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· Private foundation

Thieme Family 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.

$28k
Granted FY2025still arriving
11
Grants FY2025still arriving
1
States reached
$10k
Largest
01What it funds
01100% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2020 to 2025.

Education$61kHuman Services$56kHousing & Shelter$13kRecreation & Sports$13kArts & Culture$10kPublic Benefit$10kAnimals$6kEnvironment$2kOther$0
02FY2025 · 11 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k10 grants · $18k
  • $10k–50k1 grant · $10k
$1,000
Median grant
1
States reached
$507k
Total assets
Largest grants
RecipientAmount
NOUVEL CATHOLIC CENTRAL HIGH SCHOOL$10,000
SLEEP IN HEAVENLY PEACE$5,000
SAINT GERARD SOCIETY$4,000
RAGNAROK TRAINING SYSTEMS$1,500
MUSTARD SEED SHELTER$1,000
NEW BEGINNING ENRICHMENT CENTER$1,000
MACKINAW CENTER FOR PUBLIC POLICY$1,000
UNDERGROUND RAILROAD$1,000
TEMPLEARTS$1,000
MAJOR CHORDS FOR MINORS$1,000
URBAN RACQUET SPORTS FOUNDATION$1,000
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 (FY20–25, $10k) land where the poverty rate runs at 18%, against an area that typically sits at 15%. 100% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 15%UNDERGROUND RAILROAD: $5k → 18%UNDERGROUND RAILROAD: $2k → 18%UNDERGROUND RAILROAD: $2k → 18%UNDERGROUND RAILROAD: $1k → 18%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.

88%of every dollar goes to organizations it has funded before.
$150k · 10 repeat orgs$20k to everyone else

Grantees it renews have grown median revenue +39% since the first grant, against -31% for those funded once.

10 repeat relationships: 7 still active in FY2025, 3 since wound down; 4 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

10
7

Total granted

$150k
$12k

Median revenue growth · since first grant

+39%
-31%

Still filing today

70%
43%

New vs renewed · share of each year

In FY2025, 69% of grant dollars renewed an existing relationship; $9k went to new ones.

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

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

’20’21’22’23’24’25
Arts & CultureEnvironmentReligionHuman ServicesAnimalsEducationOther
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

  • CA
    CHILD ABUSE & NEGLECT COUNCIL GREAT LAKES BAY REGION
    5× · 2020–2024 · $40k · revenue +39%
  • SG
    SAINT GERARD SOCIETY
    6× · 2020–2025 · $14k · revenue ×34
  • UR
    UNDERGROUND RAILROAD INC
    4× · 2020–2025 · $10k · revenue +24%

Funded once

  • AT
    ANTIQUE TOY AND FIREHOUSE MUSEUM
    one grant, 2022 · $5k · revenue -31%
  • HP
    HEMLOCK PUBLIC SCHOOLS
    one grant, 2024 · $2k
  • SH
    SHIAWASSEE HABITAT FOR HUMANITY
    one grant, 2024 · $2k
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
Saginaw Society for Crippled Children
Health
2
Saginaw County Youth Protection Council

To empower and support children and families in reaching their full potential and becoming self-sufficient, saving lives and creating futures through educational enrichment and shelter services.

Human Services
3
Historical Society of Saginaw County

The historical society of saginaw county is committed to serve the community by telling the continuing story of the people of the saginaw region through exploration, preservation and presentation of their historical and cultural heritage.

—
4
Saginaw County Chamber of Commerce

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

—
5
Saginaw County Convention & Visitors Bureau

Promotion of conventions & tourism in saginaw county

—
6
The Michigan Glass Project
Public Benefit
7
Saginaw African Cultural Festival Inc

The saginaw african cultural festival's mission is to provide cultural education to the greater saginaw, michigan community.

Arts & Culture
8
Saginaw Valley Jatc

Apprenticeship Program

—
9
Child & Family Service of Saginaw

Child and Family Service of Saginaw County is a social work agency dedicated to enhancing the quality of life in our community by fostering personal growth, emotional development, recovery from trauma, self- reliance, and healthy…

Human Services
10
Michigan Club Squash
Recreation & Sports
11
Guardianship Services of Saginaw

Guardian/conservator/representative payee for legally incapacitated and developmentally disabled individuals and provide assistance with financial management.

Community Improvement
12
Saginaw Public Libraries Foundation

Support library activities through materials and services

—
How this is measured
The grantee most central to the portfolio’s shape is Child Abuse & Neglect Council Great Lakes Bay Region; the most unlike its peers is Antique Toy and Firehouse Museum. 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

12 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. 12 of the 21 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)
5
Early backer (in before they grew)
12/12
Grantees still filing
9/12
Grew since first funded

Where the money sits, by cause and then by grantee

NOUVEL CATHOLIC CENTRAL HIGH SCHOOL: $43,500 · OtherNOUVEL CATHOLIC CENTRAL HIGH SCHOOLCHILD ABUSE & NEGLECT COUNCIL GREAT LAKES BAY REGION: $40,000 · OtherCHILD ABUSE & NEGLECT COUNCIL GREAT LAKES BAY REGIONMUSTARD SEED SHELTER: $11,500 · OtherMUSTARD SEED SHELTERMACKINAW CENTER FOR PUBLIC POLICY: $10,000 · OtherMACKINAW CENTER FOR PUBLIC POLICY+9 more: $11,000 · Other+9 moreSAINT GERARD SOCIETY: $13,500 · ReligionUrban Racquet Sports Foundation: $10,000 · Youth DevelopmentANTIQUE TOY AND FIREHOUSE MUSEUM: $5,000 · Arts & CultureMAJOR CHORDS FOR MINORS: $4,000 · Arts & CultureTEMPLEARTS: $1,000 · Arts & CultureUNDERGROUND RAILROAD INC: $9,500 · Human ServicesSAGINAW VALLEY ZOOLOGICAL SOCIETY: $6,000 · AnimalsSLEEP IN HEAVENLY PEACE INC: $5,000 · Housing & Shelter
Other$116,000Religion$13,500Youth Development$10,000Arts & Culture$10,000Human Services$9,500Animals$6,000Housing & Shelter$5,000

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

25%50%75%100%$1.0Mgrantee revenue →↑ funder's share of their budgetCHILD ABUSE & NEGLECT COUNCIL GREAT LAKES BAY REGION: $40,000 over 5y, 0.8% of budgetSAINT GERARD SOCIETY: $13,500 over 6y, 8.0% of budgetUrban Racquet Sports Foundation: $10,000 over 3y, 9.9% of budgetUNDERGROUND RAILROAD INC: $9,500 over 4y, 0.1% of budgetSAGINAW VALLEY ZOOLOGICAL SOCIETY: $6,000 over 5y, 0.1% of budgetANTIQUE TOY AND FIREHOUSE MUSEUM: $5,000 over 1y, 1.3% of budgetMAJOR CHORDS FOR MINORS: $4,000 over 4y, 1.4% of budgetSAGINAW BASIN LAND CONSERVANCY: $2,000 over 2y, 0.2% of budgetREAD Association of Saginaw County: $1,000 over 1y, 0.5% of budgetWOMEN OF COLORS: $1,000 over 1y, 0.5% 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 CHILD ABUSE & NEGLECT COUNCIL GREAT LAKES BAY REGION ↗
  • Who funds SAINT GERARD SOCIETY ↗
  • Who funds Urban Racquet Sports Foundation ↗
  • Who funds UNDERGROUND RAILROAD INC ↗
  • Who funds SAGINAW VALLEY ZOOLOGICAL SOCIETY ↗
  • Who funds SLEEP IN HEAVENLY PEACE INC ↗
  • Who funds ANTIQUE TOY AND FIREHOUSE MUSEUM ↗
  • Who funds MAJOR CHORDS FOR MINORS ↗
  • Who funds SAGINAW BASIN LAND CONSERVANCY ↗
  • Who funds READ Association of Saginaw County ↗
  • Who funds WOMEN OF COLORS ↗
  • Who funds TEMPLEARTS ↗

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.

Saginaw Community FoundationMI26.2× affinity10 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Saginaw Community Foundation · Allen E & Marie A Nickless Memorial Foundation · Wickson-Link Memorial Foundation · Wm McNally Family Foundation · Morley Foundation · Alice E Turner Memorial Trust · Frank N Andersen Foundation · Bierlein Companies Foundation · Consumers Energy Foundation · Boutell Memorial Fund · Charles F& Adeline Barth Charitable Foundation · Drsamuel Shaheen Family 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 Thieme Family Foundation funds: left to right is the share of its income from government, bottom to top the share from Thieme Family Foundation. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 00%1%3%6%10%funder's share of their income ↑0%10%20%30%40%share of the org’s income from government →
    no gov moneyreceives it· size = income
    0get no government money at all
    5report government grants on their 990 we could not trace to a source (not plotted)
    0rely on government for over half their income
    ⤢ axis zoomed · 0–40%
    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 Thieme Family Foundation?

    Find your warmest path to Thieme 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 21 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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