Company lists · Data refreshed November 2026

Top 25 English as second language schools based in the United States

RevenueBase identified 921 company matches for english as second language schools associated with the United States as of November 2026 and tracks 15,684 professional contacts across them, including 1,402 with verified work emails. New York is the largest hub.

This list covers company matches for english as second language schools associated with the United States, 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.

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
921Companies
15,684Contacts tracked
1,402Verified emails
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The 25 largest english as second language schools based in the United States

Ranked by team size
Top 25 of 921 company matches for english as second language schools based in the United States, 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 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
2Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202651-200561 contacts →

Exact match

“The English Language Center has been dedicated to providing English programs of the highest quality to international students since 1978.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchPrinceton, NJ, United StatesHQ recorded Nov 6, 20261,001-5,000507 contacts →

Exact match

“For more than 60 years, students have chosen ELS to achieve their English language goals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchArlington, VA, United StatesHQ recorded Nov 6, 2026201-500269 contacts →

Exact match

“Established in 1985, Diplomatic Language Services provides exceptional language training, translation, interpretation, and linguist testing to federal and state government…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchManhattan, United StatesHQ recorded Nov 6, 2026201-500260 contacts →

Exact match

“Zoni Language Centers was founded in 1991, by Mr.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchOrlando, FL, United StatesHQ recorded Nov 6, 2026n/a229 contacts →

Exact match

“It’s the leading language school to adult people with an innovative methodology and the best didactic material in the market, Wise Up offers the students the possibility of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchPaterson, CT, United StatesHQ recorded Nov 6, 202651-200172 contacts →

Exact match

“UCEDA Institute offers a wide range of language training for individuals and businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBoston, MA, United StatesHQ recorded Nov 6, 202651-200155 contacts →

Exact match

“The all-in-one solution for learning professional English.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBoca Raton, FL, United StatesHQ recorded Nov 6, 2026501-1,000155 contacts →

Exact match

“BurlingtonEnglish offers a comprehensive blended program for English language acquisition.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202611-5090 contacts →

Exact match

“LanguageBird is an online language school specializing in live, one-to-one language instruction taught by native-level instructors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBoulder, CO, United StatesHQ recorded Nov 6, 202651-20083 contacts →

Exact match

“INTERLINK provides intensive English instruction, academic preparation, and cross-cultural training, to empower students to succeed in academic, professional, and personal realms.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchNashville, TN, United StatesHQ recorded Nov 6, 202611-5081 contacts →

Exact match

“The Tennessee Language Center (TLC) is an agency of the University of Tennessee Institute for Public Service.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchPasadena, CA, United StatesHQ recorded Nov 6, 202651-20078 contacts →

Exact match

“FLS International has over 30 years of experience in providing a wide range of services to international students during each phase of their educational experience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchHouston, TX, United StatesHQ recorded Nov 6, 202611-5076 contacts →

Exact match

“Bring conversation practice to life!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchCody, WY, United StatesHQ recorded Nov 6, 2026201-50073 contacts →

Exact match

“Eleutian Technology is the industry leader of online language instruction for global business and education entities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBethesda, MD, United StatesHQ recorded Nov 6, 202611-5067 contacts →

Exact match

“EnGen delivers career-aligned, on-demand English instruction at the scale needed to serve the needs of the U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchFalls Church, VA, United StatesHQ recorded Nov 6, 202611-5063 contacts →

Exact match

“Who We Serve The English Empowerment Center serves nearly 1,500 beginning-level English language and literacy adult learners.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSalt Lake City, UT, United StatesHQ recorded Nov 6, 202611-5062 contacts →

Exact match

“The English Skills Learning Center (ESLC) has been integrating and strengthening communities by breaking language and cultural barriers since 1988.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchJackson Heights, NY, United StatesHQ recorded Nov 6, 202651-20062 contacts →

Exact match

“New York Language Center's mission is twofold: to provide high quality, affordable English classes to international students in a supportive, friendly atmosphere where students…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPalo Alto, CA, United StatesHQ recorded Nov 6, 202651-20060 contacts →

Exact match

“Ardor Learning is pioneering the future of online language learning.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBoston, MA, United StatesHQ recorded Nov 6, 202651-20059 contacts →

Exact match

“Live Lingua is the world's first AND most effective online language school.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNy, United StatesHQ recorded Nov 6, 202651-20059 contacts →

Exact match

“ABOUT ABC LANGUAGES ABC Languages – where language lovers come to learn!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchVienna, VA, United StatesHQ recorded Nov 6, 202651-20058 contacts →

Exact match

“Welcome to Columbia College (Vienna, VA), Empowering Careers and Futures Since Columbia College is a student-centered higher education institution dedicated to providing…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSunny Isles Beach, FL, United StatesHQ recorded Nov 6, 2026201-50053 contacts →

Exact match

“MILA is the perfect choice for international students who want to study abroad in the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchNew York, United StatesHQ recorded Nov 6, 202611-5050 contacts →

Exact match

“Founded in 1973 by Cesar Rennert, Rennert International is a privately-owned language education and communications company that serves the world.”

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

Showing 25 of 921 english as second language schools based in the United States

See the full list, filter by size, metro and specialty, and access 1,402 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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English as second language schools based in the United States at a glance

As of Nov 6, 2026
8.9%Verified-email coverage
17.0Average contacts per company
1-10Median size (employees)
6.8%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
509
11-50
311
51-200
69
201-500
10
501-1,000
7
1,001-5,000
7
5,001-10,000
3
10001+
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 921 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 States whose business descriptions match “english as second language schools” 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 1,402 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.

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 as second language schools”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many english as second language schools are there based in the United States?

RevenueBase identified 921 company matches for english as second language schools associated with the United States 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?

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

Which city has the most english as second language schools?

New York leads with 63 company records, followed by Houston (27) and Los Angeles (26).

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 1,402 professional contacts with verified work emails tracked across these 921 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.