Company lists · Data refreshed September 2026
Top 25 Charter school foundations based in the United States
RevenueBase identified 1,749 company matches for charter school foundations associated with the United States as of September 2026 and tracks 92,590 professional contacts across them, including 41,501 with verified work emails. New York is the largest hub.
This list covers company matches for charter school foundations associated with the 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 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 charter school foundations based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 4,988 contacts → | ||||
Exact match “IDEA Public Schools believes that each child can go to college.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 2 | 3,666 contacts → | ||||
Exact match “National Heritage Academies (NHA) partners with community groups to build and operate public charter schools.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 3 | 3,014 contacts → | ||||
Exact match “Since 2006, Success Academy has tackled educational inequities head-on by providing exceptional public education for K-12 students in New York City.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 4 | 2,933 contacts → | ||||
Exact match “Harmony Public Schools is a network of PreK-12 college preparatory public charter schools across Texas.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 5 | 2,519 contacts → | ||||
Exact match “KIPP Texas Public Schools is an open-enrollment, free public charter school network of 54 schools with more than Pre-K – 12 students across the state and an impact of 30 years in…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 1,695 contacts → | ||||
Exact match “Uplift Education (Uplift) is a 501(c)(3) nonprofit organization that operates a network of 45 high-performing, tuition-free, public charter schools serving students in…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 7 | 1,431 contacts → | ||||
Exact match “Achievement First is a growing network of non-profit, high-performing, college-preparatory, K to 12 public charter schools in Connecticut, New York and Rhode Island.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 1,316 contacts → | ||||
Exact match “International Leadership of Texas (ILTexas) is a free, public charter school serving K-12 students across 26 campuses in the DFW, Houston, Liberty County, and College Station…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 1,093 contacts → | ||||
Exact match “Since its inception, Great Hearts has been on a mission to become a national leader in public charter schools.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 1,031 contacts → | ||||
Exact match “Mastery Charter Schools and Mastery Schools of Camden form a non-profit school network of charter, turnaround and renaissance schools in Philadelphia, PA and Camden, NJ, serving…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 928 contacts → | ||||
Exact match “BASIS Charter Schools have been raising the level of American education to the highest international standards for more than 20 years, since our first school opened in 1998.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 878 contacts → | ||||
Exact match “Work Hard.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 877 contacts → | ||||
Exact match “Alliance College-Ready Public Schools was founded in 2004 on the belief that all children – regardless of ZIP code, income, ability, or background – are capable of achieving at…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 836 contacts → | ||||
Exact match “Noble is a nonprofit organization that runs 17 charter public high schools and one middle school in the city of Chicago.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 806 contacts → | ||||
Exact match “KIPP SoCal Public Schools is a nonprofit organization that operates 24 tuition-free, open-enrollment charter public schools, within 20 Local Education Agencies, educating more…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 795 contacts → | ||||
Exact match “Somerset Academy, Inc.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 702 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 664 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 527 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 20 | 474 contacts → | ||||
Exact match “KIPP is a network of free, public charter schools educating elementary, middle, and high school students.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 21 | 439 contacts → | ||||
Exact match “At Zeta, we are building high-performing, next-generation schools with an innovative, whole-child approach, preparing children for true participation and leadership in a modern…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 426 contacts → | ||||
Exact match “Originally founded as Harlem RBI, DREAM traces its beginnings to 1991, when a group of volunteers transformed an abandoned, garbage-strewn lot into two baseball diamonds for the…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 419 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 24 | 412 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 25 | 412 contacts → | ||||
Exact match “LEARN Charter School Network is a 501 (c)3 nationally recognized Network of high-performing college prep elementary public charter schools.” 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 “charter school foundations”. 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 1,749 charter school foundations based in the United States
See the full list, filter by size, metro and specialty, and access 41,501 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Charter school foundations based in the United States at a glance
As of Sep 19, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,749 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 States whose business descriptions match “charter school foundations” 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 41,501 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.
Charter school foundations by metro
- Charter school foundations in New York63
- Charter school foundations in Los Angeles57
- Charter school foundations in Houston33
- Charter school foundations in Chicago32
- Charter school foundations in Philadelphia31
- Charter school foundations in Bronx28
- Charter school foundations in Phoenix28
- Charter school foundations in Washington28
- Charter school foundations in Indianapolis25
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 “charter school foundations”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many charter school foundations are there based in the United States?
RevenueBase identified 1,749 company matches for charter school foundations associated with the 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?
Idea Public Schools tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most charter school foundations?
New York leads with 63 company records, followed by Los Angeles (57) and Houston (33).
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 41,501 professional contacts with verified work emails tracked across these 1,749 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 1,749 charter school foundations based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Charter school foundations by geography
- Charter school foundations based in Bronx, United States
- Charter school foundations based in Chicago, United States
- Charter school foundations based in Houston, United States
- Charter school foundations based in Indianapolis, United States
- Charter school foundations based in Los Angeles, United States
- Charter school foundations based in New York, United States
- Charter school foundations based in Philadelphia, United States
- Charter school foundations based in Phoenix, United States
- Charter school foundations based in Washington, 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
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- Lists A-Z
- New lists
- Charter school foundations based in Bronx, United States
- Charter school foundations based in Chicago, United States
- Charter school foundations based in Houston, United States
- Charter school foundations based in Indianapolis, United States
- Charter school foundations based in Los Angeles, United States
- Charter school foundations based in New York, United States
Company intelligence · public preview
Top 25 charter school foundations based in the 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 1,749 matching company records for charter school foundations based in the United States, with 92,590 tracked contacts and 41,501 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 charter school foundations based in the 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 |  Idea Public Schoolsideapublicschools.orgHQ: Weslaco, TX, United StatesReported employees: 10001+ | Weslaco, TX, United States | 10001+ | Exact match | 4,988 contacts → |
“IDEA Public Schools believes that each child can go to college.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  National Heritage Academiesnhaschools.comHQ: Grand Rapids, MI, United StatesReported employees: 5,001-10,000 | Grand Rapids, MI, United States | 5,001-10,000 | Exact match | 3,666 contacts → |
“National Heritage Academies (NHA) partners with community groups to build and operate public charter schools.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Success Academy Charter Schoolssuccessacademies.orgHQ: New York, NY, United StatesReported employees: 1,001-5,000 | New York, NY, United States | 1,001-5,000 | Exact match | 3,014 contacts → |
“Since 2006, Success Academy has tackled educational inequities head-on by providing exceptional public education for K-12 students in New York City.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Harmony Public Schoolsharmonytx.orgHQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 2,933 contacts → |
“Harmony Public Schools is a network of PreK-12 college preparatory public charter schools across Texas.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Kipp Texas Public Schoolskipptexas.orgHQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 2,519 contacts → |
“KIPP Texas Public Schools is an open-enrollment, free public charter school network of 54 schools with more than Pre-K – 12 students across the state and an impact of 30 years in…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Uplift Educationuplifteducation.orgHQ: Dallas, TX, United StatesReported employees: 1,001-5,000 | Dallas, TX, United States | 1,001-5,000 | Exact match | 1,695 contacts → |
“Uplift Education (Uplift) is a 501(c)(3) nonprofit organization that operates a network of 45 high-performing, tuition-free, public charter schools serving students in…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Achievement Firstachievementfirst.orgHQ: Brooklyn, United StatesReported employees: 1,001-5,000 | Brooklyn, United States | 1,001-5,000 | Exact match | 1,431 contacts → |
“Achievement First is a growing network of non-profit, high-performing, college-preparatory, K to 12 public charter schools in Connecticut, New York and Rhode Island.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  International Leadership Of Texasiltexas.orgHQ: Richardson, TX, United StatesReported employees: 1,001-5,000 | Richardson, TX, United States | 1,001-5,000 | Exact match | 1,316 contacts → |
“International Leadership of Texas (ILTexas) is a free, public charter school serving K-12 students across 26 campuses in the DFW, Houston, Liberty County, and College Station…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Great Hearts Academiesgreatheartsamerica.orgHQ: Phoenix, AZ, United StatesReported employees: 1,001-5,000 | Phoenix, AZ, United States | 1,001-5,000 | Exact match | 1,093 contacts → |
“Since its inception, Great Hearts has been on a mission to become a national leader in public charter schools.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Mastery Schoolsmasterycharter.orgHQ: Philadelphia, PA, United StatesReported employees: 1,001-5,000 | Philadelphia, PA, United States | 1,001-5,000 | Exact match | 1,031 contacts → |
“Mastery Charter Schools and Mastery Schools of Camden form a non-profit school network of charter, turnaround and renaissance schools in Philadelphia, PA and Camden, NJ, serving…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Basis EDbasised.comHQ: Scottsdale, AZ, United StatesReported employees: 1,001-5,000 | Scottsdale, AZ, United States | 1,001-5,000 | Exact match | 928 contacts → |
“BASIS Charter Schools have been raising the level of American education to the highest international standards for more than 20 years, since our first school opened in 1998.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Kipp Foundationkipp.orgHQ: San Francisco, CA, United StatesReported employees: Not recorded | San Francisco, CA, United States | Not recorded | Exact match | 878 contacts → |
“Work Hard.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Alliance College-Ready Public Schoolslaalliance.orgHQ: Los Angeles, CA, United StatesReported employees: 1,001-5,000 | Los Angeles, CA, United States | 1,001-5,000 | Exact match | 877 contacts → |
“Alliance College-Ready Public Schools was founded in 2004 on the belief that all children – regardless of ZIP code, income, ability, or background – are capable of achieving at…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Noble Schoolsnobleschools.orgHQ: Chicago, IL, United StatesReported employees: 1,001-5,000 | Chicago, IL, United States | 1,001-5,000 | Exact match | 836 contacts → |
“Noble is a nonprofit organization that runs 17 charter public high schools and one middle school in the city of Chicago.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Kipp Socal Public Schoolskippsocal.orgHQ: Los Angeles, CA, United StatesReported employees: 1,001-5,000 | Los Angeles, CA, United States | 1,001-5,000 | Exact match | 806 contacts → |
“KIPP SoCal Public Schools is a nonprofit organization that operates 24 tuition-free, open-enrollment charter public schools, within 20 Local Education Agencies, educating more…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Somerset Academy Charter Schoolssomersetacademyschools.comHQ: Miami, FL, United StatesReported employees: 1,001-5,000 | Miami, FL, United States | 1,001-5,000 | Exact match | 795 contacts → |
“Somerset Academy, Inc.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Accel Schoolsaccelschools.comHQ: Cleveland, VA, United StatesReported employees: 1,001-5,000 | Cleveland, VA, United States | 1,001-5,000 | Exact match | 702 contacts → |
“We're a network of over 90 high-performing, public charter schools serving PK-12 students.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Friendship Public Charter Schoolfriendshipschools.orgHQ: Washington, DC, United StatesReported employees: 1,001-5,000 | Washington, DC, United States | 1,001-5,000 | Exact match | 664 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  High Tech Highhightechhigh.orgHQ: San Diego, CA, United StatesReported employees: 501-1,000 | San Diego, CA, United States | 501-1,000 | Exact match | 527 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Kipp Public Schools Northern Californiakippnorcal.org HQ: Oakland, CA, United StatesReported employees: 501-1,000 | Oakland, CA, United States | 501-1,000 | Exact match | 474 contacts → |
“KIPP is a network of free, public charter schools educating elementary, middle, and high school students.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Zeta Charter Schoolszetaschools.orgHQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 439 contacts → |
“At Zeta, we are building high-performing, next-generation schools with an innovative, whole-child approach, preparing children for true participation and leadership in a modern…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  DREAMwearedream.orgHQ: New York, NY, United StatesReported employees: 201-500 | New York, NY, United States | 201-500 | Exact match | 426 contacts → |
“Originally founded as Harlem RBI, DREAM traces its beginnings to 1991, when a group of volunteers transformed an abandoned, garbage-strewn lot into two baseball diamonds for the…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Weslaco, TX, United StatesReported employees: 51-200 | Weslaco, TX, United States | 51-200 | Exact match | 419 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 | Springs Charter Schoolsspringscs.org HQ: Temecula, CA, United StatesReported employees: 501-1,000 | Temecula, CA, United States | 501-1,000 | Exact match | 412 contacts → |
“Our mission is to empower students by fostering their innate curiosity, engaging their parents, and promoting optimum learning by collaboratively developing a personalized…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Learn Charter School Networklearncharter.orgHQ: Chicago, IL, United StatesReported employees: 201-500 | Chicago, IL, United States | 201-500 | Exact match | 412 contacts → |
“LEARN Charter School Network is a 501 (c)3 nationally recognized Network of high-performing college prep elementary public charter schools.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,749 company matches
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Charter school foundations: 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
1,737 records in the displayed employee bands.
12 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 States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,749 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 ↗
Charter school foundations by metro
- Charter school foundations in New York63
- Charter school foundations in Los Angeles57
- Charter school foundations in Houston33
- Charter school foundations in Chicago32
- Charter school foundations in Philadelphia31
- Charter school foundations in Bronx28
- Charter school foundations in Phoenix28
- Charter school foundations in Washington28
- Charter school foundations in Indianapolis25
Questions about this company list
What does Exact match mean for charter school foundations?
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 charter school foundations did RevenueBase find based in the United States?
The saved snapshot records 1,749 matching company records, 92,590 tracked contacts and 41,501 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
Charter school foundations by geography
- Charter school foundations based in Bronx, United States
- Charter school foundations based in Chicago, United States
- Charter school foundations based in Houston, United States
- Charter school foundations based in Indianapolis, United States
- Charter school foundations based in Los Angeles, United States
- Charter school foundations based in New York, United States
- Charter school foundations based in Philadelphia, United States
- Charter school foundations based in Phoenix, United States
- Charter school foundations based in Washington, United States
Cite this list
RevenueBase Data Team. Top 25 charter school foundations based in the United States. Snapshot: September 19, 2026. https://revenuebase.ai/companies/charter-school-foundations/united-states.
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
- Charter school foundations based in Bronx, United States
- Charter school foundations based in Chicago, United States
- Charter school foundations based in Houston, United States
- Charter school foundations based in Indianapolis, United States
- Charter school foundations based in Los Angeles, United States
- Charter school foundations based in New York, United States
Company intelligence · public preview
Top 25 charter school foundations based in the United States
RevenueBase records 1,749 matching company records for charter school foundations based in the United States, with 92,590 tracked contacts and 41,501 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 charter school foundations based in the 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 | Idea Public Schoolsideapublicschools.org HQ: Weslaco, TX, United StatesReported employees: 10001+ | Weslaco, TX, United States | 10001+ | Exact match | 4,988 contacts → |
“IDEA Public Schools believes that each child can go to college.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | National Heritage Academiesnhaschools.com HQ: Grand Rapids, MI, United StatesReported employees: 5,001-10,000 | Grand Rapids, MI, United States | 5,001-10,000 | Exact match | 3,666 contacts → |
“National Heritage Academies (NHA) partners with community groups to build and operate public charter schools.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Success Academy Charter Schoolssuccessacademies.org HQ: New York, NY, United StatesReported employees: 1,001-5,000 | New York, NY, United States | 1,001-5,000 | Exact match | 3,014 contacts → |
“Since 2006, Success Academy has tackled educational inequities head-on by providing exceptional public education for K-12 students in New York City.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Harmony Public Schoolsharmonytx.org HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 2,933 contacts → |
“Harmony Public Schools is a network of PreK-12 college preparatory public charter schools across Texas.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Kipp Texas Public Schoolskipptexas.org HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 2,519 contacts → |
“KIPP Texas Public Schools is an open-enrollment, free public charter school network of 54 schools with more than Pre-K – 12 students across the state and an impact of 30 years in…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Uplift Educationuplifteducation.org HQ: Dallas, TX, United StatesReported employees: 1,001-5,000 | Dallas, TX, United States | 1,001-5,000 | Exact match | 1,695 contacts → |
“Uplift Education (Uplift) is a 501(c)(3) nonprofit organization that operates a network of 45 high-performing, tuition-free, public charter schools serving students in…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Achievement Firstachievementfirst.org HQ: Brooklyn, United StatesReported employees: 1,001-5,000 | Brooklyn, United States | 1,001-5,000 | Exact match | 1,431 contacts → |
“Achievement First is a growing network of non-profit, high-performing, college-preparatory, K to 12 public charter schools in Connecticut, New York and Rhode Island.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | International Leadership Of Texasiltexas.org HQ: Richardson, TX, United StatesReported employees: 1,001-5,000 | Richardson, TX, United States | 1,001-5,000 | Exact match | 1,316 contacts → |
“International Leadership of Texas (ILTexas) is a free, public charter school serving K-12 students across 26 campuses in the DFW, Houston, Liberty County, and College Station…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Great Hearts Academiesgreatheartsamerica.org HQ: Phoenix, AZ, United StatesReported employees: 1,001-5,000 | Phoenix, AZ, United States | 1,001-5,000 | Exact match | 1,093 contacts → |
“Since its inception, Great Hearts has been on a mission to become a national leader in public charter schools.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Mastery Schoolsmasterycharter.org HQ: Philadelphia, PA, United StatesReported employees: 1,001-5,000 | Philadelphia, PA, United States | 1,001-5,000 | Exact match | 1,031 contacts → |
“Mastery Charter Schools and Mastery Schools of Camden form a non-profit school network of charter, turnaround and renaissance schools in Philadelphia, PA and Camden, NJ, serving…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Basis EDbasised.com HQ: Scottsdale, AZ, United StatesReported employees: 1,001-5,000 | Scottsdale, AZ, United States | 1,001-5,000 | Exact match | 928 contacts → |
“BASIS Charter Schools have been raising the level of American education to the highest international standards for more than 20 years, since our first school opened in 1998.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Kipp Foundationkipp.org HQ: San Francisco, CA, United StatesReported employees: Not recorded | San Francisco, CA, United States | Not recorded | Exact match | 878 contacts → |
“Work Hard.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Alliance College-Ready Public Schoolslaalliance.org HQ: Los Angeles, CA, United StatesReported employees: 1,001-5,000 | Los Angeles, CA, United States | 1,001-5,000 | Exact match | 877 contacts → |
“Alliance College-Ready Public Schools was founded in 2004 on the belief that all children – regardless of ZIP code, income, ability, or background – are capable of achieving at…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Noble Schoolsnobleschools.org HQ: Chicago, IL, United StatesReported employees: 1,001-5,000 | Chicago, IL, United States | 1,001-5,000 | Exact match | 836 contacts → |
“Noble is a nonprofit organization that runs 17 charter public high schools and one middle school in the city of Chicago.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Kipp Socal Public Schoolskippsocal.org HQ: Los Angeles, CA, United StatesReported employees: 1,001-5,000 | Los Angeles, CA, United States | 1,001-5,000 | Exact match | 806 contacts → |
“KIPP SoCal Public Schools is a nonprofit organization that operates 24 tuition-free, open-enrollment charter public schools, within 20 Local Education Agencies, educating more…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Somerset Academy Charter Schoolssomersetacademyschools.com HQ: Miami, FL, United StatesReported employees: 1,001-5,000 | Miami, FL, United States | 1,001-5,000 | Exact match | 795 contacts → |
“Somerset Academy, Inc.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Accel Schoolsaccelschools.com HQ: Cleveland, VA, United StatesReported employees: 1,001-5,000 | Cleveland, VA, United States | 1,001-5,000 | Exact match | 702 contacts → |
“We're a network of over 90 high-performing, public charter schools serving PK-12 students.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Friendship Public Charter Schoolfriendshipschools.org HQ: Washington, DC, United StatesReported employees: 1,001-5,000 | Washington, DC, United States | 1,001-5,000 | Exact match | 664 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | High Tech Highhightechhigh.org HQ: San Diego, CA, United StatesReported employees: 501-1,000 | San Diego, CA, United States | 501-1,000 | Exact match | 527 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Kipp Public Schools Northern Californiakippnorcal.org HQ: Oakland, CA, United StatesReported employees: 501-1,000 | Oakland, CA, United States | 501-1,000 | Exact match | 474 contacts → |
“KIPP is a network of free, public charter schools educating elementary, middle, and high school students.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Zeta Charter Schoolszetaschools.org HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 439 contacts → |
“At Zeta, we are building high-performing, next-generation schools with an innovative, whole-child approach, preparing children for true participation and leadership in a modern…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | DREAMwearedream.org HQ: New York, NY, United StatesReported employees: 201-500 | New York, NY, United States | 201-500 | Exact match | 426 contacts → |
“Originally founded as Harlem RBI, DREAM traces its beginnings to 1991, when a group of volunteers transformed an abandoned, garbage-strewn lot into two baseball diamonds for the…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Weslaco, TX, United StatesReported employees: 51-200 | Weslaco, TX, United States | 51-200 | Exact match | 419 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 | Springs Charter Schoolsspringscs.org HQ: Temecula, CA, United StatesReported employees: 501-1,000 | Temecula, CA, United States | 501-1,000 | Exact match | 412 contacts → |
“Our mission is to empower students by fostering their innate curiosity, engaging their parents, and promoting optimum learning by collaboratively developing a personalized…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Learn Charter School Networklearncharter.org HQ: Chicago, IL, United StatesReported employees: 201-500 | Chicago, IL, United States | 201-500 | Exact match | 412 contacts → |
“LEARN Charter School Network is a 501 (c)3 nationally recognized Network of high-performing college prep elementary public charter schools.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,749 company matches
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Charter school foundations: 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
1,737 records in the displayed employee bands.
12 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 States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,749 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 ↗
Charter school foundations by metro
- Charter school foundations in New York63
- Charter school foundations in Los Angeles57
- Charter school foundations in Houston33
- Charter school foundations in Chicago32
- Charter school foundations in Philadelphia31
- Charter school foundations in Bronx28
- Charter school foundations in Phoenix28
- Charter school foundations in Washington28
- Charter school foundations in Indianapolis25
Questions about this company list
What does Exact match mean for charter school foundations?
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 charter school foundations did RevenueBase find based in the United States?
The saved snapshot records 1,749 matching company records, 92,590 tracked contacts and 41,501 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
Charter school foundations by geography
- Charter school foundations based in Bronx, United States
- Charter school foundations based in Chicago, United States
- Charter school foundations based in Houston, United States
- Charter school foundations based in Indianapolis, United States
- Charter school foundations based in Los Angeles, United States
- Charter school foundations based in New York, United States
- Charter school foundations based in Philadelphia, United States
- Charter school foundations based in Phoenix, United States
- Charter school foundations based in Washington, United States
Cite this list
RevenueBase Data Team. Top 25 charter school foundations based in the United States. Snapshot: September 19, 2026. https://revenuebase.ai/companies/charter-school-foundations/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Charter school foundations based in Bronx, United States
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- Charter school foundations based in Houston, United States
- Charter school foundations based in Indianapolis, United States
- Charter school foundations based in Los Angeles, United States
- Charter school foundations based in New York, United States