Louis H and Mary Patricia Stumberg
The Louis H and Mary Patricia Stumberg Foundation is a private family foundation based in San Antonio, Texas. Established in 1989, the foundation operates as a 501(c)(3) organization dedicated to philanthropic grantmaking across multiple sectors.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$13.7M
+30.9% YoY
Annual Giving
$773K
+34.9% YoY
Grant Count
23
+15.0% YoY
Avg Grant Size
$34K
+17.3% YoY
Under IRS private-foundation payout rules, Louis H and Mary Patricia Stumberg reported a distributable amount of $824K for 2024 — the minimum it must pay out in qualifying distributions.
Mission & Focus Areas
The foundation's primary focus areas include:
- Arts and culture
- Education and higher education
- Health and human services
- Religion and Christianity
- Philanthropy and nonprofit support
- Children and youth services
- Social services
The foundation gives primarily for health and human services and to religious organizations.
Grantmaking
The foundation provides general operating support and project support to nonprofit organizations.
Grant Range
$130
Average Grant
$130
Ready to take the next step with Louis H and Mary Patricia Stumberg?
Geographic Focus
Where this funder awards grants
The foundation primarily funds projects in Texas, with specific emphasis on:
- San Antonio
- Austin
- Kerrville
- Bexar County
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
- Total assets: $13,692,145 (2024)
- Total revenue: $4.15 million (2024)
- Total expenses: $919,000 (2024)
- Total liabilities: $0 (2024)
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $13,692,145 | $10,458,861 | $10,061,465 |
| Revenue | $4,152,587 | $1,102,801 | $1,800,677 |
| Expenses | $919,303 | $705,405 | $271,690 |
| Qualifying Distributions | $712,019 | $582,651 | $186,574 |
| Net Investment Income | $4,057,214 | $1,021,999 | $1,721,696 |
| Distributable Amount | $824,298 | $738,746 | $715,052 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
Grant Size Distribution
70 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include The Congregational Collective ($110,000), UTSA School of Music ($100,000), The Witte ($100,000).
| Recipient | Purpose | Amount |
|---|---|---|
| SUNSHINE COTTAGE SCHOOL FOR DEAF CHILDREN San Antonio, TX | CHARITABLE | $20,000 |
| LAITY LODGE FOUNDATION KERVILLE, TX | CHARITABLE | $30,000 |
| SAN ANTONIO BOTANICAL GARDEN SOCIETY INC SAN ANTONIO, TX | CHARITABLE | $40,000 |
| ALAMO HEIGHTS CHRISTIAN SCHOOL SAN ANTONIO, TX | CHARITABLE | $10,000 |
| CHILDRENS BEREAVEMENT CENTER SAN ANTONIO, TX | CHARITABLE | $25,000 |
| SAMMINISTRIES SOCIAL ENTERPRISES SAN ANTONIO, TX | CHARITABLE | $5,000 |
| UNITED WAY OF SAN ANTONIO SAN ANTONIO, TX | CHARITABLE | $25,000 |
| THE MCNAY ART MUSUEM SAN ANTONIO, TX | CHARITABLE | $40,000 |
| The Charity Ball Assoc of SA San Antonio, TX | CHARITABLE | $5,000 |
| UTSA School of Music San Antonio, TX | CHARITABLE | $100,000 |
Leadership & Key People
Leadership team and compensation from IRS filings
The foundation's trustees include:
- Mary Pat Stumberg
- Louis H. Stumberg Jr.
- Diana M. Stumberg
- Eric B. Stumberg
All trustees serve without compensation.
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| MARY PAT STUMBERG | TRUSTEE | 1 | — |
| LOUIS H STUMBERG JR | TRUSTEE | 1 | — |
| DIANA M STUMBERG | TRUSTEE | 1 | — |
| ERIC B STUMBERG | TRUSTEE | 1 | — |
Contact Information
Address: 227 W Olmos Dr, San Antonio, TX 78212-1957
Telephone: 210-271-0448
Frequently Asked Questions
What does Louis H and Mary Patricia Stumberg fund?
The foundation's primary focus areas include: • Arts and culture • Education and higher education • Health and human services • Religion and Christianity • Philanthropy and nonprofit support • Children and youth services • Social services The foundation gives primarily for health and human services and to religious organizations.
How do I apply for a grant from Louis H and Mary Patricia Stumberg?
**Grant Activity:** • Total giving: $704,686 (most recent filing) • Total awarded in recent year: $573,000 • Average grant size: $130 • Total grants awarded (previous year): 2,687 • Open to new applicants: Yes • Percentage of new applicants funded: 12% **Types of Support:** The foundation provides general operating support and project support to nonprofit organizations.
Where does Louis H and Mary Patricia Stumberg make grants?
The foundation primarily funds projects in Texas, with specific emphasis on: • San Antonio • Austin • Kerrville • Bexar County
What size grants does Louis H and Mary Patricia Stumberg award?
In 2024, Louis H and Mary Patricia Stumberg awarded 23 grants totaling $773K — an average of about $34K per grant, based on its IRS Form 990 filings.
How much is Louis H and Mary Patricia Stumberg required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2024, Louis H and Mary Patricia Stumberg reported a distributable amount of $824K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Louis H and Mary Patricia Stumberg's EIN?
Louis H and Mary Patricia Stumberg's EIN (Employer Identification Number) is 74-6367261. IRS Form 990 filing data is available on this page for 2020–2024.
Explore Open Grants
Browse active grant opportunities in Louis H and Mary Patricia Stumberg's focus areas in our free grants database
Similar Funders
Funders that support many of the same organizations
San Antonio Area Foundation
SAN ANTONIO, TX
Assets
$640.7M
Grants
379
Total Given
$35.4M
Faye L & William L Cowden Charitable
SAN ANTONIO, TX
Assets
$11.5M
Grants
59
Total Given
$523K
Shield-ayres Foundation
AUSTIN, TX
Assets
$19.1M
Grants
121
Total Given
$2.1M
Pryor Myra Stafford Char Tr F0030100
SAN ANTONIO, TX
Assets
$28.8M
Grants
78
Total Given
$2.0M
Betty Stieren Kelso Foundation
SAN ANTONIO, TX
Assets
$51.5M
Grants
73
Total Given
$3.2M
Morgan Stanley Global Impact Funding Trust Inc
INDIANAPOLIS, IN
Assets
$9.1B
Grants
19,253
Total Given
$1.2B
Nancy Smith Hurd Foundation
SAN ANTONIO, TX
Assets
$93.2M
Grants
45
Total Given
$4.1M
Cb and Anita Branch Trust
SAN ANTONIO, TX
Assets
$36.9M
Grants
56
Total Given
$2.6M
80-20 Foundation
SAN ANTONIO, TX
Assets
$4.1M
Grants
39
Total Given
$3.1M
The Texas Cavaliers Charitable
SAN ANTONIO, TX
Assets
$12.2M
Grants
55
Total Given
$1.9M
Impetus Foundation
SAN ANTONIO, TX
Assets
$274.9M
Grants
45
Total Given
$7.8M
Charitable Foundation Frost F0359600
SAN ANTONIO, TX
Assets
$12.4M
Grants
52
Total Given
$2.2M
Data last updated June 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
What could you do with Louis H and Mary Patricia Stumberg on Grantable?
- Assess strategic fit with your organization
- Draft a tailored letter of inquiry
- Find open RFPs from this funder
- Monitor for new funding opportunities