Company lists · Data refreshed November 2026

Top 25 Esol tutoring services based in the United States

RevenueBase identified 311 company matches for esol tutoring services associated with the United States as of November 2026 and tracks 3,211 professional contacts across them, including 258 with verified work emails. New York is the largest hub.

This list covers company matches for esol tutoring services 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
311Companies
3,211Contacts tracked
258Verified emails
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The 25 largest esol tutoring services based in the United States

Ranked by team size
Top 25 of 311 company matches for esol tutoring services 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 matchBaltimore, CA, United StatesHQ recorded Nov 6, 2026n/a814 contacts →

Exact match

“Sylvan Learning is the leading provider of tutoring and supplemental education services to students of all ages and skill levels.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchTampa, FL, United StatesHQ recorded Nov 6, 2026501-1,000747 contacts →

Exact match

“Club Z!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchNewark, NJ, United StatesHQ recorded Nov 6, 202651-20075 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 · Nov 6, 2026 · View company records in RevenueBase
4Exact matchWilmington, DE, United StatesHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“Since 1985, Back to Basics Learning Dynamics has been the only call you need to make for excellence in education in the Delaware area.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact 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
6Exact 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
7Exact matchRockville, MD, United StatesHQ recorded Nov 6, 202611-5028 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchWilmington, NC, United StatesHQ recorded Nov 6, 20261-1021 contacts →

Exact match

“L O W L I T E R A C Y: THE SCOPE & IMPACT.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“The English Island (TEI) is a CEA-accredited and U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchWheaton, IL, United StatesHQ recorded Nov 6, 20261-1020 contacts →

Exact match

“Language makes all the difference for people longing to connect and contribute at home, at work, and in our community.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchGreen Bay, WI, United StatesHQ recorded Nov 6, 20261-1019 contacts →

Exact match

“Literacy Green Bay empowers immigrants and refugees through English Language Learning (ELL) classes, one-on-one tutoring, and workforce development programs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchPontiac, MI, United StatesHQ recorded Nov 6, 20261-1019 contacts →

Exact match

“The Oakland Literacy Council provides basic literacy, math, GED prep, and English language instruction to adults in order to facilitate lifelong learning, employment and personal…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“ONLINE ENGLISH TUTORING Work one-on-one with an expert English Coach.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchDenver, CO, United StatesHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Our Mission is to provide students with the English language training they require for academic, professional, or personal pursuits.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBentonville, AR, United StatesHQ recorded Nov 6, 20261-1011 contacts →

Exact match

“Literacy Council of Benton County (LCBC) is a Non-Profit agency increasing Adult Literacy by training volunteer tutors that teach students English reading skills.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchChicago, IL, United StatesHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Aquinas Literacy Center is a higher education company based out of 1751 West 35th Street, Chicago, Illinois, United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSt. Louis, MO, United StatesHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Immigrant Home English Learning Program empowers immigrant families by providing individualized, in-home English language education and tools for effective navigation of our…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSanta Fe, NM, United StatesHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“TESOL Trainers is an education consulting firm that works with all types of educational institutions in the USA and abroad that work with English language learners.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchGreenville, SC, United StatesHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“English for Life Academy provides expert training, professional resources, and personal mentoring for you to teach, travel, and transform the world through innovative and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSanta Clara, CA, United StatesHQ recorded Nov 6, 202611-509 contacts →

Exact match

“WeEnglish was created to provide easily accessible, one-on-one tutoring, from high-quality teachers, at an affordable cost.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchDanbury, United StatesHQ recorded Nov 6, 20261-108 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNew Britain, CT, United StatesHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Literacy Volunteers of Central CT (LVCC) offers adults free tutoring to improve their English reading and writing skills, math skills, and citizenship preparation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchAurora, IL, United StatesHQ recorded Nov 6, 20261-107 contacts →

Exact match

“The Dominican Literacy Center serves the immigrant population in the Aurora, IL area, offering one-on-one ESL tutoring for women, as well as classes for men and women who are…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchBirmingham, AL, United StatesHQ recorded Nov 6, 202611-506 contacts →

Exact match

“The Literacy Council addresses the challenges of illiteracy by removing educational barriers, making success possible with programs that provide a solid foundation for adults to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchCary, NC, United StatesHQ recorded Nov 6, 20261-106 contacts →

Exact match

“All Things Literacy Tutoring Services Reading Specialist Reading Evaluations Writing & Editing Teachers Workshops”

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

Showing 25 of 311 esol tutoring services based in the United States

See the full list, filter by size, metro and specialty, and access 258 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Esol tutoring services based in the United States at a glance

As of Nov 6, 2026
8.0%Verified-email coverage
10.3Average contacts per company
1-10Median size (employees)
5.1%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
208
11-50
83
51-200
15
201-500
1
501-1,000
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 311 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 “esol tutoring services” 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 258 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 “esol tutoring services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many esol tutoring services are there based in the United States?

RevenueBase identified 311 company matches for esol tutoring services 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?

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

Which city has the most esol tutoring services?

New York leads with 16 company records, followed by Los Angeles (9) and Miami (6).

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 258 professional contacts with verified work emails tracked across these 311 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.