The Stanley S Langendorf Foundation
The Stanley S Langendorf Foundation is a private foundation based in San Francisco, California, established in 1983. It operates as a grantmaking organization focused on supporting nonprofit organizations that provide direct services to residents of San Francisco.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$4.9M
-9.7% YoY
Annual Giving
$955K
+31.8% YoY
Grant Count
134
+31.4% YoY
Avg Grant Size
$7K
+0.4% YoY
Under IRS private-foundation payout rules, The Stanley S Langendorf Foundation reported a distributable amount of $314K for 2024 — the minimum it must pay out in qualifying distributions.
Mission & Focus Areas
The Foundation awards grants to applicants whose organizations directly serve the residents of the City and County of San Francisco in the following areas:
- Primary and Secondary Education
- Youth Services
- Social Services
- Community and Social Services
- Arts
The Foundation exclusively considers applications from organizations located in and/or providing direct services to the residents of the City and County of San Francisco.
Grantmaking
The Foundation operates on an annual grant cycle with two application tracks:
Grant Range
$5,000–$7,500
Review Cycle
with two application tracks:
How to Apply
**
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Geographic Focus
Where this funder awards grants
The Foundation exclusively funds organizations located in and/or providing direct services to residents of the City and County of San Francisco, California.
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
As of Fiscal Year 2024:
- Total Assets: $4,926,143–$6,200,000
- Total Revenues: $528,865
- Investment Income and Dividends: $204,728
- Total Expenses: $1,060,879
- Total Giving: $617,000–$944,000
The Foundation's assets rank in the top 25% among U.S. foundations.
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $4,926,143 | $5,457,157 | $5,968,258 |
| Revenue | $528,865 | $342,985 | $476,034 |
| Expenses | $1,060,879 | $854,086 | $901,169 |
| Qualifying Distributions | $944,000 | $724,000 | $792,400 |
| Net Investment Income | $411,986 | $212,899 | $453,198 |
| Distributable Amount | $313,837 | $326,808 | $371,151 |
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
250 grants across all recorded years
Open Grants
1 open opportunity from The Stanley S Langendorf Foundation
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Kellogg School of Management ($20,000), Desert Community Foundation ($15,000), Access Institute for Psychological ($10,000).
| Recipient | Purpose | Amount |
|---|---|---|
| 10000 DEGREES SAN RAFAEL, CA | EDUCATION | $5,000 |
| ACCESS INSTITUTE FOR PSYCHOLOGICAL SAN FRANCISCO, CA | COMMUNITY / SOCIAL SERVICES | $10,000 |
| ADA'S CAFE PALO ALTO, CA | COMMUNITY / SOCIAL SERVICES | $1,000 |
| ADDICTION EDUCATION SOCIETY SAN MATEO, CA | COMMUNITY / SOCIAL SERVICES | $5,000 |
| ANTI-DEFAMATION LEAGUE NEW YORK, NY | COMMUNITY / SOCIAL SERVICES | $1,500 |
| BAWSI SAN JOSE, CA | COMMUNITY / SOCIAL SERVICES | $2,500 |
| BAY AREA CRISIS NURSERY CONCORD, CA | COMMUNITY / SOCIAL SERVICES | $5,000 |
| BOYS AND GIRLS CLUB OF SAN FRANCISC SAN FRANCISCO, CA | YOUTH | $10,000 |
| BOYS AND GIRLS CLUBS OF THE PENINSU MENLO PARK, CA | YOUTH | $500 |
| CALIFORNIA STATE PARKS FOUNDATION SAN FRANCISCO, CA | COMMUNITY / SOCIAL SERVICES | $10,000 |
Leadership & Key People
Leadership team and compensation from IRS filings
- Richard J Guggenhime – President & Treasurer
- Lisa G Hauswirth – Secretary
- Charles H Clifford Jr – Director
- Patricia Capbarat – Director
- Andrew Guggenhime – Director
The Foundation operates with limited staffing, with board members dedicating approximately one hour per week and receiving no compensation.
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| RICHARD J GUGGENHIME | PRESIDENT/TR | 1 | — |
| LISA G HAUSWIRTH | SECRETARY | 1 | — |
| CHARLES H CLIFFORD JR | DIRECTOR | 1 | — |
| PATRICIA CAPBARAT | DIRECTOR | 1 | — |
| ANDREW GUGGENHIME | DIRECTOR | 1 | — |
Contact Information
- Website: www.sslfoundation.org
- Email: grants@sslfoundation.com
- Mailing Address: PO Box 2509, San Francisco, CA 94126-2509
- EIN: 94-2861512
Frequently Asked Questions
What does The Stanley S Langendorf Foundation fund?
The Foundation awards grants to applicants whose organizations directly serve the residents of the City and County of San Francisco in the following areas: • Primary and Secondary Education • Youth Services • Social Services • Community and Social Services • Arts The Foundation exclusively considers applications from organizations located in and/or providing direct services to the residents of the City and County of San Francisco.
How do I apply for a grant from The Stanley S Langendorf Foundation?
**Grant Amounts & Activity:** • Median grant size: $5,000–$7,500 • Grant range: $10,000–$27,000 • Recent annual giving: Approximately $617,000–$944,000 • Number of grants: 76–136 grants annually (varies by year) **Application Process:** The Foundation operates on an annual grant cycle with two application tracks: **Letters of Intent (for new applicants and those unfunded in prior five years):** • Due: June 1 (do not submit before May 1) • Submitted via email to: grants@sslfoundation.com • Requi…
Where does The Stanley S Langendorf Foundation make grants?
The Foundation exclusively funds organizations located in and/or providing direct services to residents of the City and County of San Francisco, California.
What size grants does The Stanley S Langendorf Foundation award?
In 2024, The Stanley S Langendorf Foundation awarded 134 grants totaling $955K — an average of about $7K per grant, based on its IRS Form 990 filings.
How much is The Stanley S Langendorf Foundation required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2024, The Stanley S Langendorf Foundation reported a distributable amount of $314K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is The Stanley S Langendorf Foundation's EIN?
The Stanley S Langendorf Foundation's EIN (Employer Identification Number) is 94-2861512. IRS Form 990 filing data is available on this page for 2020–2024.
Explore Open Grants
Browse active grant opportunities in The Stanley S Langendorf Foundation's focus areas in our free grants database
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Data last updated June 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
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