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THE HAROLD HAMM FOUNDATION

OKLAHOMA CITY, OK EIN 46-1256191 Philanthropy & GrantmakingT21 501C3 PRIVATE FOUNDATION
$159K
Revenue
7
Filings
$47.2M
Total Grants
92
Grant Records
Latest Financial Summary
Fiscal Year Revenue Expenses Net Assets Contributions
FY ending Mar 2026 $159K $1.7M $8.1M $2K
Full Financial History
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Key Officers
H
HAROLD G HAMM
PRESIDENT
S
SHELLY LAMBERTZ
SECRETARY
Executive Compensation
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Top Grant Recipients (Teaser)
OKLAHOMA STATE UNIVERSITY FOUNDATION $25.0M
UNIVERSITY OF MARY $10.2M
UNIVERSITY OF OK FOUNDATION $2.0M
92 total grants · $47.2M total giving
Complete Grants Database
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Filing History
990PF
FY ending Mar 2026
Period ended 2026-03-31
990PF
FY ending Mar 2025
990PF
FY ending Mar 2024
990PF
FY ending Mar 2024
Period ended 2024-03-31
990PF
FY ending Mar 2023
990PF
FY ending Mar 2022
Period ended 2022-03-31
IRS990PF
FY ending Mar 2021
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