The William K Warren Foundation
TULSA, OK EIN: 73-0609599
Financial Overview
From 2024 IRS Form 990-PF
Total Assets
$331.4M
+2.0% YoY
Annual Giving
$22.2M
+4.2% YoY
Grant Count
1
+0.0% YoY
Avg Grant Size
$22.2M
+4.2% YoY
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Financial History
Multi-year comparison from IRS filings
Revenue
Expenses
Qualifying Distributions
Net Investment Income
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $331,363,796 | $324,945,641 | $326,242,777 |
| Revenue | $28,720,838 | $26,542,294 | $34,266,089 |
| Expenses | $28,385,574 | $27,729,284 | $25,642,380 |
| Qualifying Distributions | $23,002,482 | $22,071,784 | $21,792,818 |
| Net Investment Income | $22,140,584 | $22,432,198 | $29,594,399 |
| Distributable Amount | $24,581,577 | $22,950,664 | $22,100,193 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 1 recipients in 2024
Grant Size Distribution
5 grants across all recorded years
Giving History
Grant recipients and amounts by year
No grants recorded for .
Who else does The William K Warren Foundation fund?
Explore the funder–grantee relationships behind this foundation, powered by GrantGraph™ — our database of 11 million+ funding connections.
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Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| W K WARREN jr | DIRECTOR & CHAIRMAN EMERITUS | 5 | — |
| W R LISSAU | DIR & CHAIRMAN OF BD(END 5/24) | 10 | — |
| S K Warren | DIRECTOR & SR VICE PRESIDENT | 40 | $214,130 |
| J-K C Warren | CEO & CHAIRMAN (BEG 5/24) | 40 | $761,000 |
| T COOPER | PRESIDENT & DIRECTOR(BEG 5/24) | 40 | $758,886 |
| D AFFELDT | ASSISTANT TREASURER | 40 | $191,240 |
| F W Murphy III | DIRECTOR | 0.5 | $500 |
| W W O'CONNOR | DIRECTOR | 0.5 | $500 |
| M E YOUNG | DIRECTOR | 0.5 | — |
| J ADAMS | SECRETARY | 40 | $110,700 |
| D MCMANUS | ASSISTANT SECRETARY | 40 | $88,660 |
| J PIERCE | TREASURER | 40 | $215,850 |
| A N WARREN | DIRECTOR | 0.5 | — |
| M S BLANKENSHIP | DIRECTOR | 0.5 | — |
Geographic Focus
Where this funder has awarded grants
Grant Distribution by State
Oklahoma $96.1M (100%)
States
Cities
Tulsa
Data last updated March 2026. Sourced from IRS Form 990-PF filings.
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