Company lists · Data refreshed September 2026

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

RevenueBase identified 711 company matches for english as second language providers associated with the United States as of September 2026 and tracks 13,922 professional contacts across them, including 1,214 with verified work emails. New York is the largest hub.

This list covers company matches for english as second language providers 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 September 19, 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 Sep 19, 2026 How this list was built
711Companies
13,922Contacts tracked
1,214Verified emails
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The 25 largest english as second language providers based in the United States

Ranked by team size
Top 25 of 711 company matches for english as second language providers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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 Sep 19, 20265,001-10,0003,273 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 · Sep 19, 2026 · View company records in RevenueBase
2Exact matchArlington, VA, United StatesHQ recorded Sep 19, 2026201-500276 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 · Sep 19, 2026 · View company records in RevenueBase
3Exact matchOrlando, FL, United StatesHQ recorded Sep 19, 2026n/a196 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 · Sep 19, 2026 · View company records in RevenueBase
4Exact matchPaterson, NJ, United StatesHQ recorded Sep 19, 202651-200157 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchArlington, VA, United StatesHQ recorded Sep 19, 202651-200153 contacts →

Exact match

“For over 35 years, we’ve served clients including the U.S.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchBoca Raton, FL, United StatesHQ recorded Sep 19, 2026501-1,000144 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchWashington, DC, United StatesHQ recorded Sep 19, 2026n/a83 contacts →

Exact match

“Washington English Center (WEC) provides affordable English-language instruction and workforce development programs to adult immigrants using volunteers.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchPasadena, CA, United StatesHQ recorded Sep 19, 202651-20077 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 · Sep 19, 2026 · View company records in RevenueBase
9Exact matchNewark, NJ, United StatesHQ recorded Sep 19, 202651-20070 contacts →

Exact match

“The Harvest Institute is an accredited International Education Company that focuses on bringing students from all over the world to learn English as a Second Language, our core…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchCody, WY, United StatesHQ recorded Sep 19, 2026201-50069 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 · Sep 19, 2026 · View company records in RevenueBase
11Exact matchBethesda, MD, United StatesHQ recorded Sep 19, 202611-5062 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 · Sep 19, 2026 · View company records in RevenueBase
12Exact matchNy, United StatesHQ recorded Sep 19, 202651-20058 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchFalls Church, VA, United StatesHQ recorded Sep 19, 202611-5057 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 · Sep 19, 2026 · View company records in RevenueBase
14Exact matchJackson Heights, NY, United StatesHQ recorded Sep 19, 202651-20054 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 · Sep 19, 2026 · View company records in RevenueBase
15Exact matchSalt Lake City, UT, United StatesHQ recorded Sep 19, 202611-5052 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 · Sep 19, 2026 · View company records in RevenueBase
16Exact matchNew York, United StatesHQ recorded Sep 19, 202611-5047 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 · Sep 19, 2026 · View company records in RevenueBase
17Exact matchDallas, TX, United StatesHQ recorded Sep 19, 202651-20036 contacts →

Exact match

“Mi Escuelita Preschool teaches English to children from all cultures and prepares them for academic success.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchBethesda, MD, United StatesHQ recorded Sep 19, 202611-5035 contacts →

Exact match

“Serving the Washington, DC area international community since 1991, English Now!”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchFort Lauderdale, FL, United StatesHQ recorded Sep 19, 202651-20033 contacts →

Exact match

“The Language Academy is a leading English School for International students and business executives.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchSan Diego, CA, United StatesHQ recorded Sep 19, 202651-20031 contacts →

Exact match

“Throughout our 38 year history, CEL has successfully welcomed thousands of students from around the globe to learn English with us.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchRiverside, CA, United StatesHQ recorded Sep 19, 20261-1028 contacts →

Exact match

“American English Institute is a private English language center dedicated to helping international students learn and improve their English while advancing their educational goals…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchKnoxville, TN, United StatesHQ recorded Sep 19, 202651-20027 contacts →

Exact match

“Foreign Language Academy has been helping to bridge the communication gap between native and non-native English speakers in Knoxville, Tennessee since 1991.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchRockville, MD, United StatesHQ recorded Sep 19, 202611-5026 contacts →

Exact match

“C2C (formerly, The Literacy Council of Montgomery County, Maryland, Inc.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchLincoln, NE, United StatesHQ recorded Sep 19, 202611-5025 contacts →

Exact match

“Lincoln Literacy is 501c3 nonprofit organization in Lincoln, Nebraska.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25Exact matchGreeley, CO, United StatesHQ recorded Sep 19, 202651-20024 contacts →

Exact match

“Salida del Sol is paving the way for all students-native English speakers and English language learners-in the Greeley-Evans community to experience academic success and rise to…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 25 of 711 english as second language providers based in the United States

See the full list, filter by size, metro and specialty, and access 1,214 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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

As of Sep 19, 2026
8.7%Verified-email coverage
19.6Average contacts per company
1-10Median size (employees)
6.8%Largest-city concentration · New York
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
401
11-50
228
51-200
57
201-500
8
501-1,000
5
1,001-5,000
7
5,001-10,000
2

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 711 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 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. 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 1,214 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 September 19, 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 as second language providers by metro

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 providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 711 company matches for english as second language providers associated with the United States as of September 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 providers?

New York leads with 48 company records, followed by Houston (22) and Boston (16).

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 1,214 professional contacts with verified work emails tracked across these 711 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 September 19, 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.