Company lists · Data refreshed November 2026

Top 25 Secondary school accreditation organizations worldwide

RevenueBase identified 1,806 company matches for secondary school accreditation organizations worldwide as of November 2026 and tracks 40,346 professional contacts across them, including 8,831 with verified work emails. The United States is the largest market and Ahmedabad the largest hub.

This list covers company matches for secondary school accreditation organizations 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 secondary school accreditation organizations 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
1,806Companies
40,346Contacts tracked
8,831Verified emails
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The 25 largest secondary school accreditation organizations worldwide

Ranked by team size
Top 25 of 1,806 company matches for secondary school accreditation organizations 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 matchMiami, FL, United StatesHQ recorded Nov 6, 20261,001-5,000814 contacts →

Exact match

“Somerset Academy, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBrasilia, BrazilHQ recorded Nov 6, 20261,001-5,000782 contacts →

Exact match

“Um mundo de oportunidades em uma das melhores instituições de ensino superior do país.#sejaIDP Confira nosso cadastro no e-mec: https://bit.ly/cadastromecidp”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchAlpharetta, GA, United StatesHQ recorded Nov 6, 2026201-500715 contacts →

Exact match

“Cognia is a global, nonprofit improvement organization dedicated to helping institutions and other education providers grow learners, teachers, and leaders.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchColorado Springs, CO, United StatesHQ recorded Nov 6, 20261,001-5,000507 contacts →

Exact match

“D2 Harison Schools, located at the foot of Pikes Peak in Colorado Springs, Colorado, currently includes 9 elementary schools, four K-8 school, two middle schools, two high…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchCrandall, TX, United StatesHQ recorded Nov 6, 2026501-1,000422 contacts →

Exact match

“The Crandall Independent School District (CISD) is a growing rural school district located 23 miles southeast of Dallas, Texas, along Highway 175.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBeijing, ChinaHQ recorded Nov 6, 2026201-500408 contacts →

Exact match

“The International School of Beijing (ISB) offers an academically rigorous, balanced and engaging learning environment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchStockholm, SwedenHQ recorded Nov 6, 2026201-500407 contacts →

Exact match

“Skolinspektionen arbetar med tillsyn och kvalitetsgranskning, handlägger anmälningar och prövar tillstånd för fristående skolor.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMacau, ChinaHQ recorded Nov 6, 20261,001-5,000387 contacts →

Exact match

“Assurance Agency for Higher EducationQAA-Institutional Accreditation “”“””

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchQuito, EcuadorHQ recorded Nov 6, 2026201-500377 contacts →

Exact match

“El Colegio Americano de Quito abrió sus puertas el 14 de octubre de 1940 a 162 alumnos.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Nov 6, 2026n/a357 contacts →

Exact match

“ISI is appointed by the Department for Education to inspect association independent schools in England.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSantiago, ChileHQ recorded Nov 6, 202651-200326 contacts →

Exact match

“La Comisión Nacional de Acreditación, CNA, es un órgano creado por la Ley de Aseguramiento de la Calidad de la Educación Superior N°20.129, promulgada por la Presidencia de la…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSouth Tangerang, IndonesiaHQ recorded Nov 6, 2026201-500275 contacts →

Exact match

“As an SPK-Accredited School (Satuan Pendidikan Kerjasama), Mentari Intercultural School is authorised to offer the International Baccalaureate curriculum and the Cambridge…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 20265,001-10,000268 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchAlesund, NorwayHQ recorded Nov 6, 2026201-500268 contacts →

Exact match

“Akademiet Videregående Skole finner du i Oslo, Sandvika, Drammen, Fredrikstad, Kristiansand, Sandnes, Ålesund og Bergen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchPhilippinesHQ recorded Nov 6, 202651-200260 contacts →

Exact match

“Nueva Vizcaya State University is a higher education company based out of Nueva Vizcaya, Philippines.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchUnited StatesHQ recorded Nov 6, 2026201-500252 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchCairo, EgyptHQ recorded Nov 6, 2026501-1,000246 contacts →

Exact match

“An outstanding BSO, MSA and IB World School established over 30 years ago.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchHaarlem, NetherlandsHQ recorded Nov 6, 20261,001-5,000235 contacts →

Exact match

“Dunamare onderwijs verbindt 22 scholen voor voortgezet onderwijs in de regio Haarlem, Haarlemmermeer en Velsen (met een uitstapje naar Harlingen).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchAhmedabad, IndiaHQ recorded Nov 6, 2026501-1,000231 contacts →

Exact match

“Rai University, Ahmedabad NAAC Accredited | UGC Recognized | Approved by PCI & BCI | Member AIU | AISHE Certificate |”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchChicago, IL, United StatesHQ recorded Nov 6, 202651-200205 contacts →

Exact match

“The Higher Learning Commission was founded in 1895 as one of six historically regional institutional accreditors in the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchIskandar Puteri, MalaysiaHQ recorded Nov 6, 2026201-500204 contacts →

Exact match

“Raffles American School is a premium K-12 boarding and day school offering both AP and IBDP curriculums.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchMedford, United StatesHQ recorded Nov 6, 202651-200199 contacts →

Exact match

“Salem High School is a four-year, comprehensive, co-educational public school with an enrollment of approximately 1400 students.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchColonial Heights, VA, United StatesHQ recorded Nov 6, 2026201-500192 contacts →

Exact match

“The five schools in Colonial Heights City Public Schools include three elementary schools - Lakeview Elementary School, North Elementary School, and Tussing Elementary School -…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMersin, TürkiyeHQ recorded Nov 6, 2026201-500185 contacts →

Exact match

“Tarsus Amerikan Koleji, 2004 yılında IB Diploma Programı’nı uygulamak üzere yetkilendirilmiş ve böylece Akdeniz Bölgesinde IBDP veren ilk okuldur ve halen Akdeniz Bölgesinin tek…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSão Paulo, BrazilHQ recorded Nov 6, 202651-200177 contacts →

Exact match

“O IBES - Instituto Brasileiro para Excelência em Saúde, localizado em São Paulo/SP é um empresa voltada para atividades de Diagnóstico e Acreditação de Instituições e Programas de…”

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

Showing 25 of 1,806 secondary school accreditation organizations worldwide

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Secondary school accreditation organizations worldwide at a glance

As of Nov 6, 2026
21.9%Verified-email coverage
22.3Average contacts per company
11-50Median size (employees)
0.9%Largest-city concentration · Ahmedabad
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
381
11-50
567
51-200
537
201-500
140
501-1,000
59
1,001-5,000
48
5,001-10,000
12
10001+
28

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 secondary school accreditation organizations are linked below.
What qualifies
Company records worldwide whose business descriptions match “secondary school accreditation organizations” 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 8,831 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.

Secondary school accreditation organizations by location

8 lists · largest first

Every Secondary school accreditation organizations list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “secondary school accreditation organizations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many secondary school accreditation organizations are there worldwide?

RevenueBase identified 1,806 company matches for secondary school accreditation organizations 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?

Somerset Academy Charter Schools tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most secondary school accreditation organizations?

The United States leads with 476 companies, followed by India (150) and Indonesia (129). Every secondary school accreditation organizations list by country and city is linked on this page.

Which city has the most secondary school accreditation organizations?

Ahmedabad leads with 17 company records, followed by Toronto (15) and Anand (8).

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 8,831 professional contacts with verified work emails tracked across these 1,806 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.