Company lists · Data refreshed September 2026
Top 25 Test prep marketing agencies worldwide
RevenueBase identified 1,678 test prep marketing agencies worldwide as of September 2026 and tracks 36,419 professional contacts across them, including 3,692 with verified work emails. The United States is the largest market and New York the largest hub.
This list covers test prep marketing agencies worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026. Country and city lists for test prep marketing agencies follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest test prep marketing agencies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,663 contacts → | ||||
Strong evidence “At Huntington Learning Center, we are the leading tutoring and test prep provider for the K-12 market.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,706 contacts → | ||||
Indirect evidence “Crimson supports students from around the world to become world-class leaders.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 1,523 contacts → | ||||
Partial evidence “For more than 35 years, students have trusted The Princeton Review to provide resources for better grades, higher test scores, and stronger applications.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 1,013 contacts → | ||||
Indirect evidence “C2 Education has helped high-performing students get into their dream schools for 25 years.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 297 contacts → | ||||
Indirect evidence “Uğur Kurs, sınavı kazandırır!” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 273 contacts → | ||||
Partial evidence “Hybrid is a full-service marketing partner for the education sector – backed by unrivalled insight, advanced technology, and AI-driven enrolment strategies.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 225 contacts → | ||||
Partial evidence “Bay Area's leader in 1-1 Test Preparation, Academic Tutoring, and College Admissions Counseling At AJ Tutoring, we believe every student deserves personalized support that meets…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 221 contacts → | ||||
Strong evidence “We offer highly personalized test prep for SAT, ACT, SAT subject tests and APs.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 178 contacts → | ||||
Strong evidence “Founded in 2004 by educators, Compass Education Group is one of the world’s leading test prep and tutoring companies.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 168 contacts → | ||||
Indirect evidence “Collegewise has guided more than students through their college admissions journeys, and we can help you in today's changing academic world.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 152 contacts → | ||||
Strong evidence “Private Prep is an elite tutoring service offering individually customized lessons for a wide range of K-College school subjects, standardized test prep, college admissions…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 133 contacts → | ||||
Strong evidence “We transform lives by giving students the skills and self-beliefs to achieve their goals through test prep, AP & academic tutoring, and executive function coaching.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 125 contacts → | ||||
Strong evidence “AP Guru is India’s premier test prep and academic tutoring focused on coaching and mentoring students from around the world.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 121 contacts → | ||||
Indirect evidence “For 30 years, Summit Educational Group has become one of the most successful and well-respected tutoring companies in the country.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 118 contacts → | ||||
Indirect evidence “For over 30 years, Khan's Tutorial has stood as a pillar of academic excellence and student achievement.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 110 contacts → | ||||
Partial evidence “Toppersnotes is an edtech company, primarily operating in the test preparation industry.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 99 contacts → | ||||
Indirect evidence “Princeton Tutoring is an educational services company founded in 2005 by Greg Wong and Kevin Wong, two brothers and Princeton University graduates.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 92 contacts → | ||||
Indirect evidence “At Academic Approach, we are an organization of educators, expert in the college-readiness space with passion for raising student achievement on college-entrance exams.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 92 contacts → | ||||
Indirect evidence “Bespoke Education, Inc.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 89 contacts → | ||||
Strong evidence “KD College Prep is committed to helping college-bound students reach their scholastic potential by preparing them for the PSAT/NMSQT® test, SAT® test, and ACT® test.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 88 contacts → | ||||
Indirect evidence “Educate started life as a publishing company, specialising in education publications, primarily for UCAS.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 87 contacts → | ||||
Indirect evidence “Cram Crew is your go-to resource for all things academic.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 87 contacts → | ||||
Indirect evidence “Net Natives helps you connect with every potential student through the smartest, fastest student advertising.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 86 contacts → | ||||
Strong evidence “High Q, with 28 branches in Israel, is Israel's leading university-entrance-test prep-course provider - the Psychometric Test, Israel's SATs.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 77 contacts → | ||||
Indirect evidence “We know that every student is different.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: test prep marketing agencies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names test prep marketing agencies.
- Partial evidence
- Its own public description names part of test prep marketing agencies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name test prep marketing agencies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
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Test prep marketing agencies worldwide at a glance
As of Sep 29, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among test prep marketing agencies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for test prep marketing agencies are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “test prep marketing agencies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names test prep marketing agencies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among test prep marketing agencies, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 3,692 across the full list. 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 29, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Test prep marketing agencies by location
5 lists · largest firstEvery Test prep marketing agencies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Test prep marketing agencies based in the United States659
- Test prep marketing agencies based in India222
- Test prep marketing agencies based in the United Kingdom49
- Test prep marketing agencies based in Canada31
Cities
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names test prep marketing agencies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many test prep marketing agencies are there worldwide?
RevenueBase identified 1,678 test prep marketing agencies worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Huntington Learning Center, headquartered in Oradell, tops this list with the largest team on record.
Which country has the most test prep marketing agencies?
The United States leads with 659 companies, followed by India (222) and the United Kingdom (49). Every test prep marketing agencies list by country and city is linked on this page.
Which city has the most test prep marketing agencies?
New York leads with 70 headquartered companies, followed by London (26) and New Delhi (26).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 3,692 verified decision-maker contacts tracked across these 1,678 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 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 Smart Search, 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.