New York · Nonprofit
SOUTH SHORE CHARTER SCHOOL
SOUTH SHORE CHARTER SCHOOL (New York) receives grants from 2 organizations whose IRS filings report $1,016,500 to it, the largest being CHARTER FUND INC D/B/A CHARTER SCHOOL GROWTH FUND ($649,000). 2 of them have funded it in more than one year.
- Revenue FY2025
- $5.9M
- Funders on record
- 2
- Grants received
- $1.0M
- Net assets
- $697k
What South Shore Charter School does
Mission
The mission of South Shore Charter School is to cultivate students the tenacity, integrity, and curiosity needed to become innovative and socially responsible leaders, ready to face and solve the ever-changing challenges facing our society.academically, South Shore Charter School will balance constructivist approaches that promote higher-level thinking and collaborative learning with standards-based instruction and assessments that provide specific learning targets and ensure greater accountability. While the school honors the structure and rigor that is defined by the learning standards, the school believes that a constructivist approach allows for flexibility in a child's learning and aligns to our mission of fostering curiosity in our students.
As stated on its FY2025 Form 990.
Program
South Shore Charter School is a k-5 school for excellence. The school offers a high-quality education to serve the needs of all students, includes english language learners, students with disabilities, gifted and talented, and economically disadvantaged students. The school offers a strong character education program, a social emotional curriculum and a compelling mission and promise to families that the school will not only help their children make better academic gains, but we will give them the supports and tools to become innovative and socially responsible leaders who are ready to face and solve the ever-changing challenges facing our society.the school provided education to approximately 256 students in kindergarten through second grade in the 2024-2025 academic year.
$4,217,018 spent$5,155,438 earned by the program100% of program spending
The program described on its FY2024 Form 990. Program spending in total: $4,217,018.
The organization over time
Each line starts at 100 in 2022, so what you read is the shape rather than the size: 150 means half as much again as 2022, 50 means half. The number beside each label in the key is where it ended. The shaded band is where the middle 50% of its peers' revenue would sit, given their growth.
Balance sheet
Total assets and total liabilities at each year end, in dollars. The largest one-year move in total assets was 2023 to 2024, from $663k to $2.0M (+205%).
How it's funded, over time
Each bar is one year's revenue split into where it came from, and every bar is the same height — these are shares, not amounts, so a year that raised twice as much looks the same size. Hover a bar for the split.
Government-grant reliance: 2022 99% · 2023 71% · 2024 15% · 2025 8%. Grants only. Government contracts and fees sit inside program revenue.
12% of SOUTH SHORE CHARTER SCHOOL’s revenue is contributions — about as donation-reliant as the typical peer (48% for the typical peer).
Surplus & reserves
Operating surplus or deficit each year, and months of liquidity in hand. 1 of the last 4 reported years ran a deficit.
reserve
Leadership and staff
The officers, directors, trustees and key employees listed on each return. Joined and no longer listed compare each filing with the year before, matching people by surname and first initial; a year after a gap, or a roster under three people, has no comparison.
Chief executive
Dermoth Mattison
Executive director
Board chair
Keith Brown
Board chair
As listed on its FY2025 Form 990.
Who funds it, year by year
2022 → 2023: the base broadened from 1 funder to 2 funders, grant income rose $269k → $430k.
From the IRS filings of SOUTH SHORE CHARTER SCHOOL’s funders (the co-funder graph). Association, not causation. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
How concentrated its funding is
SOUTH SHORE CHARTER SCHOOL leans on a few funders — its largest provides 64% of grant income and the top three 100%; half comes from just 1 funder.
the vertical line marks half of all grant income — 1 funder to its left
100% of the income these shares are computed over arrives through pass-through sponsors or from payers whose filings do not say what kind of payment it is. Concentration is still measured over all of it, because the money is real; what it does not support is a claim about how many institutions have chosen to fund SOUTH SHORE CHARTER SCHOOL.
Largest funder’s share by year: 2022 100% · 2023 56% — diversifying over time.
“Effective funders” = inverse Herfindahl index (1 / Σ shareᵢ²) — the number of equal-sized funders that would give the same concentration. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
Where its funders are
SOUTH SHORE CHARTER SCHOOL draws 100% of its grant income from funders outside New York, across 2 states in all.
In-state vs out-of-state, by year
Funder states come from each funder’s own filing. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
Against its field
SOUTH SHORE CHARTER SCHOOL has grown faster than three-quarters of the 9,398 education nonprofits its size.
this organization peer median middle 50% of peers· 9,398 education nonprofits $1M–$10M, FY2025
Organizations like SOUTH SHORE CHARTER SCHOOL
Organizations whose mission and program text most resemble this one, by semantic similarity over every organization in the US filings — the closest peers, and often the clearest route to shared or prospective funders.
In New York
Nationally
Read directly from this organization’s own Form 990, as neutral context.
Where the money goes
80% of spending goes to programs.
Governance
Screen this organization
A dated, signed PDF of the compliance screen for SOUTH SHORE CHARTER SCHOOL: IRS status (Business Master File, Publication 78, auto-revocation), the OFAC sanctions lists, the Internal Revenue Bulletin, and California registration, with the Rev. Proc. 2018-32 §8.01 reliance elements stated element by element. Generated from the current files at the moment you download it.
Screens are triage, not determinations; a source that cannot be read reports not screened, never clear. Screen this nonprofit · How the screen works · on the API as GET /api/screening/{ein}?format=pdf
Questions and answers
- Who funds SOUTH SHORE CHARTER SCHOOL?
- SOUTH SHORE CHARTER SCHOOL (New York) receives grants from 2 organizations whose IRS filings report $1,016,500 to it, the largest being CHARTER FUND INC D/B/A CHARTER SCHOOL GROWTH FUND ($649,000). 2 of them have funded it in more than one year.
- How many funders does SOUTH SHORE CHARTER SCHOOL have?
- IRS filings report 2 organizations giving $1,016,500 in grants to SOUTH SHORE CHARTER SCHOOL, 2 of which have funded it in more than one year.
- Who is the largest funder of SOUTH SHORE CHARTER SCHOOL?
- CHARTER FUND INC D/B/A CHARTER SCHOOL GROWTH FUND is the largest funder on record, with $649,000 in grants. The full list of funders is on this page.
- How can an organization like SOUTH SHORE CHARTER SCHOOL find more funders?
- Start with the funders already giving here, then look at the foundations that back similar organizations in New York. The funding by cause and by state pages list the largest funders for a given area and how to approach them.
Play a game about who funds South Shore Charter School →
These figures are read directly from IRS Form 990 / 990-PF e-file XML: this organization’s own return for FY2025 (financials across 2022–2025), and the filings of 2 funders that report grants to it. “On record” means captured in the filings we have parsed — a funder that does not e-file, or whose grant detail is not itemized, will not appear. Filings run roughly 12–24 months behind. Trends on this page end at FY2023, the last fiscal year that has finished arriving; later years are shown and marked, and move no figure. Data on this page was exported October 14, 2026. What this page cannot tell you · view filing