Company lists · Data refreshed September 2026
Top 25 Foreign language service providers based in Spain
RevenueBase identified 824 foreign language service providers headquartered in Spain as of September 2026 and tracks 7,371 professional contacts across them, including 599 with verified work emails. Madrid is the largest hub.
This list covers foreign language service providers headquartered in Spain, 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 20, 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 foreign language service providers based in Spain
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 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 20, 2026Thanks. The Data Team will review it. | |||||
| 2 | 259 contacts → | ||||
Indirect evidence “We are now TransPerfect Media Spain!” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 3 | 169 contacts → | ||||
Indirect evidence “Con más de 45 años de experiencia, TISA, Traducciones e Intérpretes S.A.L.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 4 | 163 contacts → | ||||
Partial evidence “The MondragonLingua Group is the leading language services company in the Basque Country, and one of the largest in Spain.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 5 | 149 contacts → | ||||
Partial evidence “Linguaserve is a company providing cutting-edge translation, language services and multilingual solutions.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 6 | 149 contacts → | ||||
Indirect evidence “Loki is a game localization agency that always existed exclusively in the virtual space.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 7 | 128 contacts → | ||||
Indirect evidence “Localsoft is a world-class, one-stop localization service provider with more than 30 years of experience in localizations.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 8 | 101 contacts → | ||||
Indirect evidence “Oxford House se fundó en 1998 y desde entonces se ha convertido en una de los principales compañías que ofrece cursos de idiomas y servicios lingüísticos para empresas y…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 9 | 96 contacts → | ||||
Indirect evidence “iDISC is your premier partner for global communication solutions.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 10 | 89 contacts → | ||||
Indirect evidence “ATLS is the strategic partner that drives business expansion into international markets, combining advanced technology, content localization, and multilingual digital marketing.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 11 | 80 contacts → | ||||
Partial evidence “SAT language consultants ofrece una extensa gama de servicios en el área de los idiomas, con el objetivo de formar, inspirar y aconsejar a nuestros clientes para contribuir a su…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 12 | 68 contacts → | ||||
Indirect evidence “Voze es un servicio que te permite acceder a un intérprete en 10 idiomas las 24h del día desde cualquier lugar del mundo.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 13 | 64 contacts → | ||||
Partial evidence “At Blarlo, we work with an international network of native, industry-specialized translators who ensure accuracy, quality, and a natural tone in every language.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 14 | 64 contacts → | ||||
Partial evidence “CPSL helps companies all over the world to communicate with existing and potential customers in their own language.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 15 | 60 contacts → | ||||
Indirect evidence “We are Perfect Sound, the last independent localization vendor in Spain.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 16 | 59 contacts → | ||||
Partial evidence “With over 20 years of experience, we have localized more than products into different languages for leading publishers and developers in the video game industry.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 17 | 57 contacts → | ||||
Partial evidence “Our company offers language solutions as flexible and unique as our clients.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 18 | 55 contacts → | ||||
Indirect evidence “Word Works: Your Partner in Global Project Management At Word Works, we specialize in international Project Management with expertise in translation, interpreting, software…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 19 | 52 contacts → | ||||
Indirect evidence “Bbo Subtitulado was set up in 2012, when Begoña Ballester-O decided to set out on her professional career at her own risk.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 20 | 51 contacts → | ||||
Indirect evidence “INTERPRET works with experts in different fields to provide its over-the-phone interpreters with administrative, financial, medical and legal training and terminology, among many…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 21 | 44 contacts → | ||||
Indirect evidence “VeraContent is a leading multilingual content agency in Europe that helps brands and publishers send the right message to audiences around the world.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 22 | 44 contacts → | ||||
Indirect evidence “Translation Agency, Madrid.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 23 | 42 contacts → | ||||
Indirect evidence “AULA INTERCULTURAL SL is a company based out of Calle Estrecho de Mesina, 13, Madrid, Spain.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 24 | 41 contacts → | ||||
Partial evidence “Matiz provides highly specialized translation services, including editing, proofreading, and interpreting in meetings and conferences in more than 25 languages.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 25 | 39 contacts → | ||||
Indirect evidence “En Okodia ayudamos a las empresas a comunicarse con seguridad, coherencia y sentido en cualquier idioma.” Source: RevenueBase Database · checked Sep 20, 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: foreign language service 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 foreign language service providers.
- Partial evidence
- Its own public description names part of foreign language service providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name foreign language service 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 824 foreign language service providers based in Spain
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Foreign language service providers based in Spain at a glance
As of Sep 20, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Spain, so it is reported there. Company counts and contact totals on this page are exact for Spain, over 824 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 foreign language service 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.
- What qualifies
- Companies headquartered in Spain whose own description of what they do matches “foreign language service 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 foreign language service 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 foreign language service providers, and records with no verified work email. Companies headquartered outside Spain 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, 599 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 20, 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.
Foreign language service providers by metro
- Foreign language service providers in Madrid200
- Foreign language service providers in Barcelona164
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 foreign language service 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 foreign language service providers are there based in Spain?
RevenueBase identified 824 foreign language service providers headquartered in Spain 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?
Seprotec Multilingual Solutions, headquartered in Madrid, tops this list with the largest team on record.
Which city has the most foreign language service providers?
Madrid leads with 200 headquartered companies, followed by Barcelona (164) and Sevilla (24).
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 599 verified decision-maker contacts tracked across these 824 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 20, 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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