Company lists · Data refreshed November 2026

Top 25 Boarding secondary schools worldwide

RevenueBase identified 4,667 company matches for boarding secondary schools worldwide as of November 2026 and tracks 121,898 professional contacts across them, including 37,085 with verified work emails. The United Kingdom is the largest market and London the largest hub.

This list covers company matches for boarding secondary schools 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 boarding secondary schools 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
4,667Companies
121,898Contacts tracked
37,085Verified emails
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The 25 largest boarding secondary schools worldwide

Ranked by team size
Top 25 of 4,667 company matches for boarding secondary schools 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 matchConcord, NH, United StatesHQ recorded Nov 6, 2026201-5001,039 contacts →

Exact match

“St.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMelbourne, AustraliaHQ recorded Nov 6, 2026501-1,000826 contacts →

Exact match

“Established in 1881, Caulfield Grammar School is a leading independent co-educational school in Melbourne, Australia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchExeter, NH, United KingdomHQ recorded Nov 6, 2026501-1,000728 contacts →

Exact match

“Exeter, founded in 1781 by John and Elizabeth Phillips, has a tradition of academic excellence, a distinguished faculty, and a long history of educating young people to find their…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchGroningen, NetherlandsHQ recorded Nov 6, 2026501-1,000645 contacts →

Exact match

“RENN4 is een onderwijsorganisatie voor leerlingen met ernstige gedragsproblemen en/of psychiatrische problematiek.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchNorth Parramatta, AustraliaHQ recorded Nov 6, 2026201-500627 contacts →

Exact match

“Established in 1831, The King's School is located on 320 acres in the heart of Australia's largest global city.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSalem, GermanyHQ recorded Nov 6, 2026201-500570 contacts →

Exact match

“Since 100 years Schule Schloss Salem, Germany‘s largest and internationally best-known boarding school, has set itself high standards for building character.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchCulver, IN, United StatesHQ recorded Nov 6, 2026201-500528 contacts →

Exact match

“Culver Academies is a values-based, mission-driven, vision-inspired institution that has been developing courageous leaders of honorable character, who are global citizens and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchWahroonga, AustraliaHQ recorded Nov 6, 2026501-1,000523 contacts →

Exact match

“Established in 1924, we are proud of our innovative approach to education.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPinecrest, FL, United StatesHQ recorded Nov 6, 2026501-1,000490 contacts →

Exact match

“Gulliver is a leading school of distinction, founded in 1926 and rooted in nearly a century of educational excellence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchStanmore, AustraliaHQ recorded Nov 6, 2026201-500476 contacts →

Exact match

“Newington is a comprehensive, ELC-12, day and boarding College located in Stanmore, NSW.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchHarrow On The Hill, United KingdomHQ recorded Nov 6, 2026501-1,000445 contacts →

Exact match

“Harrow School is one of the world’s most well-known schools.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchMiddletown, RI, United StatesHQ recorded Nov 6, 2026201-500426 contacts →

Exact match

“St.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchCampinas, BrazilHQ recorded Nov 6, 2026n/a415 contacts →

Exact match

“Há cento e sete anos, quando um grupo de Irmãs Calvarianas chamadas por sua vocação propuseram-se a deixar a França, seu país de origem, trazendo os princípios educacionais…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLawrenceville, NJ, United StatesHQ recorded Nov 6, 2026501-1,000412 contacts →

Exact match

“Founded in 1810, The Lawrenceville School in Lawrenceville, N.J.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSandton, South AfricaHQ recorded Nov 6, 2026201-500399 contacts →

Exact match

“St Stithians College is a prominent and transformative South African school – one that inspires excellence and makes a world of difference.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBrisbane, AustraliaHQ recorded Nov 6, 2026201-500375 contacts →

Exact match

“Today Brisbane Grammar School opens its doors to boys from Years 5 to 12, with 100 boarders calling the School home.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBristol, United KingdomHQ recorded Nov 6, 2026501-1,000359 contacts →

Exact match

“Clifton College offers pupils an all-round education, pastoral care, opportunity for self-discovery, awakening their sense of duty and a thirst for excellence in all that they do…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchShrewsbury, United KingdomHQ recorded Nov 6, 2026201-500348 contacts →

Exact match

“Shrewsbury School was founded by Edward VI by Royal Charter in 1552, and it was identified as one of the ‘Great’ public schools by the Clarendon Commission 1868.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchOundle, United KingdomHQ recorded Nov 6, 2026501-1,000344 contacts →

Exact match

“Oundle School is situated in the quintessentially English market town of Oundle, about 90 miles north of London.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMadaba-manja, JordanHQ recorded Nov 6, 2026201-500341 contacts →

Exact match

“King's Academy is a private, not-for-profit, co-educational boarding and day school (grades 7 to 12) that opened its doors in August 2007 in Madaba, Jordan.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBoca Raton, United StatesHQ recorded Nov 6, 2026201-500329 contacts →

Exact match

“Saint Andrew’s School is a nationally recognized junior kindergarten (pre-k) through grade 12, day and boarding, college preparatory school in Boca Raton, Florida, in southern…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchRichmond Hill, ON, CanadaHQ recorded Nov 6, 202651-200327 contacts →

Exact match

“Holy Trinity School (HTS) is a co-educational, JK-Grade 12, independent day school that provides a safe, structured, and supportive environment for students to develop character…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchOakville, ON, CanadaHQ recorded Nov 6, 2026201-500326 contacts →

Exact match

“Appleby College is a non-profit, independent school for more than 760 young men and women in Grades 7 to 12.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchNewtown Square, PA, United StatesHQ recorded Nov 6, 2026201-500324 contacts →

Exact match

“Challenging and nurturing Mind, Body, and Spirit, an Episcopal Academy education inspires boys and girls to lead lives of purpose, faith, and integrity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchWashington, DC, United StatesHQ recorded Nov 6, 2026201-500318 contacts →

Exact match

“Georgetown Day School offers an educational program that fosters a love of learning while providing serious instruction in the academic disciplines, the arts, and physical…”

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

Showing 25 of 4,667 boarding secondary schools worldwide

See the full list, filter by size, metro and specialty, and access 37,085 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Boarding secondary schools worldwide at a glance

As of Nov 6, 2026
30.4%Verified-email coverage
26.1Average contacts per company
11-50Median size (employees)
1.2%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
938
11-50
1,331
51-200
1,641
201-500
394
501-1,000
122
1,001-5,000
74
5,001-10,000
8
10001+
21

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 boarding secondary schools are linked below.
What qualifies
Company records worldwide whose business descriptions match “boarding secondary 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. 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 37,085 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.

Boarding secondary schools by location

21 lists · largest first

Every Boarding secondary schools 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 “boarding secondary schools”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many boarding secondary schools are there worldwide?

RevenueBase identified 4,667 company matches for boarding secondary schools 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?

St. Paul's School tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most boarding secondary schools?

The United Kingdom leads with 863 companies, followed by the United States (737) and India (332). Every boarding secondary schools list by country and city is linked on this page.

Which city has the most boarding secondary schools?

London leads with 58 company records, followed by Sao Paulo (30) and Toronto (18).

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 37,085 professional contacts with verified work emails tracked across these 4,667 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.