Company lists · Data refreshed November 2026

Top 25 International secondary schools worldwide

Name: International secondary schools worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 24,949 companies tracked

RevenueBase identified 24,949 company matches for international secondary schools worldwide as of November 2026 and tracks 761,403 professional contacts across them, including 173,069 with verified work emails. The United Kingdom is the largest market and London the largest hub.

This list covers company matches for international 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 international 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

24,949Companies

761,403Contacts tracked

173,069Verified emails

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The 25 largest international secondary schools worldwide

Ranked by team size

Top 25 of 24,949 company matches for international 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Gems Education	Exact match	Dubai, United Arab EmiratesHQ recorded Nov 6, 2026	10001+	8,957 contacts →
	Exact match “GEMS Education is one of the world’s leading private K-12 education providers, educating over students from 176+ nationalities across its global network of owned and managed…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	International Baccalaureate	Exact match	Geneva, DC, SwitzerlandHQ recorded Nov 6, 2026	n/a	7,408 contacts →
	Exact match “The International Baccalaureate® (IB) is a non-profit educational foundation, motivated by its mission, focused on the student.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Doğa Okulları	Exact match	İstanbul, TürkiyeHQ recorded Nov 6, 2026	10001+	4,092 contacts →
	Exact match “Akademik, sosyal ve sportif başarıları yanında dünyaca kabul gören eğitim modelleriyle Doğa, eğitimin Türkiye’deki lideri.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Uğur Okulları	Exact match	İstanbul, TürkiyeHQ recorded Nov 6, 2026	1,001-5,000	2,991 contacts →
	Exact match “Yarım asrı aşkın sınav deneyimi ve yenilikçi eğitim yaklaşımları ile öğrencileri liseye, üniversiteye ve geleceğe doğrudan hazırlayan; Türkiye’nin en özgün okulu olarak, eğitime…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	SABIS	Exact match	Adma, LebanonHQ recorded Nov 6, 2026	5,001-10,000	2,077 contacts →
	Exact match “Founded in 1886, the first school in what later became the SABIS® Network was established to provide a top-quality education that would make a difference in the lives of students.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	HOME	Exact match	United KingdomHQ recorded Nov 6, 2026	n/a	1,764 contacts →
	Exact match “St.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Internationella Engelska Skolan	Exact match	Danderyd, SwedenHQ recorded Nov 6, 2026	1,001-5,000	1,751 contacts →
	Exact match “Our schools are a place where teachers can teach and students can learn.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	BPK Penabur Jakarta	Exact match	Jakarta, IndonesiaHQ recorded Nov 6, 2026	1,001-5,000	1,665 contacts →
	Exact match “Founded in 1950, BPK PENABUR Jakarta has 79 schools in Jakarta, Bekasi, and Tangerang.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Sınav Eğitim Kurumları	Exact match	Ankara, TürkiyeHQ recorded Nov 6, 2026	10001+	1,630 contacts →
	Exact match “30 yılı aşkın bir eğitim birikimine sahip Sınav Eğitim Kurumları kurulduğu günden itibaren işini çok ciddiye aldı, hedefini hep yüksek tuttu.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Cognita Schools	Exact match	London, United KingdomHQ recorded Nov 6, 2026	10001+	1,423 contacts →
	Exact match “Thrive in a rapidly evolving world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Taaleem	Exact match	Dubai, United Arab EmiratesHQ recorded Nov 6, 2026	1,001-5,000	1,382 contacts →
	Exact match “Taaleem, which means education in Arabic, has been establishing, operating and managing early childhood, primary and secondary schools in Dubai since its inception in 2004.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	SEK International Schools	Exact match	San Sebastian De Los Reyes (madrid), SpainHQ recorded Nov 6, 2026	501-1,000	1,323 contacts →
	Exact match “En evolución desde 1892, la metodología impartida en nuestros centros se caracteriza por ser innovadora, colaborativa y diferente.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	The Smart School	Exact match	Lahore, PakistanHQ recorded Nov 6, 2026	n/a	1,286 contacts →
	Exact match “The Smart School - Askari Campus is committed to providing an ideal learning environment for your child, so that they are not left behind in this rapidly-evolving world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Maple Bear Canadian School	Exact match	Belo Horizonte, BrazilHQ recorded Nov 6, 2026	n/a	1,193 contacts →
	Exact match “A Maple Bear Canadian School tem como proposta oferecer Educação Básica Bilíngue, de padrão internacional, com uma metodologia inovadora originada do sistema educacional do…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Apollo English Vietnam	Exact match	Ho Chi Minh City, VietnamHQ recorded Nov 6, 2026	1,001-5,000	1,150 contacts →
	Exact match “Welcome to Apollo English-Where the Best Become Better.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	FMV Işık Okulları	Exact match	Istanbul, TürkiyeHQ recorded Nov 6, 2026	1,001-5,000	1,095 contacts →
	Exact match “FMV Işık Okullarının öncüsü Feyz-i Sıbyan, 14.12.1885’te Selanik’te Mümeyyiz Tevfik Efendi tarafından açıldı.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Jakarta Intercultural School	Exact match	Cilandak Barat, IndonesiaHQ recorded Nov 6, 2026	201-500	1,091 contacts →
	Exact match “With five original students, Jakarta Intercultural School was founded by UN workers in 1951.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Organización Educativa Trilce	Exact match	Lima, PeruHQ recorded Nov 6, 2026	1,001-5,000	1,052 contacts →
	Exact match “El 7 de Diciembre de 1979, un grupo de amigos, estudiantes de la Universidad Nacional de Ingeniería, decidieron fundar una academia preuniversitaria para postulantes a la UNI.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	UWC South East Asia	Exact match	SingaporeHQ recorded Nov 6, 2026	501-1,000	1,044 contacts →
	Exact match “UWC South East Asia (UWCSEA) is a K–12 international school in Singapore and part of the global UWC movement, united by a shared mission to make education a force to unite people…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Wesley College	Exact match	Melbourne, AustraliaHQ recorded Nov 6, 2026	501-1,000	1,038 contacts →
	Exact match “Wesley College is a leading coeducational, open-entry, IB World School.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Global Indian International School	Exact match	SingaporeHQ recorded Nov 6, 2026	201-500	1,026 contacts →
	Exact match “The Global Indian International School, an initiative of Global Schools Group, was established with a focused dedication towards shaping well-rounded global citizens.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Rede DE Ensino Coleguium	Exact match	Belo Horizonte, BrazilHQ recorded Nov 6, 2026	501-1,000	957 contacts →
	Exact match “O Coleguium Rede de Ensino é uma das mais respeitadas instituições de ensino do estado de Minas Gerais.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Singapore American School	Exact match	SingaporeHQ recorded Nov 6, 2026	501-1,000	911 contacts →
	Exact match “Established in 1956, Singapore American School (SAS) is an independent, non-profit, co-educational day school offering an American-based curriculum for preschool through grade 12…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Medicana Eğitim Grubu	Exact match	İstanbul, TürkiyeHQ recorded Nov 6, 2026	201-500	897 contacts →
	Exact match “Eğitimde Dönüşümün Yeni Değeri” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Emirates National Schools	Exact match	Dhabi, United Arab EmiratesHQ recorded Nov 6, 2026	1,001-5,000	877 contacts →
	Exact match “ENS first opened its doors in 2002 in Mohamed bin Zayed City.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “international secondary schools”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 24,949 international secondary schools worldwide

See the full list, filter by size, metro and specialty, and access 173,069 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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International secondary schools worldwide at a glance

As of Nov 6, 2026

22.7%Verified-email coverage

30.5Average contacts per company

11-50Median size (employees)

1.5%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

5,781

11-50

7,295

51-200

7,592

201-500

2,307

501-1,000

656

1,001-5,000

369

5,001-10,000

10001+

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 international secondary schools are linked below.
What qualifies: Company records worldwide whose business descriptions match “international 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 173,069 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.

International secondary schools by location

136 lists · largest first

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

How many international secondary schools are there worldwide?

RevenueBase identified 24,949 company matches for international 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?

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

Which country has the most international secondary schools?

The United Kingdom leads with 3,331 companies, followed by India (2,490) and Germany (1,516). Every international secondary schools list by country and city is linked on this page.

Which city has the most international secondary schools?

London leads with 380 company records, followed by Sao Paulo (182) and Bangalore (140).

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 173,069 professional contacts with verified work emails tracked across these 24,949 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.