Florida · Nonprofit
Friends of Six Mile Cypress Slough Preserve Corporation
Friends of Six Mile Cypress Slough Preserve Corporation (Florida) receives grants from 5 organizations whose IRS filings report $26,471 to it, the largest being THRIVENT CHARITABLE IMPACT & INVESTING ($20,000). 1 of them have funded it in more than one year, and 97% of the money arrives through donor-advised or pass-through sponsors rather than from an institution directly.
- Revenue FY2025
- $384k
- Funders on record
- 5
- Grants received
- $26k
- Net assets
- $712k
What Friends of Six Mile Cypress Slough Preserve Corporation does
Mission
Accomplishments include training and continuing education of preserve volunteers for various preserve roles providing summer camp scholarships and supplies administering annual photo contest and photography workshops doing trash pick up through Adopt-A-Highway program butterfly garden maintenance and plantings addressing advocacy issues organizing nature field trips for Friends members and public outreach. In addition we started a fundraising campaign to raise funds to transform all nature exhibits in the Interpretive Center into a dynamic interactive space that brings the wonders of the slough world to life.
As stated on its FY2025 Form 990.
Programs
On its FY2025 return the organization reported starting a significant new program.
Discovery Zone Capital Campaign: Organization began fundraising to transform our current nature exhibits in the Interpretive Center into a state-of-the-art Discovery Zone. We aim to create a space that provides cutting edge learning techniques adaptable exhibits the latest scientific discoveries and interactive activities.
Its own explanation, from Schedule O of that return (Part III, line 2).
Funds helped build and now help sustain Preserve facilities and programs. Programs include conducting an annual photo contest guided wet walks and a Named Stones Garden Project. Preserve is over 3500 acres and has annual visitation of over 250,000 people
$4,343 spent$7,465 earned by the program58% of program spendingTo provide a wide range of educational support and enhancement of capabilities for the staff and volunteers of Six Mile Cypress Slough Preserve in educating the visitors and community
$3,106 spent42% of program spendingTo help educate our visitors through the sale of books and nature guides and other items to help support educational programs and summer camp activities.
$0 spent$28,871 earned by the program0% of program spending
The 3 programs described on its FY2025 Form 990, listed largest first by expense. Program spending in total: $7,449.
The organization over time
Each line starts at 100 in 2024, so what you read is the shape rather than the size: 150 means half as much again as 2024, 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 2024 to 2025, from $342k to $712k (+108%).
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.
89% of Friends of Six Mile Cypress Slough Preserve Corporation’s revenue is contributions — more donation-reliant than the typical peer (88% for the typical peer).
Surplus & reserves
Operating surplus or deficit each year, and months of liquidity in hand. 0 of the last 2 reported years ran a deficit.
reserve
Who funds it, year by year
2017 → 2023: the base held at 1 funder, grant income fell $200 → $113.
3 of 5 of your funders are donor-advised or pass-through sponsors (tagged DAF) — 97% 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 Friends of Six Mile Cypress Slough Preserve Corporation’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
Friends of Six Mile Cypress Slough Preserve Corporation leans on a few funders — its largest provides 76% of grant income and the top three 98%; half comes from just 1 funder.
the vertical line marks half of all grant income — 1 funder to its left
97% 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 Friends of Six Mile Cypress Slough Preserve Corporation.
Largest funder’s share by year: 2017 100% · 2020 100% · 2021 100% · 2022 99% · 2023 100% — broadly stable.
“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
97% of Friends of Six Mile Cypress Slough Preserve Corporation's grant income arrives through donor-advised or pass-through sponsors, whose addresses record where the money is held rather than where the donor is. Of the $700 that is directly attributable, 71% of it comes from funders outside Florida, across 2 states.
Funder states come from each funder’s own filing. $26k arriving through sponsors registered in 3 states is excluded from the map and the split above: a sponsor holds money on a donor’s behalf, so its registered address would place those dollars somewhere no donor need ever have been. 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
Friends of Six Mile Cypress Slough Preserve Corporation's revenue grew 311% between 2024 and 2025.
this organization peer median middle 50% of peers· 2,433 environment nonprofits $100k–$1M, FY2025
Organizations like Friends of Six Mile Cypress Slough Preserve Corporation
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 Florida
Nationally
Read directly from this organization’s own Form 990, as neutral context.
Where the money goes
52% of spending goes to programs.
Governance
Public support
71%
Share of support from the public (Schedule A) — the basis for its public-charity status.
Screen this organization
A dated, signed PDF of the compliance screen for Friends of Six Mile Cypress Slough Preserve Corporation: 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 Friends of Six Mile Cypress Slough Preserve Corporation?
- Friends of Six Mile Cypress Slough Preserve Corporation (Florida) receives grants from 5 organizations whose IRS filings report $26,471 to it, the largest being THRIVENT CHARITABLE IMPACT & INVESTING ($20,000). 1 of them have funded it in more than one year, and 97% of the money arrives through donor-advised or pass-through sponsors rather than from an institution directly.
- How many funders does Friends of Six Mile Cypress Slough Preserve Corporation have?
- IRS filings report 5 organizations giving $26,471 in grants to Friends of Six Mile Cypress Slough Preserve Corporation, 1 of which have funded it in more than one year.
- Who is the largest funder of Friends of Six Mile Cypress Slough Preserve Corporation?
- THRIVENT CHARITABLE IMPACT & INVESTING is the largest funder on record, with $20,000 in grants. The full list of funders is on this page.
- How can an organization like Friends of Six Mile Cypress Slough Preserve Corporation find more funders?
- Start with the funders already giving here, then look at the foundations that back similar organizations in Florida. 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 Friends of Six Mile Cypress Slough Preserve →
These figures are 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 5 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