Foundations · IRS 990 filings

Foundations in Oklahoma

973
foundations
$1.28B
grants paid, FY2022–FY2025
265
say they accept unsolicited
$7,500
median grant

Grantlas lists 973 foundations based in Oklahoma — 911 private foundations and 62 grantmaking charities such as community foundations and United Ways — from their 990-PF and Form 990 filings for FY2022–FY2025. Together they paid out $1.28 billion in grants in their latest filing year, and 265 of them (27%) say they accept unsolicited requests. The most common cities are Tulsa (349), Oklahoma City (200) and Edmond (65).

265 of them say on their 990-PF that they accept unsolicited requests. Foundations accepting applications in Oklahoma.

Top 25 of 973 foundations

All 25 foundations below say on their 990-PF that they accept unsolicited requests. Another 240 in this list say so too. Ranked by what they paid in grants in their latest filing.

Foundations in Oklahoma
The Meinders FoundationOklahoma City, OK$200,000$74.6M$1,000–$18MFY2025Locked: fit score and contacts
The Samuel Roberts Noble FoundationArdmore, OK$5,000$53.9M$150–$36.5MFY2024Locked: fit score and contacts
The McGee Foundation IncOklahoma City, OK$50,000$42.3M$10,000–$13.4MFY2025Locked: fit score and contacts
The Anne and Henry Zarrow FoundationTulsa, OK$20,000$37.3M$200–$2.2MFY2024Locked: fit score and contacts
Inasmuch FoundationOklahoma City, OK$10,000$22.2M$50–$2MFY2024Locked: fit score and contacts
The William K Warren FoundationTulsa, OK$22.2M$22.2M—FY2024Locked: fit score and contacts
El and Thelma Gaylord FoundationOklahoma City, OK$30,000$15.6M$1,000–$1.5MFY2024Locked: fit score and contacts
Sanford P & Irene F Burnstein FoundationTulsa, OK$30,000$12.1M$229–$1.4MFY2024Locked: fit score and contacts
Asbjornson FoundationTulsa, OK$2.9M$12M$250,000–$6MFY2024Locked: fit score and contacts
The HA & Mary K Chapman FoundationTulsa, OK$50,000$8.3M$5,000–$750,000FY2024Locked: fit score and contacts
A R and Marylouise Tandy FoundationTulsa, OK$16,500$7.1M$4,000–$1.4MFY2024Locked: fit score and contacts
Southern Oklahoma Memorial FoundationArdmore, OK$30,000$6M$250–$2MFY2024Locked: fit score and contacts
Ruth Nelson Family FoundationTulsa, OK$5.5M$5.5M—FY2024Locked: fit score and contacts
Sarkeys FoundationNorman, OK$25,000$4.4M$500–$4.4MFY2024Locked: fit score and contacts
Oge Energy Corp Foundation IncOklahoma City, OK$10,000$4.3M$500–$1.5MFY2024Locked: fit score and contacts
Masonic Charity Foundation of OklahomaEdmond, OK$25,000$3.8M$1,260–$957,229FY2024Locked: fit score and contacts
Oneok Foundation IncTulsa, OK$4,893$3.7M$459–$500,000FY2024Locked: fit score and contacts
McLaughlin Family FoundationOklahoma City, OK$90,000$3.4M$10,000–$675,000FY2024Locked: fit score and contacts
Maxine and Jack Zarrow Family FoundationTulsa, OK$9,400$2.8M$328–$600,000FY2024Locked: fit score and contacts
McMahon FoundationLawton, OK$26,000$2.8M$3,000–$540,000FY2024Locked: fit score and contacts
Zink Family FoundationBroken Arrow, OK$15,000$2.8M$1,000–$500,000FY2024Locked: fit score and contacts
Ketchum Charitable Foundation IncTulsa, OK$20,000$2.6M$5,000–$420,000FY2024Locked: fit score and contacts
One Gas Foundation IncTulsa, OK$2,371$2.6M$50–$366,741FY2024Locked: fit score and contacts
Lyon FoundationBartlesville, OK$12,500$2.5M$1,000–$605,000FY2025Locked: fit score and contacts
McCasland Foundation IncDuncan, OK$2.2M$2.2M—FY2024Locked: fit score and contacts
  • Median grant and grant range come from the 990-PF grant schedule; a dash means there is none to report.
  • “One grant” means a schedule with a single grant — no median, nothing to range over. “One amount” means several grants, all the same size.

948 more foundations — see all in Grantlas

Data from 990-PF and Form 990 filings, FY2022–FY2025. Updated November 8, 2026.