The Herbert & Dorothy Zullig
The Herbert & Dorothy Zullig Foundation is a private foundation based in Sheridan, Wyoming. The foundation was established by Herbert and Dorothy Zullig, with Dorothy having deep roots in the Sheridan community. Dorothy was born in Billings, Montana in 1910 and moved to Sheridan as an infant. She graduated as valedictorian of her class from Sheridan High School in 1928 and worked for 19 years at the Sheridan VA before her marriage to Herbert (Bert) Zullig in 1945. Dorothy passed away on October 10, 2010.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$2.7M
-0.1% YoY
Annual Giving
$163K
+1.9% YoY
Grant Count
21
+10.5% YoY
Avg Grant Size
$8K
-7.8% YoY
Mission & Focus Areas
The foundation's grantmaking priorities focus on:
- Education
- Philanthropy, Voluntarism & Grantmaking
- Human Services
Grantmaking
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Geographic Focus
Where this funder awards grants
The foundation's grantmaking is primarily concentrated in Wyoming, with a particular emphasis on the Sheridan area.
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
- Total Assets: $2,686,784
- Total Annual Giving (2024): $162,500
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $2,686,784 | $2,690,338 | $2,754,904 |
| Revenue | $217,410 | $145,491 | $54,152 |
| Expenses | $220,964 | $210,057 | $158,102 |
| Qualifying Distributions | $163,125 | $160,125 | $105,000 |
| Net Investment Income | $161,820 | $96,906 | $10,372 |
| Distributable Amount | $181,040 | $167,991 | $172,515 |
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
95 grants across all recorded years
Giving History
Grant recipients and amounts by year
No grants recorded for .
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| TOMMY DAVIS | TREASURER | 1 | — |
| ROBERT BERGER | PRESIDENT | 1 | — |
| CAROL ZUERCHER | SECRETARY | 1 | — |
Recent News & Activity
Recent developments and announcements
The foundation appears in recent Wyoming foundation rankings among active grantmakers in the state, maintaining consistent annual giving levels as documented in recent IRS Form 990 filings.
ZOLL Foundation Marks Ten Years of Providing \u201CSeed\u201D Grants to\Related Funders
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Data last updated April 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
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