Company lists · Data refreshed September 2026
Top 17 Private secondary schools based in Philadelphia, United States
RevenueBase identified 27 company matches for private secondary schools associated with Philadelphia, United States as of September 2026 and tracks 1,374 professional contacts across them, including 366 with verified work emails. Across the United States, New York is the largest hub for this category (84 companies); Philadelphia has 27.
This list covers company matches for private secondary schools associated with Philadelphia, United States, 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 20, 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 17 largest private secondary schools based in Philadelphia, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 268 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 2 | 257 contacts → | ||||
Exact match “At Springside Chestnut Hill Academy, we offer a unique educational model that empowers its younger students with a single-sex education in Pre-K through 8th and a coed experience…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 3 | 159 contacts → | ||||
Exact match “Girard College is an independent boarding school serving grades 1-12 in Philadelphia, PA.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 4 | 138 contacts → | ||||
Exact match “Friends Select School is a coed, college preparatory, Quaker day school serving 639 students in grades pre-k through 12.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 5 | 103 contacts → | ||||
Exact match “Central High School is a public high school in the Logan section of Philadelphia, Pennsylvania.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 6 | 56 contacts → | ||||
Exact match “Archbishop Ryan High School, an Archdiocese of Philadelphia coeducational school located in Northeast Philadelphia, is committed to empowering students to become contributing…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 7 | 24 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 8 | 21 contacts → | ||||
Exact match “The Aspen Grove School is a company based out of 1600 Christian St, Philadelphia, Pennsylvania, United States.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 9 | 14 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 10 | 10 contacts → | ||||
Exact match “INTERNATIONAL CHRISTIAN HIGH SCHOOL serves grades 9-12 in Northeast Philadelphia.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 11 | 10 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 12 | 9 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 13 | 8 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 14 | 6 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 15 | 5 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 16 | 2 contacts → | ||||
Exact match “The Mill Creek School at PHMC is a secondary educational program offering a comprehensive academic curriculum for high school students.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 17 | 2 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 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 “private secondary 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 17 of 27 private secondary schools based in Philadelphia, United States
See the full list, filter by size, metro and specialty, and access 366 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Private secondary schools based in Philadelphia, United States at a glance
As of Sep 20, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Philadelphia, so it is reported there. Company counts and contact totals on this page are exact for Philadelphia, over 27 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with Philadelphia, United States whose business descriptions match “private secondary schools” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 366 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 20, 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.
Private secondary schools by metro in the United States
- Private secondary schools in New York84
- Private secondary schools in Houston58
- Private secondary schools in Chicago51
- Private secondary schools in Los Angeles37
- Private secondary schools in Miami30
- Private secondary schools in Dallas28
- Private secondary schools in Phoenix28
- Private secondary schools in Jacksonville27
- Private secondary schools in San Antonio26
- Private secondary schools in Austin25
- Private secondary schools in Orlando25
- Private secondary schools in San Francisco25
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 “private secondary schools”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many private secondary schools are there based in Philadelphia, United States?
RevenueBase identified 27 company matches for private secondary schools associated with Philadelphia, United States 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?
The City School tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in the United States has the most private secondary schools?
New York leads the United States with 84 company records, followed by Houston (58) and Chicago (51). Philadelphia has 27.
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 366 professional contacts with verified work emails tracked across these 27 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 27 private secondary schools based in Philadelphia, United States. Start with a free account, no credit card.
Download this list →Related lists
Private secondary schools by geography
- Private secondary schools based in Austin, United States
- Private secondary schools based in Chicago, United States
- Private secondary schools based in Dallas, United States
- Private secondary schools based in Houston, United States
- Private secondary schools based in Jacksonville, United States
- Private secondary schools based in Los Angeles, United States
- Private secondary schools based in Miami, United States
- Private secondary schools based in New York, United States
- Private secondary schools based in Orlando, United States
- Private secondary schools based in Phoenix, United States
- Private secondary schools based in San Antonio, United States
- Private secondary schools based in San Francisco, United States
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
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- Lists A-Z
- New lists
- Private secondary schools based in Austin, United States
- Private secondary schools based in Chicago, United States
- Private secondary schools based in Dallas, United States
- Private secondary schools based in Houston, United States
- Private secondary schools based in Jacksonville, United States
- Private secondary schools based in Los Angeles, United States
Company intelligence · public preview
Top 17 private secondary schools based in Philadelphia, United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 27 matching company records for private secondary schools based in Philadelphia, United States, with 1,374 tracked contacts and 366 verified work emails.
This public preview shows 17 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 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 17 private secondary schools based in Philadelphia, United States
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 | The City Schoolcityschool.org HQ: Philadelphia, PA, United StatesReported employees: 51-200 | Philadelphia, PA, United States | 51-200 | Exact match | 268 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 2 | HQ: Philadelphia, PA, United StatesReported employees: 201-500 | Philadelphia, PA, United States | 201-500 | Exact match | 257 contacts → |
“At Springside Chestnut Hill Academy, we offer a unique educational model that empowers its younger students with a single-sex education in Pre-K through 8th and a coed experience…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Girard Collegegirardcollege.edu HQ: Philadelphia, PA, United StatesReported employees: 201-500 | Philadelphia, PA, United States | 201-500 | Exact match | 159 contacts → |
“Girard College is an independent boarding school serving grades 1-12 in Philadelphia, PA.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Friends Select Schoolfriends-select.org HQ: Philadelphia, PA, United StatesReported employees: 51-200 | Philadelphia, PA, United States | 51-200 | Exact match | 138 contacts → |
“Friends Select School is a coed, college preparatory, Quaker day school serving 639 students in grades pre-k through 12.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Central High Schoolcentralhs.philasd.org HQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 103 contacts → |
“Central High School is a public high school in the Logan section of Philadelphia, Pennsylvania.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Archbishop Ryan High Schoolarchbishopryan.com HQ: Philadelphia, PA, United StatesReported employees: 51-200 | Philadelphia, PA, United States | 51-200 | Exact match | 56 contacts → |
“Archbishop Ryan High School, an Archdiocese of Philadelphia coeducational school located in Northeast Philadelphia, is committed to empowering students to become contributing…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Calvary Christian Academycca.ccphilly.org HQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 24 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 8 | The Aspen Grove Schoolaspengrovephilly.com HQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 21 contacts → |
“The Aspen Grove School is a company based out of 1600 Christian St, Philadelphia, Pennsylvania, United States.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Nazareth Academy Grade Schoolnazarethacademy.net HQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 14 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 | International Christian High Schoolichsphila.org HQ: Philadelphia, PA, United StatesReported employees: 1-10 | Philadelphia, PA, United States | 1-10 | Exact match | 10 contacts → |
“INTERNATIONAL CHRISTIAN HIGH SCHOOL serves grades 9-12 in Northeast Philadelphia.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Cedar Grove Christian Academycgca.org HQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 10 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 12 |  Mastery CSmasterycharter.orgHQ: Philadelphia, PA, United StatesReported employees: 1-10 | Philadelphia, PA, United States | 1-10 | Exact match | 9 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 | The Depaul Catholic Schooldepaulphila.independencemissionschools.org HQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 8 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 14 |  Maritime Charter High Schoolmaritimecharter.orgHQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 6 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | St. Helena-Incarnation Catholic Schoolimshelena.org HQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 | The Mill Creek Schoolmillcreek.phmc.org HQ: Philadelphia, PA, United StatesReported employees: 51-200 | Philadelphia, PA, United States | 51-200 | Exact match | 2 contacts → |
“The Mill Creek School at PHMC is a secondary educational program offering a comprehensive academic curriculum for high school students.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Multicultural Academy CSmacs.k12.pa.us HQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 17 of 27 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
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Private secondary schools: dataset insights
September 20, 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
27 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 across the whole United States list rather than for Philadelphia, so it is reported there. Company counts and contact totals on this page are exact for Philadelphia, over 27 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 20, 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 ↗
Private secondary schools by metro in the United States
- Private secondary schools in New York84
- Private secondary schools in Houston58
- Private secondary schools in Chicago51
- Private secondary schools in Los Angeles37
- Private secondary schools in Miami30
- Private secondary schools in Dallas28
- Private secondary schools in Phoenix28
- Private secondary schools in Jacksonville27
- Private secondary schools in San Antonio26
- Private secondary schools in Austin25
- Private secondary schools in Orlando25
- Private secondary schools in San Francisco25
Questions about this company list
What does Exact match mean for private secondary 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 private secondary schools did RevenueBase find based in Philadelphia, United States?
The saved snapshot records 27 matching company records, 1,374 tracked contacts and 366 verified emails. The public preview displays 17 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 20, 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
Private secondary schools by geography
- Private secondary schools based in Austin, United States
- Private secondary schools based in Chicago, United States
- Private secondary schools based in Dallas, United States
- Private secondary schools based in Houston, United States
- Private secondary schools based in Jacksonville, United States
- Private secondary schools based in Los Angeles, United States
- Private secondary schools based in Miami, United States
- Private secondary schools based in New York, United States
- Private secondary schools based in Orlando, United States
- Private secondary schools based in Phoenix, United States
- Private secondary schools based in San Antonio, United States
- Private secondary schools based in San Francisco, United States
Cite this list
RevenueBase Data Team. Top 17 private secondary schools based in Philadelphia, United States. Snapshot: September 20, 2026. https://revenuebase.ai/companies/private-secondary-schools/united-states/philadelphia.
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
- Private secondary schools based in Austin, United States
- Private secondary schools based in Chicago, United States
- Private secondary schools based in Dallas, United States
- Private secondary schools based in Houston, United States
- Private secondary schools based in Jacksonville, United States
- Private secondary schools based in Los Angeles, United States
Company intelligence · public preview
Top 17 private secondary schools based in Philadelphia, United States
RevenueBase records 27 matching company records for private secondary schools based in Philadelphia, United States, with 1,374 tracked contacts and 366 verified work emails.
This public preview shows 17 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 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 17 private secondary schools based in Philadelphia, United States
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 | The City Schoolcityschool.org HQ: Philadelphia, PA, United StatesReported employees: 51-200 | Philadelphia, PA, United States | 51-200 | Exact match | 268 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 2 | HQ: Philadelphia, PA, United StatesReported employees: 201-500 | Philadelphia, PA, United States | 201-500 | Exact match | 257 contacts → |
“At Springside Chestnut Hill Academy, we offer a unique educational model that empowers its younger students with a single-sex education in Pre-K through 8th and a coed experience…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Girard Collegegirardcollege.edu HQ: Philadelphia, PA, United StatesReported employees: 201-500 | Philadelphia, PA, United States | 201-500 | Exact match | 159 contacts → |
“Girard College is an independent boarding school serving grades 1-12 in Philadelphia, PA.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Friends Select Schoolfriends-select.org HQ: Philadelphia, PA, United StatesReported employees: 51-200 | Philadelphia, PA, United States | 51-200 | Exact match | 138 contacts → |
“Friends Select School is a coed, college preparatory, Quaker day school serving 639 students in grades pre-k through 12.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Central High Schoolcentralhs.philasd.org HQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 103 contacts → |
“Central High School is a public high school in the Logan section of Philadelphia, Pennsylvania.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Archbishop Ryan High Schoolarchbishopryan.com HQ: Philadelphia, PA, United StatesReported employees: 51-200 | Philadelphia, PA, United States | 51-200 | Exact match | 56 contacts → |
“Archbishop Ryan High School, an Archdiocese of Philadelphia coeducational school located in Northeast Philadelphia, is committed to empowering students to become contributing…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Calvary Christian Academycca.ccphilly.org HQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 24 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 8 | The Aspen Grove Schoolaspengrovephilly.com HQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 21 contacts → |
“The Aspen Grove School is a company based out of 1600 Christian St, Philadelphia, Pennsylvania, United States.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Nazareth Academy Grade Schoolnazarethacademy.net HQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 14 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 | International Christian High Schoolichsphila.org HQ: Philadelphia, PA, United StatesReported employees: 1-10 | Philadelphia, PA, United States | 1-10 | Exact match | 10 contacts → |
“INTERNATIONAL CHRISTIAN HIGH SCHOOL serves grades 9-12 in Northeast Philadelphia.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Cedar Grove Christian Academycgca.org HQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 10 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 12 | Mastery CSmasterycharter.org HQ: Philadelphia, PA, United StatesReported employees: 1-10 | Philadelphia, PA, United States | 1-10 | Exact match | 9 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 | The Depaul Catholic Schooldepaulphila.independencemissionschools.org HQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 8 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 14 | Maritime Charter High Schoolmaritimecharter.org HQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 6 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | St. Helena-Incarnation Catholic Schoolimshelena.org HQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 | The Mill Creek Schoolmillcreek.phmc.org HQ: Philadelphia, PA, United StatesReported employees: 51-200 | Philadelphia, PA, United States | 51-200 | Exact match | 2 contacts → |
“The Mill Creek School at PHMC is a secondary educational program offering a comprehensive academic curriculum for high school students.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Multicultural Academy CSmacs.k12.pa.us HQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 17 of 27 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Private secondary schools: dataset insights
September 20, 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
27 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 across the whole United States list rather than for Philadelphia, so it is reported there. Company counts and contact totals on this page are exact for Philadelphia, over 27 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 20, 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 ↗
Private secondary schools by metro in the United States
- Private secondary schools in New York84
- Private secondary schools in Houston58
- Private secondary schools in Chicago51
- Private secondary schools in Los Angeles37
- Private secondary schools in Miami30
- Private secondary schools in Dallas28
- Private secondary schools in Phoenix28
- Private secondary schools in Jacksonville27
- Private secondary schools in San Antonio26
- Private secondary schools in Austin25
- Private secondary schools in Orlando25
- Private secondary schools in San Francisco25
Questions about this company list
What does Exact match mean for private secondary 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 private secondary schools did RevenueBase find based in Philadelphia, United States?
The saved snapshot records 27 matching company records, 1,374 tracked contacts and 366 verified emails. The public preview displays 17 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 20, 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
Private secondary schools by geography
- Private secondary schools based in Austin, United States
- Private secondary schools based in Chicago, United States
- Private secondary schools based in Dallas, United States
- Private secondary schools based in Houston, United States
- Private secondary schools based in Jacksonville, United States
- Private secondary schools based in Los Angeles, United States
- Private secondary schools based in Miami, United States
- Private secondary schools based in New York, United States
- Private secondary schools based in Orlando, United States
- Private secondary schools based in Phoenix, United States
- Private secondary schools based in San Antonio, United States
- Private secondary schools based in San Francisco, United States
Cite this list
RevenueBase Data Team. Top 17 private secondary schools based in Philadelphia, United States. Snapshot: September 20, 2026. https://revenuebase.ai/companies/private-secondary-schools/united-states/philadelphia.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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