Company lists · Data refreshed November 2026

Top 25 Immersive language learning developers worldwide

RevenueBase identified 4,481 company matches for immersive language learning developers worldwide as of November 2026 and tracks 105,687 professional contacts across them, including 5,989 with verified work emails. Brazil is the largest market and Sao Paulo the largest hub.

This list covers company matches for immersive language learning developers worldwide, 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 November 6, 2026. Country and city lists for immersive language learning developers follow the table.

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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
4,481Companies
105,687Contacts tracked
5,989Verified emails
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The 25 largest immersive language learning developers worldwide

Ranked by team size
Top 25 of 4,481 company matches for immersive language learning developers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBrookline, MA, United StatesHQ recorded Nov 6, 2026n/a13,909 contacts →

Exact match

“We power people’s progress.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202610001+8,011 contacts →

Exact match

“VIPKid is a global education technology company that connects children with the world’s best teachers for real-time online English immersion learning.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchPhilippinesHQ recorded Nov 6, 2026n/a6,914 contacts →

Exact match

“51Talk Online Education Group (NYSE: COE) is a global online education platform with core expertise in online English education.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBarcelona, SpainHQ recorded Nov 6, 20261,001-5,0004,553 contacts →

Exact match

“We are Wall Street English, the premier provider of English language instruction for individuals and corporate clients around the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMadrid, SpainHQ recorded Nov 6, 2026n/a3,547 contacts →

Exact match

“What We Do italki is the global language learning marketplace that brings students and teachers together for 1-on-1 and Group-class online language lessons.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchManresa, SpainHQ recorded Nov 6, 20261,001-5,0003,193 contacts →

Exact match

“Desde 2003, Kids & Us ha revolucionado la manera en que los niños y niñas aprenden inglés, apostando por el proceso de aprendizaje natural y empoderando al alumnado para que…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchPrinceton, NJ, United StatesHQ recorded Nov 6, 20265,001-10,0002,602 contacts →

Exact match

“Berlitz Corporation is a world-leading language and cultural training provider with over 140 years of experience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchAglandjia, CyprusHQ recorded Nov 6, 20261,001-5,0002,482 contacts →

Exact match

“Skyeng is the leading EdTech company in Eastern Europe, where we believe new technology can and should be a force for transformation in education as well as contribute to a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPittsburgh, PA, United StatesHQ recorded Nov 6, 2026501-1,0001,944 contacts →

Exact match

“Duolingo is the most downloaded education app in the history of the App Store.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSeoul, South KoreaHQ recorded Nov 6, 202610001+1,748 contacts →

Exact match

“With engaging 1-on-1 language lessons and materials based on our students' needs and interests, Engoo brings people together and helps them understand one another through the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBrazilHQ recorded Nov 6, 202610001+1,685 contacts →

Exact match

“A partir de uma simples escola iniciou-se a construção de uma grandiosa rede de ensino, que já atravessou as fronteiras do nosso país.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-5001,332 contacts →

Exact match

“Novakid is a leading online English learning platform for young learners, and one of the fastest-growing EdTech companies globally.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchCity, TaiwanHQ recorded Nov 6, 2026201-5001,132 contacts →

Exact match

“TutorABC is the world’s number one online platform for learning English and Chinese.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBerlin, GermanyHQ recorded Nov 6, 2026501-1,0001,004 contacts →

Exact match

“Driven by the purpose of creating mutual understanding through language, Babbel has been building digital language learning products for consumers and businesses since 2007.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchMiami, United StatesHQ recorded Nov 6, 2026501-1,000929 contacts →

Exact match

“Sé parte de nuestra gran familia políglota.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchWarsaw, PolandHQ recorded Nov 6, 2026n/a897 contacts →

Exact match

“Tutlo to najszybciej rozwijająca się platforma do nauki języka angielskiego w Polsce.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchArlington, VA, United StatesHQ recorded Nov 6, 20261,001-5,000649 contacts →

Exact match

“We transform how the world learns languages.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSingaporeHQ recorded Nov 6, 20261,001-5,000642 contacts →

Exact match

“LingoAce is an award-winning global education technology company on a mission to nurture confident, globally minded learners through top-notch teachers empowered by technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchGuadalajara, MexicoHQ recorded Nov 6, 202610001+629 contacts →

Exact match

“Somos un centro de idiomas que se caracteriza por contar con el mejor curso de inglés en México.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMadrid, SpainHQ recorded Nov 6, 202651-200550 contacts →

Exact match

“La vida no es listen and repeat’.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchMexico City, MexicoHQ recorded Nov 6, 20261,001-5,000495 contacts →

Exact match

“En Quick Learning primero te enseñamos a pensar y hablar en inglés; sin ver nada escrito y sin reglas gramaticales; y cuando ya lo hablas, entonces te enseñamos a leer y a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchJakarta Barat, IndonesiaHQ recorded Nov 6, 202651-200478 contacts →

Exact match

“Cakap is an Indonesian education group that develops a learning platform for professional skill development with more than 6 million users spread throughout the country.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchShanghai, ChinaHQ recorded Nov 6, 20261,001-5,000385 contacts →

Exact match

“Wall Street English is the premier provider of English instruction for individuals and corporate clients around the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200368 contacts →

Exact match

“Busuu is an online learning platform delivering internationally recognised professional language courses to corporations and businesses across the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchCampinas, BrazilHQ recorded Nov 6, 202651-200353 contacts →

Exact match

“Somos uma comunidade de Professores Independentes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 4,481 immersive language learning developers worldwide

See the full list, filter by size, metro and specialty, and access 5,989 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Immersive language learning developers worldwide at a glance

As of Nov 6, 2026
5.7%Verified-email coverage
23.6Average contacts per company
1-10Median size (employees)
3.0%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2,758
11-50
1,236
51-200
308
201-500
82
501-1,000
34
1,001-5,000
22
5,001-10,000
3
10001+
12

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for immersive language learning developers are linked below.
What qualifies
Company records worldwide whose business descriptions match “immersive language learning developers” 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. 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 5,989 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 November 6, 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.

Immersive language learning developers by location

18 lists · largest first

Every Immersive language learning developers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “immersive language learning developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many immersive language learning developers are there worldwide?

RevenueBase identified 4,481 company matches for immersive language learning developers worldwide as of November 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?

Preply tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most immersive language learning developers?

Brazil leads with 555 companies, followed by the United States (402) and India (210). Every immersive language learning developers list by country and city is linked on this page.

Which city has the most immersive language learning developers?

Sao Paulo leads with 134 company records, followed by London (101) and Paris (53).

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 5,989 professional contacts with verified work emails tracked across these 4,481 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 November 6, 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 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.