Company lists · Data refreshed September 2026
Top 25 All-boys high schools based in the United Kingdom
RevenueBase identified 230 company matches for all-boys high schools associated with the United Kingdom as of September 2026 and tracks 9,150 professional contacts across them, including 2,283 with verified work emails. London is the largest hub.
This list covers company matches for all-boys high schools associated with the United Kingdom, 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 September 19, 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 all-boys high schools based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 411 contacts → | ||||
Exact match “Harrow School is one of the world’s most well-known schools.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 2 | 329 contacts → | ||||
Exact match “Shrewsbury School was founded by Edward VI by Royal Charter in 1552, and it was identified as one of the ‘Great’ public schools by the Clarendon Commission 1868.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 3 | 266 contacts → | ||||
Exact match “Founded in 597AD, The King’s School is reputedly the oldest school in the world.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 4 | 220 contacts → | ||||
Exact match “The Grammar School at Leeds (GSAL) is a leading independent school for boys and girls aged 2-18.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 5 | 219 contacts → | ||||
Exact match “Warwick School has a very long and rich history stretching back reputedly to 914, making it one of the oldest schools in the country.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 185 contacts → | ||||
Exact match “Westminster School's and Westminster Under School's reputations as centres of academic excellence are built upon our pupils’ genuine enjoyment of open-minded enquiry, rigorous…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 7 | 179 contacts → | ||||
Exact match “Radley College prepares boys for a life of purpose, leadership and happiness.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 177 contacts → | ||||
Exact match “The Manchester Grammar School is one of the nation’s truly great schools.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 134 contacts → | ||||
Exact match “Nestled in the picturesque Dorset countryside, Clayesmore is not just a school; it's a vibrant community where students thrive both academically and personally.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 130 contacts → | ||||
Exact match “Barking Abbey School was founded in 1922 as one of the first co-educational grammar schools in England.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 106 contacts → | ||||
Exact match “At Watford Grammar School for Boys we aim to take every student in our care on a most extraordinary journey, and one which can nurture the talent and provide the skills and…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 92 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 83 contacts → | ||||
Exact match “Walton High aims to enhance and enrich the lives of children and young people by enabling them to make the most of outstanding learning opportunities within and beyond the…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 74 contacts → | ||||
Exact match “Cotham has an excellent reputation in Bristol built on our specialisms in Performing Arts, Maths and Computing and an outstanding GCSE and A Level examination record that is…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 73 contacts → | ||||
Exact match “Burnham Grammar School’s aim is for every individual student to ‘Embrace Challenge’ on their journey to academic and personal success.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 73 contacts → | ||||
Exact match “We are a thriving, ambitious, and welcoming school community that delivers a world-class education for boys and girls in East London.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 73 contacts → | ||||
Exact match “The Mill Hill Schools comprise of Grimsdell Pre-Preparatory School, Belmont Preparatory School, Mill Hill School and Mill Hill International offering education to boys and girls…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 71 contacts → | ||||
Exact match “George Abbot is an outstanding, non-selective secondary school.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 67 contacts → | ||||
Exact match “Poole Grammar is a secondary-maintained all boys grammar school based on Gravel Hill, on the northern edge of the busy town of Poole and within easy reach of the beautiful Poole…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 20 | 65 contacts → | ||||
Exact match “Dame Allan’s Schools were founded in 1705 by Dame Eleanor Allan to provide a ‘proper education’ for boys and girls in Newcastle.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 21 | 64 contacts → | ||||
Exact match “Richard Challoner is a highly successful Catholic school for boys aged 11-18 and girls 16-18 which has served the local Catholic community since 1959.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 61 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 61 contacts → | ||||
Exact match “The Judd School is a special place to learn and grow, for students and staff.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 24 | 58 contacts → | ||||
Exact match “Founded in 1656 by Newport haberdasher and businessman William Adams.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 25 | 57 contacts → | ||||
Exact match “The Cardinal Vaughan Memorial School was founded in 1914 and is a national memorial to Cardinal Herbert Vaughan, the third Archbishop of Westminster.” Recorded in the RevenueBase company graph · Sep 19, 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 “all-boys high 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 230 all-boys high schools based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 2,283 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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All-boys high schools based in the United Kingdom at a glance
As of Sep 19, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 230 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 the United Kingdom whose business descriptions match “all-boys high 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 2,283 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 September 19, 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 “all-boys high schools”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many all-boys high schools are there based in the United Kingdom?
RevenueBase identified 230 company matches for all-boys high schools associated with the United Kingdom as of September 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 School tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most all-boys high schools?
London leads with 34 company records, followed by Belfast (4) and Birmingham (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 2,283 professional contacts with verified work emails tracked across these 230 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 September 19, 2026.
Ready to reach these companies? Verified emails and direct dials for all 230 all-boys high schools based in the United Kingdom. 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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- All-boys high schools based in Australia
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- All-boys high schools based in the United States
Company intelligence · public preview
Top 25 all-boys high schools based in the United Kingdom
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 230 matching company records for all-boys high schools based in the United Kingdom, with 9,150 tracked contacts and 2,283 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: September 19, 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 all-boys high schools based in the United Kingdom
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 Schoolharrowschool.org.uk HQ: Harrow On The Hill, United KingdomReported employees: 501-1,000 | Harrow On The Hill, United Kingdom | 501-1,000 | Exact match | 411 contacts → |
“Harrow School is one of the world’s most well-known schools.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Shrewsbury Schoolshrewsbury.org.uk HQ: Shrewsbury, United KingdomReported employees: 201-500 | Shrewsbury, United Kingdom | 201-500 | Exact match | 329 contacts → |
“Shrewsbury School was founded by Edward VI by Royal Charter in 1552, and it was identified as one of the ‘Great’ public schools by the Clarendon Commission 1868.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | The King's School, Canterburykings-school.co.uk HQ: Canterbury, United KingdomReported employees: 501-1,000 | Canterbury, United Kingdom | 501-1,000 | Exact match | 266 contacts → |
“Founded in 597AD, The King’s School is reputedly the oldest school in the world.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | The Grammar School At Leedsgsal.org.uk HQ: Leeds, United KingdomReported employees: 201-500 | Leeds, United Kingdom | 201-500 | Exact match | 220 contacts → |
“The Grammar School at Leeds (GSAL) is a leading independent school for boys and girls aged 2-18.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Warwick Schoolwarwickschool.org HQ: Warwick, United KingdomReported employees: 51-200 | Warwick, United Kingdom | 51-200 | Exact match | 219 contacts → |
“Warwick School has a very long and rich history stretching back reputedly to 914, making it one of the oldest schools in the country.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Westminster School, Londonwestminster.org.ukHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 185 contacts → |
“Westminster School's and Westminster Under School's reputations as centres of academic excellence are built upon our pupils’ genuine enjoyment of open-minded enquiry, rigorous…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Radley Collegeradley.org.uk HQ: Abingdon, United KingdomReported employees: 201-500 | Abingdon, United Kingdom | 201-500 | Exact match | 179 contacts → |
“Radley College prepares boys for a life of purpose, leadership and happiness.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Manchester, United KingdomReported employees: 201-500 | Manchester, United Kingdom | 201-500 | Exact match | 177 contacts → |
“The Manchester Grammar School is one of the nation’s truly great schools.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Clayesmore Schoolclayesmore.comHQ: Blandford Forum, United KingdomReported employees: 201-500 | Blandford Forum, United Kingdom | 201-500 | Exact match | 134 contacts → |
“Nestled in the picturesque Dorset countryside, Clayesmore is not just a school; it's a vibrant community where students thrive both academically and personally.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Barking Abbey Schoolbarkingabbeyschool.co.uk HQ: Barking, United KingdomReported employees: 201-500 | Barking, United Kingdom | 201-500 | Exact match | 130 contacts → |
“Barking Abbey School was founded in 1922 as one of the first co-educational grammar schools in England.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Watford Grammar School For Boyswatfordboys.orgHQ: Watford, United KingdomReported employees: 51-200 | Watford, United Kingdom | 51-200 | Exact match | 106 contacts → |
“At Watford Grammar School for Boys we aim to take every student in our care on a most extraordinary journey, and one which can nurture the talent and provide the skills and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Harris Academy Chobhamharrischobham.org.ukHQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 92 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 | Walton High, Milton Keyneswaltonhigh.org.uk HQ: Milton Keynes, United KingdomReported employees: 201-500 | Milton Keynes, United Kingdom | 201-500 | Exact match | 83 contacts → |
“Walton High aims to enhance and enrich the lives of children and young people by enabling them to make the most of outstanding learning opportunities within and beyond the…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Cotham Schoolcotham.bristol.sch.uk HQ: Cotham, United KingdomReported employees: 51-200 | Cotham, United Kingdom | 51-200 | Exact match | 74 contacts → |
“Cotham has an excellent reputation in Bristol built on our specialisms in Performing Arts, Maths and Computing and an outstanding GCSE and A Level examination record that is…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Burnham Grammar Schoolburnhamgrammar.org.uk HQ: Burnham, United KingdomReported employees: 51-200 | Burnham, United Kingdom | 51-200 | Exact match | 73 contacts → |
“Burnham Grammar School’s aim is for every individual student to ‘Embrace Challenge’ on their journey to academic and personal success.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Bobby Moore Academybobbymooreacademy.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 73 contacts → |
“We are a thriving, ambitious, and welcoming school community that delivers a world-class education for boys and girls in East London.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | The Mill Hill School Foundationmillhill.org.uk HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 73 contacts → |
“The Mill Hill Schools comprise of Grimsdell Pre-Preparatory School, Belmont Preparatory School, Mill Hill School and Mill Hill International offering education to boys and girls…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | George Abbot Schoolgeorgeabbot.surrey.sch.uk HQ: Guildford, United KingdomReported employees: 201-500 | Guildford, United Kingdom | 201-500 | Exact match | 71 contacts → |
“George Abbot is an outstanding, non-selective secondary school.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Poole Grammar Schoolpoolegrammar.com HQ: Poole, United KingdomReported employees: 51-200 | Poole, United Kingdom | 51-200 | Exact match | 67 contacts → |
“Poole Grammar is a secondary-maintained all boys grammar school based on Gravel Hill, on the northern edge of the busy town of Poole and within easy reach of the beautiful Poole…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Dame Allan's Schoolsdameallans.co.uk HQ: Newcastle Upon Tyne, United KingdomReported employees: 51-200 | Newcastle Upon Tyne, United Kingdom | 51-200 | Exact match | 65 contacts → |
“Dame Allan’s Schools were founded in 1705 by Dame Eleanor Allan to provide a ‘proper education’ for boys and girls in Newcastle.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Richard Challoner Schoolrichardchalloner.com HQ: New Malden, United KingdomReported employees: 51-200 | New Malden, United Kingdom | 51-200 | Exact match | 64 contacts → |
“Richard Challoner is a highly successful Catholic school for boys aged 11-18 and girls 16-18 which has served the local Catholic community since 1959.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Dame Alice Owen's Schooldamealiceowens.herts.sch.ukHQ: Potters Bar, United KingdomReported employees: 201-500 | Potters Bar, United Kingdom | 201-500 | Exact match | 61 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 23 | The Judd Schooljudd.online HQ: Tonbridge, United KingdomReported employees: 201-500 | Tonbridge, United Kingdom | 201-500 | Exact match | 61 contacts → |
“The Judd School is a special place to learn and grow, for students and staff.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Haberdashers' Adamsadamsgs.ukHQ: Newport, United KingdomReported employees: 51-200 | Newport, United Kingdom | 51-200 | Exact match | 58 contacts → |
“Founded in 1656 by Newport haberdasher and businessman William Adams.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | The Cardinal Vaughan Memorial Schoolcvms.co.uk HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 57 contacts → |
“The Cardinal Vaughan Memorial School was founded in 1914 and is a national memorial to Cardinal Herbert Vaughan, the third Archbishop of Westminster.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 230 company matches
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All-boys high schools: dataset insights
September 19, 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
228 records in the displayed employee bands.
2 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 United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 230 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: September 19, 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 all-boys high 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 all-boys high schools did RevenueBase find based in the United Kingdom?
The saved snapshot records 230 matching company records, 9,150 tracked contacts and 2,283 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: September 19, 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
All-boys high schools by geography
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 all-boys high schools based in the United Kingdom. Snapshot: September 19, 2026. https://revenuebase.ai/companies/all-boys-high-schools/united-kingdom.
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
- All-boys high schools based in Australia
- All-boys high schools based in Canada
- All-boys high schools based in India
- All-boys high schools based in New Zealand
- All-boys high schools based in South Africa
- All-boys high schools based in the United States
Company intelligence · public preview
Top 25 all-boys high schools based in the United Kingdom
RevenueBase records 230 matching company records for all-boys high schools based in the United Kingdom, with 9,150 tracked contacts and 2,283 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: September 19, 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 all-boys high schools based in the United Kingdom
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 Schoolharrowschool.org.uk HQ: Harrow On The Hill, United KingdomReported employees: 501-1,000 | Harrow On The Hill, United Kingdom | 501-1,000 | Exact match | 411 contacts → |
“Harrow School is one of the world’s most well-known schools.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Shrewsbury Schoolshrewsbury.org.uk HQ: Shrewsbury, United KingdomReported employees: 201-500 | Shrewsbury, United Kingdom | 201-500 | Exact match | 329 contacts → |
“Shrewsbury School was founded by Edward VI by Royal Charter in 1552, and it was identified as one of the ‘Great’ public schools by the Clarendon Commission 1868.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | The King's School, Canterburykings-school.co.uk HQ: Canterbury, United KingdomReported employees: 501-1,000 | Canterbury, United Kingdom | 501-1,000 | Exact match | 266 contacts → |
“Founded in 597AD, The King’s School is reputedly the oldest school in the world.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | The Grammar School At Leedsgsal.org.uk HQ: Leeds, United KingdomReported employees: 201-500 | Leeds, United Kingdom | 201-500 | Exact match | 220 contacts → |
“The Grammar School at Leeds (GSAL) is a leading independent school for boys and girls aged 2-18.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Warwick Schoolwarwickschool.org HQ: Warwick, United KingdomReported employees: 51-200 | Warwick, United Kingdom | 51-200 | Exact match | 219 contacts → |
“Warwick School has a very long and rich history stretching back reputedly to 914, making it one of the oldest schools in the country.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Westminster School, Londonwestminster.org.uk HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 185 contacts → |
“Westminster School's and Westminster Under School's reputations as centres of academic excellence are built upon our pupils’ genuine enjoyment of open-minded enquiry, rigorous…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Radley Collegeradley.org.uk HQ: Abingdon, United KingdomReported employees: 201-500 | Abingdon, United Kingdom | 201-500 | Exact match | 179 contacts → |
“Radley College prepares boys for a life of purpose, leadership and happiness.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Manchester, United KingdomReported employees: 201-500 | Manchester, United Kingdom | 201-500 | Exact match | 177 contacts → |
“The Manchester Grammar School is one of the nation’s truly great schools.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Clayesmore Schoolclayesmore.com HQ: Blandford Forum, United KingdomReported employees: 201-500 | Blandford Forum, United Kingdom | 201-500 | Exact match | 134 contacts → |
“Nestled in the picturesque Dorset countryside, Clayesmore is not just a school; it's a vibrant community where students thrive both academically and personally.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Barking Abbey Schoolbarkingabbeyschool.co.uk HQ: Barking, United KingdomReported employees: 201-500 | Barking, United Kingdom | 201-500 | Exact match | 130 contacts → |
“Barking Abbey School was founded in 1922 as one of the first co-educational grammar schools in England.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Watford Grammar School For Boyswatfordboys.org HQ: Watford, United KingdomReported employees: 51-200 | Watford, United Kingdom | 51-200 | Exact match | 106 contacts → |
“At Watford Grammar School for Boys we aim to take every student in our care on a most extraordinary journey, and one which can nurture the talent and provide the skills and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Harris Academy Chobhamharrischobham.org.uk HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 92 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 | Walton High, Milton Keyneswaltonhigh.org.uk HQ: Milton Keynes, United KingdomReported employees: 201-500 | Milton Keynes, United Kingdom | 201-500 | Exact match | 83 contacts → |
“Walton High aims to enhance and enrich the lives of children and young people by enabling them to make the most of outstanding learning opportunities within and beyond the…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Cotham Schoolcotham.bristol.sch.uk HQ: Cotham, United KingdomReported employees: 51-200 | Cotham, United Kingdom | 51-200 | Exact match | 74 contacts → |
“Cotham has an excellent reputation in Bristol built on our specialisms in Performing Arts, Maths and Computing and an outstanding GCSE and A Level examination record that is…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Burnham Grammar Schoolburnhamgrammar.org.uk HQ: Burnham, United KingdomReported employees: 51-200 | Burnham, United Kingdom | 51-200 | Exact match | 73 contacts → |
“Burnham Grammar School’s aim is for every individual student to ‘Embrace Challenge’ on their journey to academic and personal success.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Bobby Moore Academybobbymooreacademy.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 73 contacts → |
“We are a thriving, ambitious, and welcoming school community that delivers a world-class education for boys and girls in East London.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | The Mill Hill School Foundationmillhill.org.uk HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 73 contacts → |
“The Mill Hill Schools comprise of Grimsdell Pre-Preparatory School, Belmont Preparatory School, Mill Hill School and Mill Hill International offering education to boys and girls…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | George Abbot Schoolgeorgeabbot.surrey.sch.uk HQ: Guildford, United KingdomReported employees: 201-500 | Guildford, United Kingdom | 201-500 | Exact match | 71 contacts → |
“George Abbot is an outstanding, non-selective secondary school.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Poole Grammar Schoolpoolegrammar.com HQ: Poole, United KingdomReported employees: 51-200 | Poole, United Kingdom | 51-200 | Exact match | 67 contacts → |
“Poole Grammar is a secondary-maintained all boys grammar school based on Gravel Hill, on the northern edge of the busy town of Poole and within easy reach of the beautiful Poole…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Dame Allan's Schoolsdameallans.co.uk HQ: Newcastle Upon Tyne, United KingdomReported employees: 51-200 | Newcastle Upon Tyne, United Kingdom | 51-200 | Exact match | 65 contacts → |
“Dame Allan’s Schools were founded in 1705 by Dame Eleanor Allan to provide a ‘proper education’ for boys and girls in Newcastle.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Richard Challoner Schoolrichardchalloner.com HQ: New Malden, United KingdomReported employees: 51-200 | New Malden, United Kingdom | 51-200 | Exact match | 64 contacts → |
“Richard Challoner is a highly successful Catholic school for boys aged 11-18 and girls 16-18 which has served the local Catholic community since 1959.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Dame Alice Owen's Schooldamealiceowens.herts.sch.uk HQ: Potters Bar, United KingdomReported employees: 201-500 | Potters Bar, United Kingdom | 201-500 | Exact match | 61 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 23 | The Judd Schooljudd.online HQ: Tonbridge, United KingdomReported employees: 201-500 | Tonbridge, United Kingdom | 201-500 | Exact match | 61 contacts → |
“The Judd School is a special place to learn and grow, for students and staff.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Haberdashers' Adamsadamsgs.uk HQ: Newport, United KingdomReported employees: 51-200 | Newport, United Kingdom | 51-200 | Exact match | 58 contacts → |
“Founded in 1656 by Newport haberdasher and businessman William Adams.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | The Cardinal Vaughan Memorial Schoolcvms.co.uk HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 57 contacts → |
“The Cardinal Vaughan Memorial School was founded in 1914 and is a national memorial to Cardinal Herbert Vaughan, the third Archbishop of Westminster.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 230 company matches
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All-boys high schools: dataset insights
September 19, 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
228 records in the displayed employee bands.
2 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 United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 230 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: September 19, 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 all-boys high 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 all-boys high schools did RevenueBase find based in the United Kingdom?
The saved snapshot records 230 matching company records, 9,150 tracked contacts and 2,283 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: September 19, 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
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Cite this list
RevenueBase Data Team. Top 25 all-boys high schools based in the United Kingdom. Snapshot: September 19, 2026. https://revenuebase.ai/companies/all-boys-high-schools/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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