The Thiemann Family Foundation

Private foundation · Grantmaker Clayton, MO EIN: 47-5403929

The Thiemann Family Foundation is a private foundation based in Clayton, Missouri. In its 2025 IRS filing, it reported giving $75,000 in grants to 10 organizations.

Key facts about The Thiemann Family Foundation

In short: The Thiemann Family Foundation gave $75K across 10 grants in 2025 (avg $8K), mostly in Missouri. Source: 2025 IRS Form 990-PF.

EIN
47-5403929
Latest 990 filing
Form 990-PF, 2025
Annual giving (2025)
$75,000
Grants made (2025)
10
Average grant
$7,500
Median grant
$6,000
Total assets
$882,559
Primary geography
Missouri (89% of itemized 2025 grant dollars)
Accepts unsolicited proposals
No
How to apply
The foundation does not accept unsolicited requests; it makes contributions only to preselected charitable organizations. Full details ↓

Data from IRS Form 990-PF, 2025; updated September 2026. Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.

Financial Overview

From 2025 IRS Form 990-PF · View filing

Total Assets

$883K

+13.5% YoY

Annual Giving

$75K

+25.0% YoY

Grant Count

10

+25.0% YoY

Avg Grant Size

$8K

+0.0% YoY

Under IRS private-foundation payout rules, The Thiemann Family Foundation reported a distributable amount of $70K for 2025 — the minimum it must pay out in qualifying distributions.

How The Thiemann Family Foundation gives

  • 60% of 2025 grantees were also funded in 2024. Method
  • Giving grew 46% from 2022 to 2025. Method
  • In 2025 it paid out 107% of its IRS minimum distribution (the 5% rule). Method

Estimate from itemized grant lists in IRS Form 990-PF filings (2025). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.

Research compiled by Grantable AI from public sources. Last updated September 2026.

Mission & Focus Areas

No mission statement for the foundation is provided. Its 2025 grants went to organizations including a church, charitable organizations serving first responders and military families, a food bank, animal welfare organizations, and organizations providing other assistance.

The Gary Sinise Foundation describes its mission as supporting veterans, military members, first responders, their families, and families of fallen heroes through programs that provide support and build community. Birthright of Hillsboro says it provides assistance to low-income or indigent individuals for medical and child-care expenses. Heroes Care describes its work as providing support to military members and their families before, during, and after deployment.

Grantmaking

In 2025, the foundation gave $75,000 through 10 grants. Grants ranged from $3,000 to $24,000, with a median grant of $6,000. Its largest listed grants were $24,000 to Bible Baptist Church in Maplewood, Missouri; $10,000 to MO Fire Service Funeral Assistance; and $8,000 each to the Gary Sinise Foundation, MO Chapter International Association of Arson, and The Backstoppers Inc.

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Geographic Focus

Where this funder awards grants

In 2025, 89% of grant dollars went to recipients in Missouri and 11% to recipients in Tennessee.

Grant Distribution by State

4states

Share of 2025 grant dollars across all 10 itemized grants.

Cities

St. LouisFentonGlendaleMaplewoodBridgetonHoustonCreve CoeurHillsboroBartlesvilleLindaleNashvilleOzarkSt CharlesWildwood

Giving Over Time

Total grant dollars and number of grants per year

$0$20K$40K$60K$80K3 grants2019 2 grants2020 7 grants2021 7 grants2022 8 grants2023 8 grants2024 10 grants2025

From 2019 to 2025, annual grant giving ranged from $26K (2019) to $75K (2025). In 2025 it made 10 grants totaling $75K.

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2025

Bible Baptist Church: $24KBible Baptist Church$24KMo Fire Service Funeral Assistance: $10KMo Fire Service FuneralAssistance$10KGary Sinise Foundation: $8KGary Sinise Foundation$8KMo Chapter Int'l Assoc of Arson: $8KMo Chapter Int'l Assoc ofArson$8KThe Backstoppers Inc: $8KThe Backstoppers Inc$8KSt Louis Area Foodbank: $4KSt Louis Area Foodbank$4KThe Humane Society of Missouri: $4KThe Humane Society of Missouri$4KBirthright of Hillsboro: $3KBirthright of Hillsboro$3KHeroes Care Inc: $3KHeroes Care Inc$3KStray Haven Rescue: $3KStray Haven Rescue$3K

The largest 2025 recipient was Bible Baptist Church ($24K). Together the top 10 received $75K.

Grant Size Distribution

40 grants across all recorded years

40<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 40 grants of 40 (100%).

Giving History

Grant recipients and amounts by year

RecipientPurposeAmount
Bible Baptist Church Maplewood, MOGeneral Grant$24,000
Mo Fire Service Funeral Assistance St. Louis, MOGeneral Charitable Purposes$10,000
Gary Sinise Foundation Nashville, TNGeneral Charitable Purposes$8,000
Mo Chapter Int'l Assoc of Arson Glendale, MOGeneral Charitable Purposes$8,000
The Backstoppers Inc St. Louis, MOGeneral Charitable Purposes$8,000
St Louis Area Foodbank Bridgeton, MOGeneral Charitable Purposes$4,000
The Humane Society of Missouri St. Louis, MOGeneral Charitable Purposes$4,000
Birthright of Hillsboro Hillsboro, MOGeneral Charitable Purposes$3,000
Heroes Care Inc Fenton, MOGeneral Charitable Purposes$3,000
Stray Haven Rescue St. Louis, MOGeneral Charitable Purposes$3,000

Financial History

Multi-year comparison from IRS filings

Filing year Assets Revenue Expenses Grants
2025 $882,559 $207,086 $105,106 $75,000 (10 grants)
2024 $777,606 $92,809 $83,051 $60,000 (8 grants)
2023 $767,818 $25,932 $73,429 $51,000 (8 grants)
Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$100K$200K$300K2019 2020 2021 2022 2023 2024 2025
Metric202520242023
Total Assets$882,559$777,606$767,818
Revenue$207,086$92,809$25,932
Expenses$105,106$83,051$73,429
Qualifying Distributions$75,000$60,000$51,000
Net Investment Income$5,429$7,205$5,054
Distributable Amount$70,402$58,286$51,858

Data update history

When this profile's IRS filing data changed on Grantable

  1. Updated Form 990-PF for fiscal year 2024 (received by the IRS May 1, 2025)
  2. Updated Form 990-PF for fiscal year 2025 (received by the IRS May 8, 2026)
  3. Added Form 990-PF for fiscal year 2019 (received by the IRS May 4, 2020)
  4. Updated Form 990-PF for fiscal year 2020 (received by the IRS April 27, 2021)
  5. Updated Form 990-PF for fiscal year 2021 (received by the IRS April 22, 2022)
  6. Updated Form 990-PF for fiscal year 2022 (received by the IRS May 3, 2023)
  7. Updated Form 990-PF for fiscal year 2023 (received by the IRS May 7, 2024)

Leadership & Key People

Leadership team and compensation from IRS filings

The 2025 filing lists Carol L. Miller as chairman/president, Stephan G. Thiemann as director/secretary, Sally E. Rogers as treasurer, and Christopher Thiemann as director/vice president.

The Thiemann Family Foundation is led by Carol L. Miller, Chairman & President on every filing since 2019; none of the 4 officers listed in 2025 report compensation.

Officers on the 2025 filing

  • Carol L. Miller

    Chairman & President

    On filings since 2019

    No compensation reported

  • Stephan G. Thiemann

    Director & Secretary

    On filings since 2019

    No compensation reported

  • Christopher Thiemann

    Director & Vice President

    On filings since 2022

    No compensation reported

  • Sally E. Rogers

    Treasurer

    On filings since 2019

    No compensation reported

Data from IRS Form 990 filings, 2019–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Contact

Mailing address: PO Box 11542, Clayton, MO 63105
Phone: (314) 721-4443

Frequently asked questions about The Thiemann Family Foundation

How much does The Thiemann Family Foundation give each year?

The Thiemann Family Foundation gave $75K across 10 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $60K across 8 grants.

What is The Thiemann Family Foundation's typical grant size?

The Thiemann Family Foundation's median grant in 2025 was $6,000, and its average grant was $7,500, across 10 grants on its 2025 IRS Form 990-PF.

Where does The Thiemann Family Foundation give grants?

The Thiemann Family Foundation gives mostly in Missouri: 89% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest state was Tennessee (11%). The most frequent recipient cities were St. Louis, MO (4 grants).

Does The Thiemann Family Foundation give general operating support?

Yes: 100% of The Thiemann Family Foundation's 2025 grants with a stated purpose (10 of 10) were for general or operating support, per its 2025 IRS Form 990-PF.

Who are The Thiemann Family Foundation's largest grantees?

The Thiemann Family Foundation's largest 2025 grantees include Bible Baptist Church ($24,000), Mo Fire Service Funeral Assistance ($10,000) and Gary Sinise Foundation ($8,000), according to its 2025 IRS Form 990-PF. Together they received 56% of its itemized 2025 grant dollars.

How large is The Thiemann Family Foundation?

The Thiemann Family Foundation reported $883K in total assets on its 2025 IRS Form 990-PF. It paid out $75K in qualifying distributions that year, against a required minimum of $70K (roughly 5% of its investment assets).

What does The Thiemann Family Foundation fund?

No mission statement for the foundation is provided. Its 2025 grants went to organizations including a church, charitable organizations serving first responders and military families, a food bank, animal welfare organizations, and organizations providing other assistance. See mission & focus areas ↑

How do I apply for a grant from The Thiemann Family Foundation?

The foundation does not accept unsolicited requests; it makes contributions only to preselected charitable organizations. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑

What is The Thiemann Family Foundation's EIN?

The Thiemann Family Foundation's EIN (Employer Identification Number) is 47-5403929. IRS Form 990 filing data is available on this page for 2019–2025.

Does The Thiemann Family Foundation accept unsolicited proposals?

No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑

Data last updated September 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.

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