranslatebyhumans.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 25 contacts → |
“Translate By Humans is a Language Services Provider (LSP) headquartered in London, United Kingdom.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Golocalisegolocalise.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 19 contacts → |
“GoLocalise is based in South London UK and brings together, under one roof, committed professional translators and voice over artists from around the world.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Captionhubcaptionhub.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 17 contacts → |
“Media localisation at scale.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Translators Familytranslatorsfamily.com HQ: Edinburgh, United KingdomReported employees: 1-10 | Edinburgh, United Kingdom | 1-10 | Exact match | 16 contacts → |
“Translators Family helps organisations communicate clearly across languages when accuracy, trust and smooth delivery matter.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 23 of 146 company matches
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Localization quality assurance companies: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
144 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 146 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for localization quality assurance companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many localization quality assurance companies did RevenueBase find based in the United Kingdom?
The saved snapshot records 146 matching company records, 5,180 tracked contacts and 1,465 verified emails. The public preview displays 23 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 23 localization quality assurance companies based in the United Kingdom. Snapshot: September 20, 2026. https://revenuebase.ai/companies/localization-quality-assurance-companies/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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