Nonprofit · EIN 83-1383617
MAST COMMUNITY CHARTER SCHOOL III
Tax-exempt · PHILADELPHIA, PA 19116
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| June 30, 2025 | 990 | $30,595,992 | $26,415,879 | $4,180,113 | $68,901,497 | $39,809,408 | $29,092,089 |
| June 30, 2024 | 990 | $32,729,588 | $24,463,398 | $8,266,190 | $64,723,751 | $39,212,423 | $25,511,328 |
| June 30, 2023 | 990 | $24,993,487 | $20,614,751 | $4,378,736 | $56,661,594 | $39,416,456 | $17,245,138 |
Financial details: 990 for the year ended June 30, 2025
Revenue
- Contributions, gifts and grants
- $3,264,274
- of which government grants
- $3,263,448
- Program service revenue
- $26,479,453
- Investment income
- $736,191
- Other revenue
- $116,074
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $170,074
- Other salaries and wages
- $9,958,059
- Salaries, compensation and benefits (total)
- $13,612,655
- Professional fundraising fees
- $0
- Legal fees
- $54,827
- Accounting fees
- $37,000
- Occupancy
- $3,247,843
- Travel
- $473
- Depreciation
- $859,341
- Program services (functional)
- $22,053,199
- Management and general (functional)
- $4,362,680
Balance sheet and other
- Total assets, start of year
- $64,723,751
- Total assets, end of year
- $68,901,497
- Total liabilities, end of year
- $39,809,408
- Net assets, end of year
- $29,092,089
- Land, buildings and equipment
- $37,717,516
- Net assets without donor restrictions
- $29,092,089
- Gross receipts
- $30,595,992
- Employees
- 227
- Volunteers
- 0
- Year formed
- 2017
- State of legal domicile
- PA
From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.
Officers, directors and key employees
As listed on the 990 for the year ended June 30, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| PHILLIP SERPIELLO | BUILDING LEADER Officer | 40 | $141,256 | $34,285 |
| TARRA SOUTHREY | ACADEMIC LEADER K-5 Highest-paid employee | 40 | $115,239 | $32,984 |
| LORI ANNE DEGNAN | PRINCIPAL Highest-paid employee | 40 | $113,804 | $32,912 |
| RYAN STEINBOCK | BUILDING LEADER Highest-paid employee | 40 | $110,622 | $32,753 |
| DESIREE LYBRAND | SPECIAL ED COORDINATOR Highest-paid employee | 40 | $100,053 | $32,225 |
| JAN BROPHY | BOARD PRESIDENT Trustee or director, Officer | 3 | $0 | $0 |
| LINDA GOTLIEB | BOARD VICE PRESIDENT Trustee or director, Officer | 3 | $0 | $0 |
| MIKE MCGRENEHAN | BOARD SECRETARY/TREASURER Trustee or director, Officer | 3 | $0 | $0 |
| JENNIFER BULLICK | BOARD MEMBER Trustee or director | 3 | $0 | $0 |
| ANDREA DEVINE | BOARD MEMBER Trustee or director | 3 | $0 | $0 |
| TOM SCOPINICH | BOARD MEMBER Trustee or director | 3 | $0 | $0 |
| JESSA CINTRON | BOARD MEMBER Trustee or director | 3 | $0 | $0 |
| JULIA THOMAS | BOARD MEMBER Trustee or director | 3 | $0 | $0 |
990 for the year ended June 30, 2024: 12 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| PHILLIP SERPIELLO | BUILDING LEADER Officer | 40 | $131,626 | $28,005 |
| TARRA SOUTHREY | ACADEMIC LEADER K-5 Highest-paid employee | 40 | $117,803 | $27,313 |
| RICHARD GEAR | HEAD OF CULTURE & CLIMATE Highest-paid employee | 40 | $113,572 | $21,746 |
| LORI ANNE DEGNAN | PRINCIPAL Highest-paid employee | 40 | $100,461 | $26,446 |
| JAN BROPHY | BOARD PRESIDENT Trustee or director, Officer | 3 | $0 | $0 |
| LINDA GOTLIEB | BOARD VICE PRESIDENT Trustee or director, Officer | 3 | $0 | $0 |
| MIKE MCGRENEHAN | BOARD SECRETARY/TREASURER Trustee or director, Officer | 3 | $0 | $0 |
| JENNIFER BULLICK | BOARD MEMBER Trustee or director | 3 | $0 | $0 |
| ANDREA DEVINE | BOARD MEMBER Trustee or director | 3 | $0 | $0 |
| TOM SCOPINICH | BOARD MEMBER Trustee or director | 3 | $0 | $0 |
| JESSA CINTRON | BOARD MEMBER Trustee or director | 3 | $0 | $0 |
| JULIA THOMAS | BOARD MEMBER Trustee or director | 3 | $0 | $0 |
990 for the year ended June 30, 2023: 10 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| PHILLIP SERPIELLO | PRINCIPAL Officer | 40 | $125,305 | $24,236 |
| RICHARD GEAR | HEAD OF CULTURE & CLIMATE Highest-paid employee | 40 | $107,440 | $23,343 |
| JAN BROPHY | BOARD PRESIDENT Trustee or director, Officer | 3 | $0 | $0 |
| LINDA GOTLIEB | BOARD VICE PRESIDENT Trustee or director, Officer | 3 | $0 | $0 |
| MIKE MCGRENEHAN | BOARD SECRETARY/TREASURER Trustee or director, Officer | 3 | $0 | $0 |
| JENNIFER BULLICK | BOARD MEMBER Trustee or director | 3 | $0 | $0 |
| ANDREA DEVINE | BOARD MEMBER Trustee or director | 3 | $0 | $0 |
| TOM SCOPINICH | BOARD MEMBER Trustee or director | 3 | $0 | $0 |
| JESSA CINTRON | BOARD MEMBER Trustee or director | 3 | $0 | $0 |
| JULIA THOMAS | BOARD MEMBER Trustee or director | 3 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 1800 BYBERRY RD, PHILADELPHIA, PA 19116-3012
- In care of
- % JOHN SWOYER III
- Principal officer (990 for 2024)
- JAN BROPHY, 1800 BYBERRY ROAD, PHILADELPHIA, PA 19116
- Signed the 990
- JAN BROPHY, BOARD PRESIDENT
- Phone
- (856) 505-1300
- Return prepared by
- CANTOR NOVAK BEAVER & PIKE PC
Mission
THE OBJECTIVES AND PURPOSES OF THE CHARTER SCHOOL ARE: (1) TO FOSTER QUALITY PUBLIC EDUCATION AND TO ADVANCE THE INTERESTS OF PUBLIC SCHOOL STUDENTS THROUGH THE PROMOTION AND ADVOCACY OF CHARTER SCHOOLS; (2) TO SIMULATE AND REPLICATE THE DEVELOPMENT OF INNOVATIVE PROGRAMS IN PUBLIC EDUCATION WITH AN EMPHASIS ON MATHEMATICS, SCIENCE AND TECHNOLOGY; (3) TO PROVIDE OPPORTUNITIES FOR LEARNING AND ASSESSMENTS; (4) TO PROVIDE PARENTS AND STUDENTS WITH GREATER EDUCATIONAL OPTIONS IN CHOOSING A SCHOOL; (5) TO HOLD TEACHERS, PARENTS, AND SCHOOL ADMINISTRATORS ACCOUNTABLE FOR THE STUDENT EDUCATIONAL PROCESS.; RELIEVE THE OVERCROWDING IN SCHOOLS IN THE CITY; AND ACCOMMODATE THE LARGE DEMAND FOR ADMISSION TO MAST- BYBERRY.
Program accomplishments
- CHARTER SCHOOL PROVIDING EDUCATIONAL INSTRUCTION TO STUDENTS IN THE CITY OF PHILADELPHIA.Expenses $22,053,199 · revenue $27,323,464
What it must file and when
IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in June, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | June 30, 2026 | November 16, 2026 | Not due yet |
| 2024 | June 30, 2025 | November 17, 2025 | 990 on file |
| 2023 | June 30, 2024 | November 15, 2024 | 990 on file |
IRS record
- EIN
- 83-1383617
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- School
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 2019
- Accounting year ends
- June
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Education (B29)
- Assets (IRS master file)
- $68,901,497
- Income (IRS master file)
- $30,595,992
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | June 2025 | $30,595,992 | $26,415,879 | $68,901,497 | IRS |
| 990 | June 2024 | $32,729,588 | $24,463,398 | $64,723,751 | IRS |
| 990 | June 2023 | $24,993,487 | $20,614,751 | $56,661,594 | XML |
| 990 | June 2022 | $21,172,350 | $16,153,591 | $53,124,349 | IRS |
| 990 | June 2021 | – | – | – | IRS |
| 990 | June 2020 | – | – | – | IRS |
| 990-EZ | June 2019 | – | – | – | IRS |
990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 83-1383617).
Questions about MAST COMMUNITY CHARTER SCHOOL III
- What is the EIN of MAST COMMUNITY CHARTER SCHOOL III?
- The employer identification number (EIN) of MAST COMMUNITY CHARTER SCHOOL III is 83-1383617.
- Is MAST COMMUNITY CHARTER SCHOOL III tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2019.
- Are donations to MAST COMMUNITY CHARTER SCHOOL III tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does MAST COMMUNITY CHARTER SCHOOL III file?
- Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
- When is the next return of MAST COMMUNITY CHARTER SCHOOL III due?
- The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did MAST COMMUNITY CHARTER SCHOOL III last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended June 2025.
- Who is the principal officer of MAST COMMUNITY CHARTER SCHOOL III?
- The 990 for the year ended June 30, 2025 names JAN BROPHY.
- Who are the officers and directors of MAST COMMUNITY CHARTER SCHOOL III?
- The 990 for the year ended June 30, 2025 lists 13 people; 5 received compensation from the organization, the highest $141,256 (PHILLIP SERPIELLO, BUILDING LEADER).
- How much revenue does MAST COMMUNITY CHARTER SCHOOL III have?
- On its 990 for the year ended June 30, 2025 it reported revenue of $30,595,992, expenses of $26,415,879 and total assets of $68,901,497 at year end.
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