Company lists · Data refreshed November 2026

Top 25 Conversation english classes worldwide

RevenueBase identified 5,341 company matches for conversation english classes worldwide as of November 2026 and tracks 47,425 professional contacts across them, including 1,686 with verified work emails. Brazil is the largest market and Sao Paulo the largest hub.

This list covers company matches for conversation english classes 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 conversation english classes 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
5,341Companies
47,425Contacts tracked
1,686Verified emails
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The 25 largest conversation english classes worldwide

Ranked by team size
Top 25 of 5,341 company matches for conversation english classes 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 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
2Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 2026n/a2,506 contacts →

Exact match

“The Cambly app gives English learners instant 1-on-1 access to friendly native speakers over video chat 24/7.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMakati City, PhilippinesHQ recorded Nov 6, 2026201-5001,130 contacts →

Exact match

“VISION STATEMENT Engoo, formerly known as Bibo Global Opportunity, Inc, is the biggest and fastest-growing online English school in the Philippines and Japan, producing effective…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact 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
5Exact 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
6Exact 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
7Exact matchSao Paulo, BrazilHQ recorded Nov 6, 202651-200531 contacts →

Exact match

“A United Idiomas transforma o aprendizado de inglês em uma experiência prática, flexível e conectada à vida real.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact 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
9Exact matchBalneário Camboriu, BrazilHQ recorded Nov 6, 2026n/a470 contacts →

Exact match

“Ser fluente em inglês é poder se expressar exatamente do jeito que você quer.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact 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
11Exact matchBrooklyn, United StatesHQ recorded Nov 6, 2026n/a306 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBarcelona, SpainHQ recorded Nov 6, 2026201-500298 contacts →

Exact match

“What’s Up!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchPare, IndonesiaHQ recorded Nov 6, 202651-200163 contacts →

Exact match

“Jago Bahasa Inspira is your trusted partner in corporate English language development.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchPhilippinesHQ recorded Nov 6, 2026201-500160 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchRome, ItalyHQ recorded Nov 6, 2026201-500142 contacts →

Exact match

“Con Shenker impari a parlare e pensare in inglese 5 volte più rapidamente rispetto ai metodi tradizionali.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchJakarta, IndonesiaHQ recorded Nov 6, 2026201-500138 contacts →

Exact match

“Wall Street English Indonesia, part of GENTEM Group, believes that if you can communicate well in English confidently, a world of opportunity will be unleashed.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBoulogne-billancourt, FranceHQ recorded Nov 6, 202651-200125 contacts →

Exact match

“These days, English has become a necessity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchGran Santiago, ChileHQ recorded Nov 6, 2026501-1,000117 contacts →

Exact match

“El Instituto Chileno Británico de Cultura, fundado en 1938, cuenta con la mayor tradición y experiencia en la enseñanza del idioma inglés en nuestro país.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLevallois-perret, FranceHQ recorded Nov 6, 2026n/a114 contacts →

Exact match

“créée en 2009 par trois anciens étudiants de l’ESC Amiens, est une organisation dédiée à l'enseignement de l'anglais, aussi bien pour les enfants que pour les adultes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPhilippinesHQ recorded Nov 6, 2026201-500106 contacts →

Exact match

“EnglishCentral Philippines Inc.(formerly Langrich-On: Language Proficiency Inc.) was founded in 2010 in Cebu, Philippines and was a Japanese start-up that uses Filipino…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSao Bernardo Do Campo, BrazilHQ recorded Nov 6, 202651-20099 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchHydra, AlgeriaHQ recorded Nov 6, 202611-5090 contacts →

Exact match

“American Institute is an English language school and cultural center based in Algiers that offers online and in-person classes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchUnited StatesHQ recorded Nov 6, 202651-20088 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchCairo, EgyptHQ recorded Nov 6, 2026201-50082 contacts →

Exact match

“Empowering English Learning for Anyone, Anywhere.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMadrid, SpainHQ recorded Nov 6, 202651-20082 contacts →

Exact match

“This coming July we celebrate our 18 year anniversary.”

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

Showing 25 of 5,341 conversation english classes worldwide

See the full list, filter by size, metro and specialty, and access 1,686 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Conversation english classes worldwide at a glance

As of Nov 6, 2026
3.6%Verified-email coverage
8.9Average contacts per company
1-10Median size (employees)
3.2%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
3,725
11-50
1,170
51-200
274
201-500
73
501-1,000
21
1,001-5,000
13
5,001-10,000
4
10001+
6

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 conversation english classes are linked below.
What qualifies
Company records worldwide whose business descriptions match “conversation english classes” 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 1,686 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.

Conversation english classes by location

15 lists · largest first

Every Conversation english classes 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 “conversation english classes”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many conversation english classes are there worldwide?

RevenueBase identified 5,341 company matches for conversation english classes 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?

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

Which country has the most conversation english classes?

Brazil leads with 866 companies, followed by Spain (350) and the United States (302). Every conversation english classes list by country and city is linked on this page.

Which city has the most conversation english classes?

Sao Paulo leads with 170 company records, followed by London (72) and Madrid (66).

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 1,686 professional contacts with verified work emails tracked across these 5,341 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.