Company lists · Data refreshed November 2026
Top 25 International baccalaureate schools based in Thailand
RevenueBase identified 71 company matches for international baccalaureate schools associated with Thailand as of November 2026 and tracks 4,741 professional contacts across them, including 1,309 with verified work emails. Bangkok is the largest hub.
This list covers company matches for international baccalaureate 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 25 largest international baccalaureate schools based in Thailand
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 386 contacts → | ||||
Exact match “The first and only full, not-for-profit International Baccalaureate (IB) World School in Bangkok, NIST International School was established in 1992 with the support of the United…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 313 contacts → | ||||
Exact match “SISB is a leading international school in Thailand providing education from Nursery to Sixth Form (Ages 2-18 ).” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 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 | |||||
| 4 | 257 contacts → | ||||
Exact match “RIS is one of Thailand's longest-running international schools."Ruamrudee." Thai for "Union of Hearts," perfectly captures this Catholic school's philosophy of welcoming all…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 209 contacts → | ||||
Exact match “St.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 199 contacts → | ||||
Exact match “KIS International School Bangkok centrally located in Bangkok, Thailand is the only school in Bangkok to offer all four International Baccalaureate programmes.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 193 contacts → | ||||
Exact match “Established in 1951, International School Bangkok (ISB) is an independent, non-profit, co-educational day school serving a community of over 60 nationalities from Pre-Kindergarten…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 184 contacts → | ||||
Exact match “British International School Phuket (BISP) is a leading British day and boarding school in Thailand (est.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 170 contacts → | ||||
Exact match “Wells International School, a branch of the EverClever Education Group and a member of the International Schools Association of Thailand, is an international school that consists…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 140 contacts → | ||||
Exact match “Wellington College International School Bangkok, the first Wellington College established in ASEAN, follows the standards set forth by the founding school, Wellington College in…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 129 contacts → | ||||
Exact match “Encircled by rubber tree plantations and virgin rainforest, United World College Thailand International School sits nestled in the foothills of Phuket’s green-capped mountains…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 123 contacts → | ||||
Exact match “Brighton College was recently named as England's Independent School of the Decade by The Sunday Times, for achieving the very best academic results and a stellar record of entry…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 99 contacts → | ||||
Exact match “At the Australian International School Bangkok we aim to develop an enriching learning environment for all students, where all members of the school community are valued for their…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 98 contacts → | ||||
Exact match “Unity Concord International School (UCIS) was opened in 2017 by Amporn and Chugait Garmolgomut.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 97 contacts → | ||||
Exact match “Concordian International School is a Pre-K to Grade 12 IB World School located in Bangkaew, Bangplee, Bangkok, Samutprakarn, Thailand; which is around 10 minutes to central…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 84 contacts → | ||||
Exact match “Founded in 2005, HeadStart International school has rapidly developed into one of the leading International Schools in Phuket.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 79 contacts → | ||||
Exact match “INTERNATIONAL PIONEERS SCHOOL (IPS) was established in January 1998, initially as a kindergarten school, which subsequently expanded to become an international school…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 71 contacts → | ||||
Exact match “Ascot International School is a popular and fast-expanding IB World School, proud of its English language environment where students develop creatively, grow personally and pursue…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 69 contacts → | ||||
Exact match “VERSO is a pioneering, innovative international school with vision to inspire everyone to be Future Ready and to build a global community of Citizen Designers VERSO delivers an…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 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 | |||||
| 21 | 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 | |||||
| 22 | 59 contacts → | ||||
Exact match “A top residential and day school, providing a family-centered, international IB continuum school” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 50 contacts → | ||||
Exact match “We provide a progressive learning environment that challenges young minds to achieve both academic excellence and personal happiness.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 46 contacts → | ||||
Exact match “Pan-Asia International School is a well- established, successful school catering for 3-18 year old.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 42 contacts → | ||||
Exact match “Beaconhouse Yamsaard International School (BYIS) is a dynamic, purpose-driven international school that offers a supportive yet high-expectation workplace for educators, while…” 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 baccalaureate 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 71 international baccalaureate schools based in Thailand
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International baccalaureate 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 71 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 “international baccalaureate 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 1,309 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 “international baccalaureate schools”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many international baccalaureate schools are there based in Thailand?
RevenueBase identified 71 company matches for international baccalaureate 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?
Nist International School tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most international baccalaureate schools?
Bangkok leads with 21 company records, followed by Chiang Mai (5) and Bangkok City (4).
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 1,309 professional contacts with verified work emails tracked across these 71 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 71 international baccalaureate schools based in Thailand. Start with a free account, no credit card.
Download this list →Related lists
International baccalaureate schools by geography
- International baccalaureate schools based in Cairo, Egypt
- International baccalaureate schools based in Bangalore, India
- International baccalaureate schools based in Hyderabad, India
- International baccalaureate schools based in Mumbai, India
- International baccalaureate schools based in Singapore, Singapore
- International baccalaureate schools based in Dubai, United Arab Emirates
- International baccalaureate schools based in London, United Kingdom
- International baccalaureate schools based in Argentina
- International baccalaureate schools based in Australia
- International baccalaureate schools based in Bangladesh
- International baccalaureate schools based in Belgium
- International baccalaureate schools based in Brazil
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
- All company lists
- Lists by location
- Lists A-Z
- New lists
- International baccalaureate schools based in Cairo, Egypt
- International baccalaureate schools based in Bangalore, India
- International baccalaureate schools based in Hyderabad, India
- International baccalaureate schools based in Mumbai, India
- International baccalaureate schools based in Singapore, Singapore
- International baccalaureate schools based in Dubai, United Arab Emirates
Company intelligence · public preview
Top 25 international baccalaureate 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 71 matching company records for international baccalaureate schools based in Thailand, with 4,741 tracked contacts and 1,309 verified work emails.
This public preview shows 25 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 25 international baccalaureate 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 |  Nist International Schoolnist.ac.thHQ: Khlong Toei Nuea, ThailandReported employees: 501-1,000 | Khlong Toei Nuea, Thailand | 501-1,000 | Exact match | 386 contacts → |
“The first and only full, not-for-profit International Baccalaureate (IB) World School in Bangkok, NIST International School was established in 1992 with the support of the United…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Sisb Schoolssisb.ac.thHQ: Bangkok, ThailandReported employees: 501-1,000 | Bangkok, Thailand | 501-1,000 | Exact match | 313 contacts → |
“SISB is a leading international school in Thailand providing education from Nursery to Sixth Form (Ages 2-18 ).” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  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. | |||||
| 4 |  RIS Ruamrudee International Schoolrism.ac.thHQ: Bangkok, ThailandReported employees: 201-500 | Bangkok, Thailand | 201-500 | Exact match | 257 contacts → |
“RIS is one of Thailand's longest-running international schools."Ruamrudee." Thai for "Union of Hearts," perfectly captures this Catholic school's philosophy of welcoming all…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  St. Andrews International Schools, Thailandstandrews-schools.comHQ: Bangkok, ThailandReported employees: 501-1,000 | Bangkok, Thailand | 501-1,000 | Exact match | 209 contacts → |
“St.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  KIS International Schoolkis.ac.thHQ: Bangkok, ThailandReported employees: 51-200 | Bangkok, Thailand | 51-200 | Exact match | 199 contacts → |
“KIS International School Bangkok centrally located in Bangkok, Thailand is the only school in Bangkok to offer all four International Baccalaureate programmes.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  International School Bangkokisb.ac.thHQ: Amphur Pakkret, ThailandReported employees: 501-1,000 | Amphur Pakkret, Thailand | 501-1,000 | Exact match | 193 contacts → |
“Established in 1951, International School Bangkok (ISB) is an independent, non-profit, co-educational day school serving a community of over 60 nationalities from Pre-Kindergarten…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  British International School, Phuketbisphuket.ac.thHQ: A. Muang, ThailandReported employees: 201-500 | A. Muang, Thailand | 201-500 | Exact match | 184 contacts → |
“British International School Phuket (BISP) is a leading British day and boarding school in Thailand (est.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Wells International Schoolwells-school.comHQ: Bangkok, ThailandReported employees: 51-200 | Bangkok, Thailand | 51-200 | Exact match | 170 contacts → |
“Wells International School, a branch of the EverClever Education Group and a member of the International Schools Association of Thailand, is an international school that consists…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Wellington College International School Bangkokwellingtoncollege.ac.thHQ: Saphan Soong District, ThailandReported employees: 51-200 | Saphan Soong District, Thailand | 51-200 | Exact match | 140 contacts → |
“Wellington College International School Bangkok, the first Wellington College established in ASEAN, follows the standards set forth by the founding school, Wellington College in…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  UWC Thailanduwcthailand.ac.thHQ: Thalang, ThailandReported employees: 51-200 | Thalang, Thailand | 51-200 | Exact match | 129 contacts → |
“Encircled by rubber tree plantations and virgin rainforest, United World College Thailand International School sits nestled in the foothills of Phuket’s green-capped mountains…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Brighton College Bangkokbrightoncollege.ac.thHQ: Bangkok, ThailandReported employees: 51-200 | Bangkok, Thailand | 51-200 | Exact match | 123 contacts → |
“Brighton College was recently named as England's Independent School of the Decade by The Sunday Times, for achieving the very best academic results and a stellar record of entry…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Australian International School Bangkokaustralianisb.ac.thHQ: Klong Toey, ThailandReported employees: 51-200 | Klong Toey, Thailand | 51-200 | Exact match | 99 contacts → |
“At the Australian International School Bangkok we aim to develop an enriching learning environment for all students, where all members of the school community are valued for their…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Unity Concord International Schoolucis.ac.thHQ: Amphur Sarapee, ThailandReported employees: 201-500 | Amphur Sarapee, Thailand | 201-500 | Exact match | 98 contacts → |
“Unity Concord International School (UCIS) was opened in 2017 by Amporn and Chugait Garmolgomut.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Concordian International Schoolconcordian.ac.thHQ: Bangkok, ThailandReported employees: 201-500 | Bangkok, Thailand | 201-500 | Exact match | 97 contacts → |
“Concordian International School is a Pre-K to Grade 12 IB World School located in Bangkaew, Bangplee, Bangkok, Samutprakarn, Thailand; which is around 10 minutes to central…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Headstart International School, Phuketheadstartphuket.comHQ: Phuket, ThailandReported employees: 201-500 | Phuket, Thailand | 201-500 | Exact match | 84 contacts → |
“Founded in 2005, HeadStart International school has rapidly developed into one of the leading International Schools in Phuket.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  International Pioneers School IPSips.ac.thHQ: Bangkok, ThailandReported employees: 51-200 | Bangkok, Thailand | 51-200 | Exact match | 79 contacts → |
“INTERNATIONAL PIONEERS SCHOOL (IPS) was established in January 1998, initially as a kindergarten school, which subsequently expanded to become an international school…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Ascot International Schoolascot.ac.thHQ: Bangkok, ThailandReported employees: 201-500 | Bangkok, Thailand | 201-500 | Exact match | 71 contacts → |
“Ascot International School is a popular and fast-expanding IB World School, proud of its English language environment where students develop creatively, grow personally and pursue…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Verso International Schoolverso.ac.thHQ: Samut Prakan, ThailandReported employees: 51-200 | Samut Prakan, Thailand | 51-200 | Exact match | 69 contacts → |
“VERSO is a pioneering, innovative international school with vision to inspire everyone to be Future Ready and to build a global community of Citizen Designers VERSO delivers an…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  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. | |||||
| 21 |  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. | |||||
| 22 | HQ: Hangdong, ThailandReported employees: 51-200 | Hangdong, Thailand | 51-200 | Exact match | 59 contacts → |
“A top residential and day school, providing a family-centered, international IB continuum school” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Norwich International School Bangkoknorwichschool.ac.thHQ: Bang Nam Chuet, ThailandReported employees: 51-200 | Bang Nam Chuet, Thailand | 51-200 | Exact match | 50 contacts → |
“We provide a progressive learning environment that challenges young minds to achieve both academic excellence and personal happiness.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Pan-Asia International School, Bangkokpais.ac.thHQ: Bangkok, ThailandReported employees: 51-200 | Bangkok, Thailand | 51-200 | Exact match | 46 contacts → |
“Pan-Asia International School is a well- established, successful school catering for 3-18 year old.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Bangkok, ThailandReported employees: 11-50 | Bangkok, Thailand | 11-50 | Exact match | 42 contacts → |
“Beaconhouse Yamsaard International School (BYIS) is a dynamic, purpose-driven international school that offers a supportive yet high-expectation workplace for educators, while…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 71 company matches
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International baccalaureate 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
71 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 71 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 international baccalaureate 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 international baccalaureate schools did RevenueBase find based in Thailand?
The saved snapshot records 71 matching company records, 4,741 tracked contacts and 1,309 verified emails. The public preview displays 25 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
International baccalaureate schools by geography
- International baccalaureate schools based in Cairo, Egypt
- International baccalaureate schools based in Bangalore, India
- International baccalaureate schools based in Hyderabad, India
- International baccalaureate schools based in Mumbai, India
- International baccalaureate schools based in Singapore, Singapore
- International baccalaureate schools based in Dubai, United Arab Emirates
- International baccalaureate schools based in London, United Kingdom
- International baccalaureate schools based in Argentina
- International baccalaureate schools based in Australia
- International baccalaureate schools based in Bangladesh
- International baccalaureate schools based in Belgium
- International baccalaureate schools based in Brazil
Cite this list
RevenueBase Data Team. Top 25 international baccalaureate schools based in Thailand. Snapshot: November 6, 2026. https://revenuebase.ai/companies/international-baccalaureate-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
- International baccalaureate schools based in Cairo, Egypt
- International baccalaureate schools based in Bangalore, India
- International baccalaureate schools based in Hyderabad, India
- International baccalaureate schools based in Mumbai, India
- International baccalaureate schools based in Singapore, Singapore
- International baccalaureate schools based in Dubai, United Arab Emirates
Company intelligence · public preview
Top 25 international baccalaureate schools based in Thailand
RevenueBase records 71 matching company records for international baccalaureate schools based in Thailand, with 4,741 tracked contacts and 1,309 verified work emails.
This public preview shows 25 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 25 international baccalaureate 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 | Nist International Schoolnist.ac.th HQ: Khlong Toei Nuea, ThailandReported employees: 501-1,000 | Khlong Toei Nuea, Thailand | 501-1,000 | Exact match | 386 contacts → |
“The first and only full, not-for-profit International Baccalaureate (IB) World School in Bangkok, NIST International School was established in 1992 with the support of the United…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Sisb Schoolssisb.ac.th HQ: Bangkok, ThailandReported employees: 501-1,000 | Bangkok, Thailand | 501-1,000 | Exact match | 313 contacts → |
“SISB is a leading international school in Thailand providing education from Nursery to Sixth Form (Ages 2-18 ).” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | 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. | |||||
| 4 | RIS Ruamrudee International Schoolrism.ac.th HQ: Bangkok, ThailandReported employees: 201-500 | Bangkok, Thailand | 201-500 | Exact match | 257 contacts → |
“RIS is one of Thailand's longest-running international schools."Ruamrudee." Thai for "Union of Hearts," perfectly captures this Catholic school's philosophy of welcoming all…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | St. Andrews International Schools, Thailandstandrews-schools.com HQ: Bangkok, ThailandReported employees: 501-1,000 | Bangkok, Thailand | 501-1,000 | Exact match | 209 contacts → |
“St.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | KIS International Schoolkis.ac.th HQ: Bangkok, ThailandReported employees: 51-200 | Bangkok, Thailand | 51-200 | Exact match | 199 contacts → |
“KIS International School Bangkok centrally located in Bangkok, Thailand is the only school in Bangkok to offer all four International Baccalaureate programmes.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | International School Bangkokisb.ac.th HQ: Amphur Pakkret, ThailandReported employees: 501-1,000 | Amphur Pakkret, Thailand | 501-1,000 | Exact match | 193 contacts → |
“Established in 1951, International School Bangkok (ISB) is an independent, non-profit, co-educational day school serving a community of over 60 nationalities from Pre-Kindergarten…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | British International School, Phuketbisphuket.ac.th HQ: A. Muang, ThailandReported employees: 201-500 | A. Muang, Thailand | 201-500 | Exact match | 184 contacts → |
“British International School Phuket (BISP) is a leading British day and boarding school in Thailand (est.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Wells International Schoolwells-school.com HQ: Bangkok, ThailandReported employees: 51-200 | Bangkok, Thailand | 51-200 | Exact match | 170 contacts → |
“Wells International School, a branch of the EverClever Education Group and a member of the International Schools Association of Thailand, is an international school that consists…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Wellington College International School Bangkokwellingtoncollege.ac.th HQ: Saphan Soong District, ThailandReported employees: 51-200 | Saphan Soong District, Thailand | 51-200 | Exact match | 140 contacts → |
“Wellington College International School Bangkok, the first Wellington College established in ASEAN, follows the standards set forth by the founding school, Wellington College in…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | UWC Thailanduwcthailand.ac.th HQ: Thalang, ThailandReported employees: 51-200 | Thalang, Thailand | 51-200 | Exact match | 129 contacts → |
“Encircled by rubber tree plantations and virgin rainforest, United World College Thailand International School sits nestled in the foothills of Phuket’s green-capped mountains…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Brighton College Bangkokbrightoncollege.ac.th HQ: Bangkok, ThailandReported employees: 51-200 | Bangkok, Thailand | 51-200 | Exact match | 123 contacts → |
“Brighton College was recently named as England's Independent School of the Decade by The Sunday Times, for achieving the very best academic results and a stellar record of entry…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Australian International School Bangkokaustralianisb.ac.th HQ: Klong Toey, ThailandReported employees: 51-200 | Klong Toey, Thailand | 51-200 | Exact match | 99 contacts → |
“At the Australian International School Bangkok we aim to develop an enriching learning environment for all students, where all members of the school community are valued for their…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Unity Concord International Schoolucis.ac.th HQ: Amphur Sarapee, ThailandReported employees: 201-500 | Amphur Sarapee, Thailand | 201-500 | Exact match | 98 contacts → |
“Unity Concord International School (UCIS) was opened in 2017 by Amporn and Chugait Garmolgomut.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Concordian International Schoolconcordian.ac.th HQ: Bangkok, ThailandReported employees: 201-500 | Bangkok, Thailand | 201-500 | Exact match | 97 contacts → |
“Concordian International School is a Pre-K to Grade 12 IB World School located in Bangkaew, Bangplee, Bangkok, Samutprakarn, Thailand; which is around 10 minutes to central…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Headstart International School, Phuketheadstartphuket.com HQ: Phuket, ThailandReported employees: 201-500 | Phuket, Thailand | 201-500 | Exact match | 84 contacts → |
“Founded in 2005, HeadStart International school has rapidly developed into one of the leading International Schools in Phuket.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | International Pioneers School IPSips.ac.th HQ: Bangkok, ThailandReported employees: 51-200 | Bangkok, Thailand | 51-200 | Exact match | 79 contacts → |
“INTERNATIONAL PIONEERS SCHOOL (IPS) was established in January 1998, initially as a kindergarten school, which subsequently expanded to become an international school…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Ascot International Schoolascot.ac.th HQ: Bangkok, ThailandReported employees: 201-500 | Bangkok, Thailand | 201-500 | Exact match | 71 contacts → |
“Ascot International School is a popular and fast-expanding IB World School, proud of its English language environment where students develop creatively, grow personally and pursue…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Verso International Schoolverso.ac.th HQ: Samut Prakan, ThailandReported employees: 51-200 | Samut Prakan, Thailand | 51-200 | Exact match | 69 contacts → |
“VERSO is a pioneering, innovative international school with vision to inspire everyone to be Future Ready and to build a global community of Citizen Designers VERSO delivers an…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | 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. | |||||
| 21 | 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. | |||||
| 22 | HQ: Hangdong, ThailandReported employees: 51-200 | Hangdong, Thailand | 51-200 | Exact match | 59 contacts → |
“A top residential and day school, providing a family-centered, international IB continuum school” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Norwich International School Bangkoknorwichschool.ac.th HQ: Bang Nam Chuet, ThailandReported employees: 51-200 | Bang Nam Chuet, Thailand | 51-200 | Exact match | 50 contacts → |
“We provide a progressive learning environment that challenges young minds to achieve both academic excellence and personal happiness.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Pan-Asia International School, Bangkokpais.ac.th HQ: Bangkok, ThailandReported employees: 51-200 | Bangkok, Thailand | 51-200 | Exact match | 46 contacts → |
“Pan-Asia International School is a well- established, successful school catering for 3-18 year old.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Bangkok, ThailandReported employees: 11-50 | Bangkok, Thailand | 11-50 | Exact match | 42 contacts → |
“Beaconhouse Yamsaard International School (BYIS) is a dynamic, purpose-driven international school that offers a supportive yet high-expectation workplace for educators, while…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 71 company matches
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International baccalaureate 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
71 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 71 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 international baccalaureate 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 international baccalaureate schools did RevenueBase find based in Thailand?
The saved snapshot records 71 matching company records, 4,741 tracked contacts and 1,309 verified emails. The public preview displays 25 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
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Cite this list
RevenueBase Data Team. Top 25 international baccalaureate schools based in Thailand. Snapshot: November 6, 2026. https://revenuebase.ai/companies/international-baccalaureate-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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