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South Carolina · Nonprofit
MARLIE DRU SULLIVAN FOUNDATION (South Carolina) is funded by 4 grantmakers whose IRS filings report $152,200 in grants to it, the largest being FOUNDATION FOR THE CAROLINAS ($137,000). 0 of them have funded it in more than one year.
Against its field
MARLIE DRU SULLIVAN FOUNDATION runs a healthier operating margin than three-quarters of the 1,452 philanthropy nonprofits its size.
this organization peer median middle 50% of peers· 1,452 philanthropy nonprofits $100k–$1M, FY2025
Revenue, expenses and net assets — each indexed to 100 at its first filing year, so you read the trajectory, not the magnitude. The shaded band is where the middle 50% of its peers' revenue would sit, given their growth.
The funding model — what share of revenue comes from contributions, programs, investments and other sources — and whether it's shifting.
28% of MARLIE DRU SULLIVAN FOUNDATION’s revenue is contributions — more earned-revenue than three-quarters of its peers (84% for the typical peer).
Operating surplus or deficit each year, and months of liquidity in hand. 0 of the last 2 reported years ran a deficit.
$5k from 2 funders in 2025, up from $147k and 2 in 2024.
1 of 4 of your funders are donor-advised or pass-through sponsors (tagged DAF) — 90% of grant dollars received. That money is really individual donors directing a sponsor; the institutions to cultivate are the non-DAF funders.
From the IRS filings of MARLIE DRU SULLIVAN FOUNDATION’s funders (the co-funder graph). Association, not causation.
MARLIE DRU SULLIVAN FOUNDATION leans on a few funders — its largest provides 90% of grant income and the top three 99%; half comes from just 1 funder.
the vertical line marks half of all grant income — 1 funder to its left
Largest funder’s share by year: 2024 93% · 2025 58% — diversifying over time.
“Effective funders” = inverse Herfindahl index (1 / Σ shareᵢ²) — the number of equal-sized funders that would give the same concentration.
MARLIE DRU SULLIVAN FOUNDATION draws 92% of its grant income from funders outside South Carolina — its reputation reaches beyond the state, across 2 states in all.
In-state vs out-of-state, by year
Grantmakers that don’t fund you yet, surfaced two ways: they back organizations that share your funders, or their grantees resemble your mission. The ones both signals agree on come first.
From the co-funder graph (funders backing at least two comparable organizations, shrunk for grantee count, donor-advised and mega-funds excluded) and the universe embeddings. A research starting point; overlap is association, not a guarantee of fit.
Read directly from this organization’s own Form 990, as neutral context.
3% of spending goes to programs.
100%
Share of support from the public (Schedule A) — the basis for its public-charity status.
Operates in 1 state
Every figure is read directly from IRS Form 990 / 990-PF e-file XML — this organization’s own return for FY2025 (financials across 2024–2025), and the filings of 4funders 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. view filing