Mission
ALL STUDENTS LEARN THE ACADEMIC AND PERSONAL SKILLS THEY NEED TO BE TRULY PREPARED FOR POSTSECONDARY SUCCESS AND ABLE TO PURSUE THEIR DREAMS.
Public Charity
MASTERY CHARTER HIGH SCHOOL
MASTERY CHARTER HIGH SCHOOL, of PHILADELPHIA, PA, is a Public Charity tracked in Imperigo's IRS 990 database. The 2025 filing shows $65.4M in revenue, $66.1M in expenses, $46.7M in total assets. 19 publicly reported grants to this organization, totaling roughly $17.2M, appear in IRS filings.
EIN: 233060542
PHILADELPHIA, PA
Charter Schools
NTEE: B29
Latest filing: 2025
Total Revenue$65.4M
Total Expenses$66.1M
Total Assets$46.7M
Grant Records19
Funding Total$17.2M
Filing Years2021–2025
Where $100 goes at Mastery Charter High School
How Mastery Charter High School divides every $100 it spends, from its own Form 990 filings, averaged across 9 years.
$72
Programs
the work itself
$28
Management
running the organization
$0
Fundraising
none reported
No fundraising costs are reported. That often means fundraising runs through a separate affiliated organization that files its own return.
Inside the $72 for programs
$72
Mastery schools integrates educational best practices and effective management to drive student achievement
Source: Form 990 filings with the IRS, latest fiscal year 2025. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.
Sample Grants Received
CHARTER SCHOOL SUPPORT
$1,219,193
CHARTER SCHOOL SUPPORT
$653,530
JOB- TRAINING
$20,000
CHARTER SCHOOL SUPPO
$1,851,004
JOB- TRAINING
$98,505
Showing up to 5 of 19 total records — full history available with membership.
Officers & Directors
REGIONAL SCHOOLS OFFICER
Ashley Baldwin
REGIONAL SCHOOLS OFFICER
Brian Mclaughlin
PRINCIPAL - HS (UNTIL 6/25)
Christopher Ziemba
DEPUTY CHIEF OF FINANCE
Daniel Bell
SECRETARY
Davina Dukes
TRUSTEE
Jaime Serrano
Officer compensation and complete director data available with membership.
Top Grant Purposes
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $65.4M | $66.1M | $46.7M |
| 2024 | $61.6M | $57.0M | $49.3M |
| 2023 | $54.5M | $52.8M | $43.1M |
| 2022 | $52.6M | $46.0M | $43.7M |
| 2021 | $47.1M | $38.5M | $37.5M |
Between 2021 and 2025, reported annual revenue grew from $47.1M to $65.4M (+39%), with total assets most recently reported at $46.7M.
Interactive year-over-year charts and full filing details available with membership.