Company lists · Data refreshed November 2026

Top 11 Elementary and secondary schools based in Thailand

RevenueBase identified 27 company matches for elementary and secondary schools associated with Thailand as of November 2026 and tracks 615 professional contacts across them, including 33 with verified work emails. Bangkok is the largest hub.

This list covers company matches for elementary and secondary schools associated with Thailand, 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 5, 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 5, 2026 How this list was built
27Companies
615Contacts tracked
33Verified emails
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The 11 largest elementary and secondary schools based in Thailand

Ranked by team size
Top 11 of 27 company matches for elementary and secondary schools based in Thailand, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 matchDon Mueang, ThailandHQ recorded Nov 5, 2026201-500282 contacts →

Exact match

“Harrow International School Bangkok is organised into two sections: Lower School, which comprises the Early Years Centre (from Little Lions to K2) and the Pre Prep (Infants and…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchChiang Mai, ThailandHQ recorded Nov 5, 2026501-1,00030 contacts →

Exact match

“The Prince Royal's College is a company based out of 117 Kaew Nawarat Road, Chiang Mai, Chiang Mai, Thailand.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchSamsen Nai, ThailandHQ recorded Nov 5, 202651-20024 contacts →

Exact match

“At RBIS, we celebrate transformative teaching and learning through the ‘Aim Even Higher’ ethos.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchHatyai, ThailandHQ recorded Nov 5, 202651-20018 contacts →

Exact match

“Bloomsbury International School Hatyai is a leading international school in Songkla, Thailand.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchUbon Ratchathani, ThailandHQ recorded Nov 5, 202651-20018 contacts →

Exact match

“Ubon Adventist International Mission School is a company based out of 148 ถนนพโลรังฤทธิ์, Ubon Ratchathani, Ubon Ratchathani, Thailand.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchDin Daeng District, ThailandHQ recorded Nov 5, 2026201-50016 contacts →

Exact match

“On 25 July 1949, Field Marshal Phin Choonhavan, as Deputy Commander in Chief of the Royal Thai Army, collected money and funds to establish an Army school for children.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchBangkok, ThailandHQ recorded Nov 5, 202651-20014 contacts →

Exact match

“Our school is an extraordinary place of learning and discovery.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchSurin, ThailandHQ recorded Nov 5, 20261,001-5,00013 contacts →

Exact match

“Sirindhorn School, Surin Province, located in the vibrant heart of Surin, Thailand, stands as a distinguished beacon of learning where academic excellence is harmoniously…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchBangkok City, ThailandHQ recorded Nov 5, 202611-5013 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchBang Yi Khan, ThailandHQ recorded Nov 5, 202651-2008 contacts →

Exact match

“Thewphaingarm school (TPG) provides our pupils with a wide variety of subjects, taught by experienced and dedicated teachers.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchBangkok, ThailandHQ recorded Nov 5, 2026201-5007 contacts →

Exact match

“Welcome to Minder Pathana Suksa School!”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 11 of 27 elementary and secondary schools based in Thailand

See the full list, filter by size, metro and specialty, and access 33 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Elementary and secondary schools based in Thailand at a glance

As of Nov 5, 2026
5.4%Verified-email coverage
22.8Average contacts per company
51-200Median size (employees)
22.2%Largest-city concentration · Bangkok
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
6
11-50
3
51-200
11
201-500
4
501-1,000
1
1,001-5,000
1

Email recency for this list is measured worldwide rather than for Thailand, so it is reported there. Company counts and contact totals on this page are exact for Thailand, over 27 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 Thailand whose business descriptions match “elementary and 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. 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 33 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 5, 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 “elementary and secondary schools”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many elementary and secondary schools are there based in Thailand?

RevenueBase identified 27 company matches for elementary and secondary schools associated with Thailand 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?

Harrow International School Bangkok tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most elementary and secondary schools?

Bangkok leads with 6 company records, followed by Bangkok City (3) and Chiang Mai (1).

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 33 professional contacts with verified work emails tracked across these 27 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 5, 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.