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· Private foundation

Cook Family Foundation

Its FY2025 filing reports that it accepted unsolicited grant applications.

$2.3M
Granted FY2025still arriving
20
Grants FY2025still arriving
1
States reached
$705k
Largest
01What it funds
0184% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2017 to 2025.

Education$2.9MHealth$2.2MEnvironment$723kEmployment$720kCommunity Improvement$636kArts & Culture$277kCrime & Legal$229kCivil Rights$80kOther$0
02FY2025 · 20 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • $10k–50k11 grants · $277k
  • $50k–250k6 grants · $772k
  • $250k+3 grants · $1.3M
$40,000
Median grant
1
States reached
$30M
Total assets
Largest grants
RecipientAmount
SHIAWASSEE DISTRICT LIBRARY$705,000
VARIOUS OTHERS$310,026
VARIOUS OTHERS$281,991
UNIVERSITY OF MICHIGAN$217,681
Individual grant recipient$183,986
CATHOLIC CHARITIES OF SHIA & GENES$101,000
SHIAWASSEE ECONOMIC DEV PARTNERS$99,000
UNIVERSITY OF MICHIGAN$90,146
SAFECENTER (RAVE)$80,000
LEBOWSKY CENTER$40,000
Individual grant recipient$40,000
VOICES FOR CHILDERN ADVOCACY CENTER$40,000
UNITED WAY OF GENESSE COUNTY$35,000
CORUNNA PUBLIC SCHOOLS$35,000
SHIAWASSEE ARTS CENTER$25,000
02The need
03

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 (FY17–25, $277k) land where the poverty rate runs at 13%, against an area that typically sits at 11%. 98% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 11%REFUGE DEVELOPMENT CENTER: $5k → 9%NONPROFIT NETWORK: $50k → 13%NONPROFIT NETWORK: $47k → 13%NONPROFIT NETWORK: $44k → 13%NONPROFIT NETWORK: $43k → 13%NONPROFIT NETWORK: $15k → 13%NONPROFIT NETWORK: $5k → 13%RESPITE VOLUNTEERS OF SHIAWASSEE: $38k → 12%RESPITE VOLUNTEERS OF SHIA: $15k → 12%RESPITE VOLUNTEERS OF SHIA: $15k → 12%RESPITE VOLUNTEERS OF SHIAWASSEE: $1k → 12%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.

89%of every dollar goes to organizations it has funded before.
$8.6M · 22 repeat orgs$1.1M to everyone else

22 repeat relationships: 12 still active in FY2025, 10 since wound down; 6 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

22
5

Total granted

$8.6M
$133k

Median revenue growth · since first grant

+77%
+224%

Still filing today

27%
20%

New vs renewed · share of each year

In FY2025, 59% of grant dollars renewed an existing relationship; $962k went to new ones.

50%100%’17’18’19’20’21’22’23’24’25
RenewedFirst-time

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

’17’18’19’20’21’22’23’24’25
Human ServicesEducationEnvironmentPhilanthropyOther
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

  • UO
    University of Michigan
    9× · 2017–2025 · $2.0M · revenue +202% · 93% of their budget
  • NN
    NONPROFIT NETWORK
    6× · 2017–2022 · $203k · revenue +86%
  • MH
    MEMORIAL HEALTHCARE FOUNDATION
    4× · 2017–2020 · $120k · revenue +77%

Funded once

  • IG
    Individual grant recipient
    one grant, 2024 · $70k
  • OC
    OWOSSO COMMUNITY IMPACT AND INNOVAT
    one grant, 2017 · $26k
  • GL
    GREATER LAINGSBURG RECYCLERS CORPORATION
    one grant, 2021 · $17k
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
American Water Works Association

To promote public health, safety, and welfare through the improvement of the quality and quantity of drinking water and the development and furtherance of understanding of the problems relating thereto.

Public Benefit
2
Michigan Rural Water Association

To provide resources and networking to all members, future members and their customers in order to enhance quality of service.

Public Benefit
3
National Association of Clean Water Agencies

Nacwa is the national voice of public clean water utilities, shaping water policy, convening a vibrant peer network, and empowering water leaders.

—
4
Michigan Water Environment Association

Be and create stewards for the water environment of michigan. provide high quality education for michigan's water professionals. educate and inform policy makers and the general public. promote scientifically sound environmental practices…

Environment
5
Cooperative Network

Promote, represent & advocate for the cooperative way of doing business

—
6
Regional West Health Services

Health care services for the people of western nebraska and eastern wyoming.

Health
7
Saginaw County Chamber of Commerce

To be a catalyst for economic and community progress within the great lakes bay region.

—
8
Community Resource Connections Inc

Improving access to and the effectiveness of services through facilitation and coordination of community services and provision of information and referral services.

Community Improvement
9
Michigan Enviromental Council

Informing and educating the public and decision makers about environmental issues.

Environment
10
Door County Land Trust Inc

The door county land trust is a local, non-governmental non-profit organization whose mission is to preserve door county's exceptional lands and waters forever.

Environment
11
Barry County United Way

None

Philanthropy
12
Michigan Assoc of Community Mental Health Boards

Assisting the community mental health boards of michigan in developing methods for mental health planning, care and treatment.

—
How this is measured
The grantee most central to the portfolio’s shape is Memorial Healthcare Foundation; the most unlike its peers is The Nature Conservancy. Resemblance is measured on each organization’s own IRS 990 mission text; it reflects how work is described, not its quality or impact.
04the grantee network

8 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. 8 of the 34 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.

1
Load-bearing (≥25% of a budget)
4
Early backer (in before they grew)
8/8
Grantees still filing
7/8
Grew since first funded

Where the money sits, by cause and then by grantee

University of Michigan: $2,031,924 · OtherUniversity of MichiganVARIOUS OTHERS: $1,475,810 · OtherVARIOUS OTHERSIndividual grant recipient: $1,391,688 · OtherIndividual grant recipientOWOSSO PUBLIC SCHOOLS: $1,232,000 · OtherOWOSSO PUBLIC SCHOOLSIndividual grant recipient: $756,833 · OtherIndividual grant recipientSHIAWASSEE DISTRICT LIBRARY: $705,000 · OtherSHIAWASSEE DISTRICT LIBRARY+22 more: $1,852,564 · Other+22 moreNONPROFIT NETWORK: $203,315 · Human ServicesRESPITE VOLUNTEERS OF SHIAWASSEE: $69,060 · Human Services+1 more: $5,000 · Human ServicesMEMORIAL HEALTHCARE FOUNDATION: $120,000 · EducationUNITED WAY OF GENESEE COUNTY: $70,000 · PhilanthropyFRIENDS OF THE SHIAWASSEE RIVER: $61,083 · Environment
Other$9,445,819Human Services$277,375Education$120,000Philanthropy$70,000Environment$61,083

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 budgetUniversity of Michigan: $2,031,924 over 9y, 93% of budgetTHE NATURE CONSERVANCY: $304,000 over 6y, 0.0% of budgetNONPROFIT NETWORK: $203,315 over 6y, 9.9% of budgetMEMORIAL HEALTHCARE FOUNDATION: $120,000 over 4y, 6.1% of budgetUNITED WAY OF GENESEE COUNTY: $70,000 over 2y, 0.7% of budgetRESPITE VOLUNTEERS OF SHIAWASSEE: $69,060 over 4y, 20% of budgetFRIENDS OF THE SHIAWASSEE RIVER: $61,083 over 7y, 15% of budgetREFUGEE DEVELOPMENT CENTER: $5,000 over 1y, 0.8% 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 University of Michigan ↗
  • Who funds THE NATURE CONSERVANCY ↗
  • Who funds NONPROFIT NETWORK ↗
  • Who funds MEMORIAL HEALTHCARE FOUNDATION ↗
  • Who funds UNITED WAY OF GENESEE COUNTY ↗
  • Who funds RESPITE VOLUNTEERS OF SHIAWASSEE ↗
  • Who funds FRIENDS OF THE SHIAWASSEE RIVER ↗
  • Who funds REFUGEE DEVELOPMENT CENTER ↗

Co-funders

Grantmakers whose grantees overlap with this funder’s far more than size alone predicts. Closer means stronger alignment; arcs show where they also fund each other. Here they form a tightly interlocked group: most of these funders back each other's grantees too.

Charles Stewart Mott FoundationMI15.5× affinity5 shared granteesties to 1 of 1Hover any node to trace its alignments.Compare side by side →

Open a dossier: Charles Stewart Mott Foundation · Amazonsmile Foundation

How this is measured
Affinity is a Gamma-Poisson posterior co-funding rate, re-centered on the typical rate, so thin evidence shrinks toward no signal. Overlap is association, not proof of shared intent.

How much its grantees rely on government

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

2024
’20’21’22’23’24’25
no gov · 00%6%25%56%100%funder's share of their income ↑0%25%50%75%100%share of the org’s income from government →
    no gov moneyreceives it· size = income
    0get no government money at all
    2report government grants on their 990 we could not trace to a source (not plotted)
    0rely on government for over half their income
    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.
    05Through Plinth

    Warm introductions · Powered by PlinthPlus

    How do I get to Cook Family Foundation?

    Find your warmest path to Cook Family Foundation through trustees and officers whose names appear on both boards. Search for your organization and Plinth traces the shortest route it can evidence.

    Each link is a name appearing on two organizations’ public IRS 990 filings, matched on that name and, where the filings support it, on location. A same-state match has geographic support, which is a second matching feature rather than confirmation that the two are one person; a cross-state one is the likeliest to be two people who share a name. Every hop shows its tier, low-confidence and distant paths are held back rather than guessed, and it is worth confirming the person before you use the introduction.

    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 34 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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