Company lists · Data refreshed November 2026

Top 25 English proficiency certification providers worldwide

RevenueBase identified 3,317 company matches for english proficiency certification providers worldwide as of November 2026 and tracks 59,716 professional contacts across them, including 7,769 with verified work emails. India is the largest market and London the largest hub.

This list covers company matches for english proficiency certification providers 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 english proficiency certification providers 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
3,317Companies
59,716Contacts tracked
7,769Verified emails
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The 25 largest english proficiency certification providers worldwide

Ranked by team size
Top 25 of 3,317 company matches for english proficiency certification providers 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 matchDocklands, AustraliaHQ recorded Nov 6, 20265,001-10,0006,245 contacts →

Exact match

“We are making global success personal!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchIowa City, IA, United StatesHQ recorded Nov 6, 2026n/a3,555 contacts →

Exact match

“ACT is transforming college and career readiness pathways so that everyone can discover and fulfill their potential.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchWhite Marsh, MD, United StatesHQ recorded Nov 6, 20261,001-5,0002,317 contacts →

Exact match

“Prometric is a global leader in credentialing and skills development.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchCambridge, United KingdomHQ recorded Nov 6, 2026501-1,0001,655 contacts →

Exact match

“At Cambridge University Press & Assessment, we help millions of people learn English and prove their skills to the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchGeneva, United StatesHQ recorded Nov 6, 2026501-1,0001,290 contacts →

Exact match

“goFLUENT accelerates language learning and assessment by delivering hyper-personalized solutions that blend technology, content, and human interaction available globally on any…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-5001,053 contacts →

Exact match

“Trinity College London is an international exam board, with a rich cultural heritage and a positive, supportive approach to assessment and development.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMilan, ItalyHQ recorded Nov 6, 2026n/a493 contacts →

Exact match

“British Institutes, founded in 1973 and currently working with over qualified examiners, certifies language skills according to the standards of the Council of Europe (COE) which…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchLas Condes, ChileHQ recorded Nov 6, 202651-200454 contacts →

Exact match

“Tronwell, con más de 35 años de trayectoria y más de estudiantes imparte cursos de inglés bajo una metodología única que permite estudiar con la mayor flexibilidad horaria.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPrinceton, NJ, United StatesHQ recorded Nov 6, 20261,001-5,000452 contacts →

Exact match

“TOEFL iBT® is the World’s English Test, trusted by learners and institutions around the globe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMclean, VA, United StatesHQ recorded Nov 6, 20261,001-5,000439 contacts →

Exact match

“Meazure Learning provides secure, reliable, and convenient test development, administration, and delivery solutions for academic and professional credentialing programs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchGurgaon, IndiaHQ recorded Nov 6, 2026201-500390 contacts →

Exact match

“Aspiring Minds, an SHL Company, is a global job skills credentialing leader set up with a vision to create a merit driven talent ecosystem and enable efficient job skills matching…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchManaus, BrazilHQ recorded Nov 6, 20261,001-5,000369 contacts →

Exact match

“Fundado em 1975, o ASLAN tem vasta experiência no ensino do inglês e espanhol.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchPuteaux, FranceHQ recorded Nov 6, 202651-200282 contacts →

Exact match

“Wall Street English, leader de la formation à l’anglais, la mieux adaptée à leur métier et aussi la mieux adaptée à votre entreprise.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchAthens, GreeceHQ recorded Nov 6, 202651-200266 contacts →

Exact match

“Founded in 1957, the Hellenic American Union is non-profit association with historic ties to the United States and partnerships with European and American cultural and educational…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchKurukshetra, IndiaHQ recorded Nov 6, 2026201-500253 contacts →

Exact match

“The World Is Your Country.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBuenos Aires, ArgentinaHQ recorded Nov 6, 2026201-500252 contacts →

Exact match

“Fundada en 1927, somos la primera cultura inglesa de Argentina, con casi 100 años de liderazgo en la enseñanza del idioma inglés en la Argentina.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchPhoenix, United StatesHQ recorded Nov 6, 2026201-500244 contacts →

Exact match

“At Kryterion, we know a thing or two about test delivery.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBad Homburg, GermanyHQ recorded Nov 6, 202651-200233 contacts →

Exact match

“Wir sind der Bildungsanbieter für alle, der Mehrsprachigkeit im Sinne des Europarates und der Europäischen Kommission ernst nimmt: So viele Sprachen aus einer Hand bekommen Sie…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMelbourne, AustraliaHQ recorded Nov 6, 202651-200230 contacts →

Exact match

“OET is the global leader in English language testing for healthcare.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchDublin, ON, IrelandHQ recorded Nov 6, 202651-200219 contacts →

Exact match

“Founded in 1979, CES is an award-winning English Language school with over 40 years of experience teaching the English language to students from across the globe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchPetaling Jaya, MalaysiaHQ recorded Nov 6, 202651-200199 contacts →

Exact match

“Cambridge English For Life (CEFL) is Malaysia’s #1 Award Winning English Language Centre.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchRome, ItalyHQ recorded Nov 6, 202651-200174 contacts →

Exact match

“Dal 1952 Il British School Group insegna la lingua inglese agli italiani.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMoscow, RussiaHQ recorded Nov 6, 2026501-1,000173 contacts →

Exact match

“Language Link was founded in London in 1975 and since then it has been teaching students in the UK and several other countries delivering a high-quality learning experience and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchGurgaon, IndiaHQ recorded Nov 6, 2026201-500161 contacts →

Exact match

“We are a global work skill assessment company enabling organizations and lifelong learners to be future ready.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBirkenhead, United KingdomHQ recorded Nov 6, 202651-200149 contacts →

Exact match

“Great Things Start Here!”

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

Showing 25 of 3,317 english proficiency certification providers worldwide

See the full list, filter by size, metro and specialty, and access 7,769 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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English proficiency certification providers worldwide at a glance

As of Nov 6, 2026
13.0%Verified-email coverage
18.0Average contacts per company
1-10Median size (employees)
1.6%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,657
11-50
1,129
51-200
333
201-500
99
501-1,000
39
1,001-5,000
19
5,001-10,000
5
10001+
4

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 english proficiency certification providers are linked below.
What qualifies
Company records worldwide whose business descriptions match “english proficiency certification providers” 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 7,769 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.

English proficiency certification providers by location

12 lists · largest first

Every English proficiency certification providers 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 “english proficiency certification providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many english proficiency certification providers are there worldwide?

RevenueBase identified 3,317 company matches for english proficiency certification providers 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?

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

Which country has the most english proficiency certification providers?

India leads with 326 companies, followed by Spain (259) and Italy (158). Every english proficiency certification providers list by country and city is linked on this page.

Which city has the most english proficiency certification providers?

London leads with 54 company records, followed by Sao Paulo (43) and Madrid (35).

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 7,769 professional contacts with verified work emails tracked across these 3,317 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.