Company lists · Data refreshed November 2026
Top 23 Prep schools based in Thailand
RevenueBase identified 44 company matches for prep schools associated with Thailand as of November 2026 and tracks 1,546 professional contacts across them, including 288 with verified work emails. Bangkok is the largest hub.
This list covers company matches for prep 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 6, 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.
The 23 largest prep schools based in Thailand
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 282 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 6, 2026 · View company records in RevenueBase | |||||
| 2 | 158 contacts → | ||||
Exact match “Rugby School Thailand brings together the values of a 450-year British private boarding school and the rich, rolling countryside of Chonburi.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 150 contacts → | ||||
Exact match “Welcome to Kajonkietsuksa School, Phuket's premier bilingual school.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 106 contacts → | ||||
Exact match “KPIS International School is a Nursery - Grade 12 school in Bangkok for 2-18 years old and provides unique learning experiences that build skills for an ever-changing world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 75 contacts → | ||||
Exact match “ICS is conveniently located in the Bangna district of Bangkok near the Suvarnabhumi airport.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 67 contacts → | ||||
Exact match “Opening in August 2019, BASIS International School Bangkok (BISB) is a part of the worldwide BASIS Curriculum Schools Network, America’s most successful academic network.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 62 contacts → | ||||
Exact match “Conveniently located in the city of Chiang Mai, Chiang Mai International School (CMIS) provides high quality education in an ideal social and cultural environment.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 46 contacts → | ||||
Exact match “Berkeley international school is an American school using the common core in kindergarten, elementary and AP in high school.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 37 contacts → | ||||
Exact match “Dara Academy (Thai: โรงเรียนดาราวิทยาลัย), is a private coeducational Christian school in Chiang Mai, Thailand.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 30 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 6, 2026 · View company records in RevenueBase | |||||
| 11 | 24 contacts → | ||||
Exact match “At RBIS, we celebrate transformative teaching and learning through the ‘Aim Even Higher’ ethos.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 22 contacts → | ||||
Exact match “Nakornpayap International School is a private, co-educational school located in Chiang Mai, Thailand.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 22 contacts → | ||||
Exact match “House of Griffin is committed to providing the highest quality education to enable and empower our students to seek academic achievement.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 20 contacts → | ||||
Exact match “An emphasis on rote learning and competition over understanding is a problem that has accumulated in the Thai educational system over the years.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 14 contacts → | ||||
Exact match “Our school is an extraordinary place of learning and discovery.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 13 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 6, 2026 · View company records in RevenueBase | |||||
| 17 | 13 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 12 contacts → | ||||
Exact match “At St.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 8 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 6, 2026 · View company records in RevenueBase | |||||
| 20 | 5 contacts → | ||||
Exact match “Working with high schoolers (grades 9-12) from all over the world through a long term process, our aim is to help students develop true intellectualism and empathetic global…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 2 contacts → | ||||
Exact match “The International School of Asia, Koh Lanta, offers students much more than an ordinary education.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 2 contacts → | ||||
Exact match “โรงเรียน มอ.วิทยานุสรณ์ (อังกฤษ: PSU.Wittayanusorn School) เป็นโรงเรียนวิทยาศาสตร์ ที่มีสถานภาพเป็นโรงเรียนเอกชนภายใต้การกำกับดูแลของมหาวิทยาลัยสงขลานครินทร์…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 2 contacts → | ||||
Exact match “Lean into Individuality Embrace Uncertainty Succeed and Thrive Emergence Learning is an educational consultancy committed to mentoring and personalization.” 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 “prep 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 23 of 44 prep schools based in Thailand
See the full list, filter by size, metro and specialty, and access 288 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Prep schools based in Thailand at a glance
As of Nov 6, 2026Companies by employee count
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 44 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 “prep 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 288 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.
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 “prep schools”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many prep schools are there based in Thailand?
RevenueBase identified 44 company matches for prep 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 prep schools?
Bangkok leads with 16 company records, followed by Bangkok City (4) and Chiang Mai (2).
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 288 professional contacts with verified work emails tracked across these 44 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.
Ready to reach these companies? Verified emails and direct dials for all 44 prep schools based in Thailand. Start with a free account, no credit card.
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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.
More company lists
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- New lists
- Prep schools based in Buenos Aires, Argentina
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Company intelligence · public preview
Top 23 prep schools based in Thailand
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 44 matching company records for prep schools based in Thailand, with 1,546 tracked contacts and 288 verified work emails.
This public preview shows 23 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 23 prep schools based in Thailand
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Harrow International School Bangkokharrowschool.ac.thHQ: Don Mueang, ThailandReported employees: 201-500 | Don Mueang, Thailand | 201-500 | Exact match | 282 contacts → |
“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 description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Rugby School Thailandrugbyschool.ac.thHQ: Bang Lamung District, ThailandReported employees: 201-500 | Bang Lamung District, Thailand | 201-500 | Exact match | 158 contacts → |
“Rugby School Thailand brings together the values of a 450-year British private boarding school and the rich, rolling countryside of Chonburi.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Kajonkietsuksa Schoolkajonkietsuksa.ac.thHQ: Phuket, ThailandReported employees: 51-200 | Phuket, Thailand | 51-200 | Exact match | 150 contacts → |
“Welcome to Kajonkietsuksa School, Phuket's premier bilingual school.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Kpis International Schoolkpis.ac.thHQ: Bangkhen, ThailandReported employees: 51-200 | Bangkhen, Thailand | 51-200 | Exact match | 106 contacts → |
“KPIS International School is a Nursery - Grade 12 school in Bangkok for 2-18 years old and provides unique learning experiences that build skills for an ever-changing world.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Khwaeng Bang Na, ThailandReported employees: 51-200 | Khwaeng Bang Na, Thailand | 51-200 | Exact match | 75 contacts → |
“ICS is conveniently located in the Bangna district of Bangkok near the Suvarnabhumi airport.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Basis International School Bangkokbasis.ac.thHQ: Samae Dam, ThailandReported employees: 51-200 | Samae Dam, Thailand | 51-200 | Exact match | 67 contacts → |
“Opening in August 2019, BASIS International School Bangkok (BISB) is a part of the worldwide BASIS Curriculum Schools Network, America’s most successful academic network.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Chiang MAI International Schoolcmis.ac.thHQ: Muang, ThailandReported employees: 51-200 | Muang, Thailand | 51-200 | Exact match | 62 contacts → |
“Conveniently located in the city of Chiang Mai, Chiang Mai International School (CMIS) provides high quality education in an ideal social and cultural environment.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Berkeley International Schoolberkeley.ac.thHQ: Bangna, ThailandReported employees: 51-200 | Bangna, Thailand | 51-200 | Exact match | 46 contacts → |
“Berkeley international school is an American school using the common core in kindergarten, elementary and AP in high school.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Dara Academydara.ac.thHQ: Chiang Mai, ThailandReported employees: 501-1,000 | Chiang Mai, Thailand | 501-1,000 | Exact match | 37 contacts → |
“Dara Academy (Thai: โรงเรียนดาราวิทยาลัย), is a private coeducational Christian school in Chiang Mai, Thailand.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  The Prince Royal's Collegeprc.ac.thHQ: Chiang Mai, ThailandReported employees: 501-1,000 | Chiang Mai, Thailand | 501-1,000 | Exact match | 30 contacts → |
“The Prince Royal's College is a company based out of 117 Kaew Nawarat Road, Chiang Mai, Chiang Mai, Thailand.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Rbis International Schoolrbis.ac.thHQ: Samsen Nai, ThailandReported employees: 51-200 | Samsen Nai, Thailand | 51-200 | Exact match | 24 contacts → |
“At RBIS, we celebrate transformative teaching and learning through the ‘Aim Even Higher’ ethos.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Nakornpayap International Schoolnis.ac.th HQ: Chiang Mai, ThailandReported employees: 51-200 | Chiang Mai, Thailand | 51-200 | Exact match | 22 contacts → |
“Nakornpayap International School is a private, co-educational school located in Chiang Mai, Thailand.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  House Of Griffinhouseofgriffin.comHQ: Bangkok City, ThailandReported employees: 51-200 | Bangkok City, Thailand | 51-200 | Exact match | 22 contacts → |
“House of Griffin is committed to providing the highest quality education to enable and empower our students to seek academic achievement.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Thammasat Secondary Schoolsatit.tu.ac.thHQ: Khlong Luang, ThailandReported employees: 11-50 | Khlong Luang, Thailand | 11-50 | Exact match | 20 contacts → |
“An emphasis on rote learning and competition over understanding is a problem that has accumulated in the Thai educational system over the years.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Chindamanee Schoolchindamanee.ac.thHQ: Bangkok, ThailandReported employees: 51-200 | Bangkok, Thailand | 51-200 | Exact match | 14 contacts → |
“Our school is an extraordinary place of learning and discovery.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Sirindhorn Schoolsirin.ac.thHQ: Surin, ThailandReported employees: 1,001-5,000 | Surin, Thailand | 1,001-5,000 | Exact match | 13 contacts → |
“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 description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Bangkok Christian International Schoolbcis.ac.th HQ: Bangkok City, ThailandReported employees: 11-50 | Bangkok City, Thailand | 11-50 | Exact match | 13 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | HQ: Bangkok, ThailandReported employees: 51-200 | Bangkok, Thailand | 51-200 | Exact match | 12 contacts → |
“At St.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Thewphaingarm Schoolthewphaingarm.comHQ: Bang Yi Khan, ThailandReported employees: 51-200 | Bang Yi Khan, Thailand | 51-200 | Exact match | 8 contacts → |
“Thewphaingarm school (TPG) provides our pupils with a wide variety of subjects, taught by experienced and dedicated teachers.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  TOP Scholars Acquiredtopscholars.orgHQ: Bangkok, ThailandReported employees: 11-50 | Bangkok, Thailand | 11-50 | Exact match | 5 contacts → |
“Working with high schoolers (grades 9-12) from all over the world through a long term process, our aim is to help students develop true intellectualism and empathetic global…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Koh Lanta, ThailandReported employees: 51-200 | Koh Lanta, Thailand | 51-200 | Exact match | 2 contacts → |
“The International School of Asia, Koh Lanta, offers students much more than an ordinary education.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  psu.wittayanusornpsuwit.ac.thHQ: Hatyai, ThailandReported employees: 51-200 | Hatyai, Thailand | 51-200 | Exact match | 2 contacts → |
“โรงเรียน มอ.วิทยานุสรณ์ (อังกฤษ: PSU.Wittayanusorn School) เป็นโรงเรียนวิทยาศาสตร์ ที่มีสถานภาพเป็นโรงเรียนเอกชนภายใต้การกำกับดูแลของมหาวิทยาลัยสงขลานครินทร์…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Emergence Learningemergencelearning.orgHQ: Huaykwang, ThailandReported employees: 1-10 | Huaykwang, Thailand | 1-10 | Exact match | 2 contacts → |
“Lean into Individuality Embrace Uncertainty Succeed and Thrive Emergence Learning is an educational consultancy committed to mentoring and personalization.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 23 of 44 company matches
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Prep schools: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
44 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 44 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for prep schools?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many prep schools did RevenueBase find based in Thailand?
The saved snapshot records 44 matching company records, 1,546 tracked contacts and 288 verified emails. The public preview displays 23 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Prep schools by geography
- Prep schools based in Buenos Aires, Argentina
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- Prep schools based in Brasilia, Brazil
- Prep schools based in Campinas, Brazil
- Prep schools based in Curitiba, Brazil
- Prep schools based in Recife, Brazil
- Prep schools based in Rio De Janeiro, Brazil
- Prep schools based in Salvador, Brazil
- Prep schools based in Sao Paulo, Brazil
- Prep schools based in Calgary, Canada
- Prep schools based in Toronto, Canada
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Browse the directory
Cite this list
RevenueBase Data Team. Top 23 prep schools based in Thailand. Snapshot: November 6, 2026. https://revenuebase.ai/companies/prep-schools/thailand.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Prep schools based in Buenos Aires, Argentina
- Prep schools based in Belo Horizonte, Brazil
- Prep schools based in Brasilia, Brazil
- Prep schools based in Campinas, Brazil
- Prep schools based in Curitiba, Brazil
- Prep schools based in Recife, Brazil
Company intelligence · public preview
Top 23 prep schools based in Thailand
RevenueBase records 44 matching company records for prep schools based in Thailand, with 1,546 tracked contacts and 288 verified work emails.
This public preview shows 23 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 23 prep schools based in Thailand
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Harrow International School Bangkokharrowschool.ac.th HQ: Don Mueang, ThailandReported employees: 201-500 | Don Mueang, Thailand | 201-500 | Exact match | 282 contacts → |
“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 description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Rugby School Thailandrugbyschool.ac.th HQ: Bang Lamung District, ThailandReported employees: 201-500 | Bang Lamung District, Thailand | 201-500 | Exact match | 158 contacts → |
“Rugby School Thailand brings together the values of a 450-year British private boarding school and the rich, rolling countryside of Chonburi.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Kajonkietsuksa Schoolkajonkietsuksa.ac.th HQ: Phuket, ThailandReported employees: 51-200 | Phuket, Thailand | 51-200 | Exact match | 150 contacts → |
“Welcome to Kajonkietsuksa School, Phuket's premier bilingual school.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Kpis International Schoolkpis.ac.th HQ: Bangkhen, ThailandReported employees: 51-200 | Bangkhen, Thailand | 51-200 | Exact match | 106 contacts → |
“KPIS International School is a Nursery - Grade 12 school in Bangkok for 2-18 years old and provides unique learning experiences that build skills for an ever-changing world.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Khwaeng Bang Na, ThailandReported employees: 51-200 | Khwaeng Bang Na, Thailand | 51-200 | Exact match | 75 contacts → |
“ICS is conveniently located in the Bangna district of Bangkok near the Suvarnabhumi airport.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Basis International School Bangkokbasis.ac.th HQ: Samae Dam, ThailandReported employees: 51-200 | Samae Dam, Thailand | 51-200 | Exact match | 67 contacts → |
“Opening in August 2019, BASIS International School Bangkok (BISB) is a part of the worldwide BASIS Curriculum Schools Network, America’s most successful academic network.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Chiang MAI International Schoolcmis.ac.th HQ: Muang, ThailandReported employees: 51-200 | Muang, Thailand | 51-200 | Exact match | 62 contacts → |
“Conveniently located in the city of Chiang Mai, Chiang Mai International School (CMIS) provides high quality education in an ideal social and cultural environment.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Berkeley International Schoolberkeley.ac.th HQ: Bangna, ThailandReported employees: 51-200 | Bangna, Thailand | 51-200 | Exact match | 46 contacts → |
“Berkeley international school is an American school using the common core in kindergarten, elementary and AP in high school.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Dara Academydara.ac.th HQ: Chiang Mai, ThailandReported employees: 501-1,000 | Chiang Mai, Thailand | 501-1,000 | Exact match | 37 contacts → |
“Dara Academy (Thai: โรงเรียนดาราวิทยาลัย), is a private coeducational Christian school in Chiang Mai, Thailand.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | The Prince Royal's Collegeprc.ac.th HQ: Chiang Mai, ThailandReported employees: 501-1,000 | Chiang Mai, Thailand | 501-1,000 | Exact match | 30 contacts → |
“The Prince Royal's College is a company based out of 117 Kaew Nawarat Road, Chiang Mai, Chiang Mai, Thailand.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Rbis International Schoolrbis.ac.th HQ: Samsen Nai, ThailandReported employees: 51-200 | Samsen Nai, Thailand | 51-200 | Exact match | 24 contacts → |
“At RBIS, we celebrate transformative teaching and learning through the ‘Aim Even Higher’ ethos.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Nakornpayap International Schoolnis.ac.th HQ: Chiang Mai, ThailandReported employees: 51-200 | Chiang Mai, Thailand | 51-200 | Exact match | 22 contacts → |
“Nakornpayap International School is a private, co-educational school located in Chiang Mai, Thailand.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | House Of Griffinhouseofgriffin.com HQ: Bangkok City, ThailandReported employees: 51-200 | Bangkok City, Thailand | 51-200 | Exact match | 22 contacts → |
“House of Griffin is committed to providing the highest quality education to enable and empower our students to seek academic achievement.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Thammasat Secondary Schoolsatit.tu.ac.th HQ: Khlong Luang, ThailandReported employees: 11-50 | Khlong Luang, Thailand | 11-50 | Exact match | 20 contacts → |
“An emphasis on rote learning and competition over understanding is a problem that has accumulated in the Thai educational system over the years.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Chindamanee Schoolchindamanee.ac.th HQ: Bangkok, ThailandReported employees: 51-200 | Bangkok, Thailand | 51-200 | Exact match | 14 contacts → |
“Our school is an extraordinary place of learning and discovery.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Sirindhorn Schoolsirin.ac.th HQ: Surin, ThailandReported employees: 1,001-5,000 | Surin, Thailand | 1,001-5,000 | Exact match | 13 contacts → |
“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 description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Bangkok Christian International Schoolbcis.ac.th HQ: Bangkok City, ThailandReported employees: 11-50 | Bangkok City, Thailand | 11-50 | Exact match | 13 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | HQ: Bangkok, ThailandReported employees: 51-200 | Bangkok, Thailand | 51-200 | Exact match | 12 contacts → |
“At St.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Thewphaingarm Schoolthewphaingarm.com HQ: Bang Yi Khan, ThailandReported employees: 51-200 | Bang Yi Khan, Thailand | 51-200 | Exact match | 8 contacts → |
“Thewphaingarm school (TPG) provides our pupils with a wide variety of subjects, taught by experienced and dedicated teachers.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | TOP Scholars Acquiredtopscholars.org HQ: Bangkok, ThailandReported employees: 11-50 | Bangkok, Thailand | 11-50 | Exact match | 5 contacts → |
“Working with high schoolers (grades 9-12) from all over the world through a long term process, our aim is to help students develop true intellectualism and empathetic global…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Koh Lanta, ThailandReported employees: 51-200 | Koh Lanta, Thailand | 51-200 | Exact match | 2 contacts → |
“The International School of Asia, Koh Lanta, offers students much more than an ordinary education.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | psu.wittayanusornpsuwit.ac.th HQ: Hatyai, ThailandReported employees: 51-200 | Hatyai, Thailand | 51-200 | Exact match | 2 contacts → |
“โรงเรียน มอ.วิทยานุสรณ์ (อังกฤษ: PSU.Wittayanusorn School) เป็นโรงเรียนวิทยาศาสตร์ ที่มีสถานภาพเป็นโรงเรียนเอกชนภายใต้การกำกับดูแลของมหาวิทยาลัยสงขลานครินทร์…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Emergence Learningemergencelearning.org HQ: Huaykwang, ThailandReported employees: 1-10 | Huaykwang, Thailand | 1-10 | Exact match | 2 contacts → |
“Lean into Individuality Embrace Uncertainty Succeed and Thrive Emergence Learning is an educational consultancy committed to mentoring and personalization.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 23 of 44 company matches
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Prep schools: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
44 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 44 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for prep schools?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many prep schools did RevenueBase find based in Thailand?
The saved snapshot records 44 matching company records, 1,546 tracked contacts and 288 verified emails. The public preview displays 23 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 23 prep schools based in Thailand. Snapshot: November 6, 2026. https://revenuebase.ai/companies/prep-schools/thailand.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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