Company lists · Data refreshed November 2026

Top 25 Secondary charter schools worldwide

RevenueBase identified 1,869 company matches for secondary charter schools worldwide as of November 2026 and tracks 74,535 professional contacts across them, including 28,162 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers company matches for secondary charter schools worldwide, 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. Country and city lists for secondary charter schools follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
1,869Companies
74,535Contacts tracked
28,162Verified emails
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The 25 largest secondary charter schools worldwide

Ranked by team size
Top 25 of 1,869 company matches for secondary charter schools worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchCharlotte, NC, United StatesHQ recorded Nov 6, 202610001+14,439 contacts →

Exact match

“The mission of Charlotte-Mecklenburg Schools is to create an innovative, inclusive, student-centered environment that supports the development of independent learners.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchOakland, CA, United StatesHQ recorded Nov 6, 20261,001-5,0001,191 contacts →

Exact match

“Aspire now has 36 community-based schools serving over students in California.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchPlymouth, MI, United StatesHQ recorded Nov 6, 20261,001-5,0001,043 contacts →

Exact match

“Plymouth-Canton Community Schools operates 15 elementary schools, five middle schools, three high schools & an alternative high school program.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMiami, FL, United StatesHQ recorded Nov 6, 20261,001-5,000814 contacts →

Exact match

“Somerset Academy, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchCleveland, OH, United StatesHQ recorded Nov 6, 20261,001-5,000759 contacts →

Exact match

“We're a network of over 90 high-performing, public charter schools serving PK-12 students.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchWashington, DC, United StatesHQ recorded Nov 6, 20261,001-5,000707 contacts →

Exact match

“Sign up to receive our Monthly Job Blast: http://tinyurl.com/jobblastsignup The mission of Friendship Public Charter School is to provide a world-class education that motivates…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 2026501-1,000545 contacts →

Exact match

“Developed by a coalition of San Diego civic leaders and educators, High Tech High opened in September as a small public charter school with plans to serve approximately 450…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchTemecula, CA, United StatesHQ recorded Nov 6, 2026501-1,000443 contacts →

Exact match

“Our mission is to empower students by fostering their innate curiosity, engaging their parents, and promoting optimum learning by collaboratively developing a personalized…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchNew Orleans, United StatesHQ recorded Nov 6, 2026501-1,000406 contacts →

Exact match

“Join KIPP New Orleans Schools in preparing students for lives full of choices!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBrooklyn, United StatesHQ recorded Nov 6, 2026501-1,000379 contacts →

Exact match

“Ascend Public Charter Schools is a network of 17 K-12 public charter schools in Brooklyn, New York.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchPittsburgh, PA, United StatesHQ recorded Nov 6, 2026501-1,000365 contacts →

Exact match

“Propel Schools, a network of 13 public charter schools in Allegheny County, PA, was founded in 2003.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchGresham, OR, United StatesHQ recorded Nov 6, 20261,001-5,000351 contacts →

Exact match

“The Gresham-Barlow School District serves families with students in grades K-12 and has a student population of more than 11,700.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchBrewton, AL, United StatesHQ recorded Nov 6, 2026201-500344 contacts →

Exact match

“ESCAMBIA COUNTY SCHOOL DISTRICT is a primary/secondary education company based out of PO BOX 307, Brewton, Alabama, United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSanta Ana, CA, United StatesHQ recorded Nov 6, 2026201-500337 contacts →

Exact match

“Established in 1987, Orange County School of the Arts (OCSA) is a seventh through 12th grade, tuition free, donation-dependent, public charter school offering a rigorous academic…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBurbank, CA, United StatesHQ recorded Nov 6, 2026501-1,000336 contacts →

Exact match

“Our mission at PUC Schools is to develop and manage high quality charter schools in densely populated urban communities with overcrowded and low achieving schools.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchTempe, AZ, United StatesHQ recorded Nov 6, 2026201-500314 contacts →

Exact match

“At ASU Preparatory Academy, an innovative K-12 charter school, we believe that all students can achieve a four-year university degree.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchWest Valley City, UT, United StatesHQ recorded Nov 6, 2026501-1,000300 contacts →

Exact match

“APA is a public charter school district offering a rigorous classical, liberal arts education to over 3,500 students in Salt Lake County.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchNashville, TN, United StatesHQ recorded Nov 6, 2026201-500299 contacts →

Exact match

“KIPP Nashville Public Schools is a network of high-performing, free, open enrollment K-12 schools that has been committed to positively affecting student outcomes in Nashville…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLahore District, PakistanHQ recorded Nov 6, 2026201-500291 contacts →

Exact match

“At United Charter Schools, learning takes place in a happy, caring and stimulating environment in which students, teachers and parents have important roles to play.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchChester, PA, United StatesHQ recorded Nov 6, 2026201-500276 contacts →

Exact match

“is dedicated to empowering students as learners through the development of a results-driven academic environment, which includes a partnership with parents, a focus on building…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchNashville, TN, United StatesHQ recorded Nov 6, 2026201-500272 contacts →

Exact match

“LEAD Public Schools is a Nashville-based charter school network that operates six schools – both open and zoned enrollment – in grades 5-12.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchFort Lauderdale, FL, United StatesHQ recorded Nov 6, 2026501-1,000267 contacts →

Exact match

“Building Better People, Every Day The mission of Franklin Academy is to create life-long learners by developing critical thinking skills and promoting high levels of academic…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchNewark, NJ, United StatesHQ recorded Nov 6, 2026201-500267 contacts →

Exact match

“Great Oaks Legacy Charter School is a high-performing, innovative public charter school in Newark NJ, educating 2100+ students from Pre-K to 12th grade, on seven campuses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAustin, TX, United StatesHQ recorded Nov 6, 2026201-500262 contacts →

Exact match

“Austin Achieve Public Schools (AAPS) is a tuition-free, open enrollment public charter school district preparing Austin & Pflugerville youth to attend and excel at top…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSacramento, CA, United StatesHQ recorded Nov 6, 2026201-500257 contacts →

Exact match

“Highlands Community Charter & Technical Schools provides tuition-free education and career pathways for adults throughout the Sacramento region.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 1,869 secondary charter schools worldwide

See the full list, filter by size, metro and specialty, and access 28,162 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Secondary charter schools worldwide at a glance

As of Nov 6, 2026
37.8%Verified-email coverage
39.9Average contacts per company
11-50Median size (employees)
2.4%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
436
11-50
590
51-200
585
201-500
151
501-1,000
39
1,001-5,000
36
5,001-10,000
2
10001+
4

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for secondary charter schools are linked below.
What qualifies
Company records worldwide whose business descriptions match “secondary charter 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. 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 28,162 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.

Secondary charter schools by location

5 lists · largest first

Every Secondary charter schools list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “secondary charter schools”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many secondary charter schools are there worldwide?

RevenueBase identified 1,869 company matches for secondary charter schools worldwide 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?

Charlotte-Mecklenburg Schools tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most secondary charter schools?

The United States leads with 1,611 companies. Every secondary charter schools list by country and city is linked on this page.

Which city has the most secondary charter schools?

New York leads with 44 company records, followed by Houston (31) and Los Angeles (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 28,162 professional contacts with verified work emails tracked across these 1,869 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.

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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.