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· Private foundation

Stelfox Foundation

Its FY2025 filing reports that it funds preselected organizations and did not take unsolicited requests; check the foundation's own site before ruling it out.

$97k
Granted FY2025still arriving
30
Grants FY2025still arriving
10
States reached
$11k
Largest
01What it funds
01FY2025 · 30 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k29 grants · $85k
  • $10k–50k1 grant · $11k
$2,500
Median grant
10
States reached
$1.1M
Total assets
Largest grants
RecipientAmount
SEABROOK SDA CHURCH$11,100
WORLD CENTRAL KITCHEN$8,444
ST JUDES$8,000
MCLEAN BIBLE CHURCH$7,630
AIDEN SCHOOL$7,246
MAKE A WISH$6,250
Individual grant recipient$5,500
DESTINY SCHOOL OF THE ARTS$5,000
AMERICAN CHESTNUT FOUNDATION$3,169
ASSOCIATION OF INDIAN AFFAIRS$3,000
SURF RIDER FOUNDATION$2,628
NPCA$2,625
SELBY GARDEN$2,500
COMMUNITY FOUNDATION OF SARASOTA$2,500
ALL FAITHS FOOD BANK$2,500
02The need
02

Does the money reach high-need areas?

Each grant placed by the hardship in its grantee’s ZIP, against the area’s typical level.

show:

Its human-services grants (FY23–23, $8k) land where the poverty rate runs at 16%, against an area that typically sits at 8%. 100% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 8%PATRIOT 4: $8k → 16%0%20%40%50%more need →
grant to an above-average-need area below average· circle size = grant amount
How this is measured
Matched: human-services grants are those whose grantee’s IRS cause code is Human Services. Placed by people below the poverty line in the grantee’s ZIP, averaged from the tracts in that ZIP.
How this is measured
US grants placed by each grantee’s ZIP, which can differ from where services are delivered. Need from public data (U.S. Census/ACS, CDC PLACES, Eviction Lab, USDA), shown as context about the area, never attributed to the funder’s giving.
03Its grantees
repeat funding

Who it funds again

Organizations funded in more than one year, against those funded once.

28%of every dollar goes to organizations it has funded before.
$40k · 4 repeat orgs$104k to everyone else

4 repeat relationships: 4 still active in FY2025, 0 since wound down; 25 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

4
8

Total granted

$40k
$32k

Median revenue growth · since first grant

+1%
+51%

Still filing today

25%
38%

New vs renewed · share of each year

In FY2025, 24% of grant dollars renewed an existing relationship; $72k went to new ones.

50%100%’23’25
RenewedFirst-time

Where new relationships form · theme of each grantee’s first grant

’23’25
EnvironmentHuman ServicesInternationalHealthFood & NutritionOther
How this is measured
First-time means a grantee’s first year in the filing window; renewed means funded in an earlier year too. The renewed share climbs naturally as a portfolio matures, so the signal is a year that bucks it (a wave of new grantees). The earliest year is left-censored: relationships that predate the data read as new. Theme is the grantee’s IRS cause.

Backed again, and grew

  • SS
    SEABROOK SDA CHURCH
    2× · 2023–2025 · $16k
  • MB
    MCLEAN BIBLE CHURCH
    2× · 2023–2025 · $13k
  • LH
    LUMINOUS HEALTH MINISTRY
    2× · 2023–2025 · $6k

Funded once

  • P4
    PATRIOTS 4 INCgraduated
    one grant, 2023 · $8k · revenue +236%
  • VH
    VIRGINIA HOSPITAL CENTER
    one grant, 2023 · $8k
  • S
    START
    one grant, 2023 · $5k
How this is measured

Repeat means funded in two or more distinct years. Growth and survival are read from each grantee’s own subsequent IRS filings.

04Its field

Closest unfunded matches

The nonprofits that most resemble its grantees but are not funded by it, scored along the direction from the rest of the field toward the portfolio. A resemblance in what they say they do, not a recommendation.

1
World Wildlife Fund Inc

Wwf's mission is to conserve nature and reduce the most pressing threats to the diversity of life on earth. (continued on schedule o)

Environment
2
Ocean Conservancy

Ocean conservancy unites science, people, and policy to protect our ocean, today and for generations to come.

Environment
3
National Forest Foundation

The national forest foundation (nff), chartered by congress, turns america's love of nature into meaningful action for 193-million acre national forest system through on the ground program work and grant making activities, and accepts and…

Recreation & Sports
4
Conservation International Foundation

Ci works to spotlight and secure the critical benefits that nature provides to humanity.

Environment
5
Rainforest Trust

Rainforest trust saves endangered wildlife and protects our planet by creating rainforest reserves through partnerships, community engagement, and donor support.

International
6
Friends of the Earth

Friends of the earth strives for a more healthy and just world by defendng the environment and human health while advancing social and economic justice by conducting research and education, transforming the economy so it protects the…

Environment
7
Sustainable Fisheries Partnership Foundation

To engage and catalyze global seafood supply chains in rebuilding depleted fish stocks and reducing the environmental impacts of fishing and fish farming.

Animals
8
The Everglades Foundation Inc

The mission of the foundation is to restore and protect america's everglades through its three programmatic pillars: science, advocacy and education. (continued on schedule o)

Environment
9
United States Endowment for Forestry

The endowment works collaboratively with partners in the public and private sectors to advance systemic, transformative, and sustainable change for the health and vitality of the nation's working forests and forest reliant communities.

Environment
10
The Coral Reef and Marine Science Foundation Inc C/O James Bildner
—
11
The Conservation Fund a Nonprofit Corporation

The conservation fund is in the business of conservation, creating innovative solutions that drive nature-based action for climate protection, sustainable economies and vibrant communities.

Environment
12
National Fish and Wildlife Foundation

To sustain, restore, and enhance the nation's fish, wildlife, plants, and habitats.

Animals
How this is measured
The grantee most central to the portfolio’s shape is The American Chestnut Foundation; the most unlike its peers is Patriots 4 Inc. Resemblance is measured on each organization’s own IRS 990 mission text; it reflects how work is described, not its quality or impact.
03the grantee network

11 grantees tracked through their own filings, 2017–2025.

Each grant beside the grantee’s revenue from every source, year by year.

How this is measured

Counted here: distinct organizations funded across 2017 to 2025, not grant rows in a single year, so this will not match the grant count on the cover. 11 of the 38 grantees resolved in that span have returns of their own we could reconcile.

Each grantee is resolved to its own IRS returns. Association, dated; never a causal claim.

0
Load-bearing (≥25% of a budget)
3
Early backer (in before they grew)
11/11
Grantees still filing
6/11
Grew since first funded

Where the money sits, by cause and then by grantee

SEABROOK SDA CHURCH: $16,200 · OtherSEABROOK SDA CHURCHMCLEAN BIBLE CHURCH: $12,760 · OtherMCLEAN BIBLE CHURCHVIRGINIA HOSPITAL CENTER: $7,500 · OtherVIRGINIA HOSPITAL CENTERAIDEN SCHOOL: $7,246 · OtherAIDEN SCHOOLMAKE A WISH: $6,250 · OtherMAKE A WISHLUMINOUS HEALTH MINISTRY: $6,000 · OtherLUMINOUS HEALTH MINISTRYIndividual grant recipient: $5,500 · OtherSTART: $5,000 · OtherDESTINY SCHOOL OF THE ARTS: $5,000 · Other+19 more: $34,096 · Other+19 moreTHE SURFRIDER FOUNDATION: $5,228 · EnvironmentTHE AMERICAN CHESTNUT FOUNDATION: $3,169 · EnvironmentNATIONAL PARKS CONSERVATION ASSOCIATION: $1,050 · EnvironmentAmerican Forests: $1,000 · EnvironmentNATIONAL ARBOR DAY FOUNDATION: $1,000 · EnvironmentWORLD CENTRAL KITCHEN INC: $8,444 · InternationalST JUDE CHILDREN'S RESEARCH HOSPITAL INC: $8,000 · HealthPATRIOTS 4 INC: $8,000 · Human ServicesALL FAITHS FOOD BANK INC: $2,500 · Food & NutritionTHE COMMUNITY FOUNDATION OF SARASOTA CO INC: $2,500 · Philanthropy
Other$105,552Environment$11,447International$8,444Health$8,000Human Services$8,000Food & Nutrition$2,500Philanthropy$2,500

Each grantee by its size and the funder’s share of it; top left is load-bearing

25%50%75%100%$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetST JUDE CHILDREN'S RESEARCH HOSPITAL INC: $8,000 over 1y, 0.0% of budgetPATRIOTS 4 INC: $8,000 over 1y, 11% of budgetTHE SURFRIDER FOUNDATION: $5,228 over 2y, 0.0% of budgetTHE AMERICAN CHESTNUT FOUNDATION: $3,169 over 1y, 0.1% of budgetMOTE MARINE LABORATORY INC: $2,670 over 1y, 0.0% of budgetTHE COMMUNITY FOUNDATION OF SARASOTA CO INC: $2,500 over 1y, 0.0% of budgetNATIONAL PARKS CONSERVATION ASSOCIATION: $1,050 over 1y, 0.0% of budgetAmerican Forests: $1,000 over 1y, 0.0% of budgetNATIONAL ARBOR DAY FOUNDATION: $1,000 over 1y, 0.0% of budget
Grantee by grantee: a decade per organization, before and after funding

A decade per grantee: revenue shaded, grants as bars, all rows on one timeline.

  • Who funds WORLD CENTRAL KITCHEN INC ↗
  • Who funds ST JUDE CHILDREN'S RESEARCH HOSPITAL INC ↗
  • Who funds PATRIOTS 4 INC ↗
  • Who funds THE SURFRIDER FOUNDATION ↗
  • Who funds THE AMERICAN CHESTNUT FOUNDATION ↗
  • Who funds MOTE MARINE LABORATORY INC ↗
  • Who funds ALL FAITHS FOOD BANK INC ↗
  • Who funds THE COMMUNITY FOUNDATION OF SARASOTA CO INC ↗
  • Who funds NATIONAL PARKS CONSERVATION ASSOCIATION ↗
  • Who funds American Forests ↗
  • Who funds NATIONAL ARBOR DAY FOUNDATION ↗

How much its grantees rely on government

Each dot is one organization Stelfox Foundation funds: left to right is the share of its income from government, bottom to top the share from Stelfox Foundation. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 00%1%4%8%15%funder's share of their income ↑0%6%13%19%25%share of the org’s income from government →median 4%
  • Mote Marine Laboratory Inc: 4% of income from government
no gov moneyreceives it· size = income
0get no government money at all
1report government grants on their 990 we could not trace to a source (not plotted)
0rely on government for over half their income
⤢ axis zoomed · 0–25%
typical government reliance, FY20–25
How this is measured
Government income is each org’s traced federal awards (USASpending grants and contracts) plus state payments (open checkbooks) as a share of its total revenue (IRS Form 990); the self-reported government-grant line (990 line 1e) is carried for cross-check: a grantee that reports government grants we could not trace to a source is left off the chart rather than shown as receiving none. An association, not a claim that a grant caused the public funding. Coverage is precision-first, a floor rather than a census; state records exist for 9 states, so a grantee outside them shows no state figure (dimmed) rather than a false zero. Federal award amounts are obligations, which can span years, so a single-year share is indicative. 990 filings lag 12 to 24 months.

On method. Every financial figure here is read from IRS e-file XML, the funder’s own 990/990-PF, and from the multi-year returns of the 38 grantees we resolved, each linked to its source. Grantee outcomes are each organization’s own program-service reporting (Form 990, Part III), read as association with funding, never as caused by it. Low-confidence name matches are suppressed rather than guessed. How we build these →

How this is measured
Each figure carries one of six labels. Filed is what the funder reported on its return. Official is another government record about an organization, such as a federal award or a charity register, joined by name where no shared identifier exists. Resolved is an identity we worked out where the filing named a recipient without an EIN, kept only above a measured confidence threshold. Computed is arithmetic over those, like themes, portfolio clusters and co-funder strength. Context is a statistic about a place rather than about an organization, which is what the need overlay is: it describes the area a grantee’s address sits in, not where its work lands. Inferred is drawn by a model from text, like the partnerships read out of public news and organization websites. Each is labeled where it appears.

Generated from the IRS Form 990-PF e-file return for fiscal year 2025, released 2025. Filings run roughly 12 to 24 months behind; figures are dated accordingly.

Source object · view filing

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