Southern Oklahoma Memorial Foundation

Foundation · Grantmaker Ardmore, OK EIN: 73-1300662

The Southern Oklahoma Memorial Foundation is based in Ardmore, Oklahoma, and supports nonprofit organizations in southern Oklahoma. Founded in 1950 to construct and support a new hospital, it became a private grantmaking foundation in the late 1990s following the sale of the local hospital.

Key facts about Southern Oklahoma Memorial Foundation

In short: Southern Oklahoma Memorial Foundation gave $6.0M across 54 grants in 2025 (avg $111K), mostly in Oklahoma. 22% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.

EIN
73-1300662
Latest 990 filing
Form 990-PF, 2025
Annual giving (2025)
$5,967,620
Grants made (2025)
54
Average grant
$110,511
Median grant
$30,000
New grantees (estimate)
22% first-time grantees (11 of 49, 2025)
Total assets
$105,723,600
Primary geography
Oklahoma (100% of itemized 2025 grant dollars)
How to apply
Oklahoma nonprofits may begin by sending the foundation president an overview of the organization, an explanation of the project, and the amount requested. Full details ↓
Deadline
December 1, March 1, June 1, and September 1.

Data from IRS Form 990-PF, 2025; updated September 2026. New grantees are estimated by matching recipient names across years (methodology). Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.

Financial Overview

From 2025 IRS Form 990-PF · View filing

Total Assets

$105.7M

+2.4% YoY

Annual Giving

$6.0M

-6.9% YoY

Grant Count

54

-12.9% YoY

Avg Grant Size

$111K

+6.9% YoY

Under IRS private-foundation payout rules, Southern Oklahoma Memorial Foundation reported a distributable amount of $6.8M for 2025 — the minimum it must pay out in qualifying distributions.

Is Southern Oklahoma Memorial Foundation open to new grantees?

22%

first-time grantees, 2025

In 2025, 11 of 49 grantees (22%) were first-time recipients. First grants averaged $220K; repeat grants $93K. How we count

Medians: $43K first-time, $32K repeat.

  • 61% of 2025 grantees were also funded in 2024. Method
  • Giving held roughly steady from 2022 to 2025 (+6%). Method
  • In 2025 it paid out 92% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. Method

Estimate from itemized grant lists in IRS Form 990-PF filings (2020–2025). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.

Research compiled by Grantable AI from public sources. Last updated September 2026.

Mission & Focus Areas

No mission statement for the foundation is provided. Its grant program identifies healthcare, education, and social services as funding areas.

Grantees’ stated missions illustrate the kinds of work supported. Southern Oklahoma Ambulance Service says it provides ambulance and emergency medical services to Carter and eastern Jefferson counties. Ardmore Habitat for Humanity says it builds houses for people in need, while Marshall County EMS District says it provides ambulance service to citizens of southern Oklahoma. The foundation also funded construction of a nursing education center and scholarships.

Grantmaking

In 2025, the foundation awarded 54 grants totaling $5,967,620. Awards ranged from $250 to $2,000,000, with a median grant of $30,000.

Review Cycle

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Geographic Focus

Where this funder awards grants

The grant program identifies eligible applicants as 501(c)(3) organizations operating within a 50-mile radius of Ardmore. The foundation’s 2025 filing reports that 100% of its grant dollars went to recipients in Oklahoma.

Grant Distribution by State

1state

Share of all 54 itemized 2025 grant dollars.

States

Cities

ArdmoreOklahoma CityMadillDurantSulphurAdaTishomingoMariettaOklahma CityShawneeHealdtonLone GroveNormanOverbrookRinglingSpringerStillwaterTatumsWaurikaWilson

Giving Over Time

Total grant dollars and number of grants per year

$0$2M$4M$6M$8M63 grants202046 grants202160 grants202263 grants202362 grants202454 grants2025

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2025

Southern Oklahoma Ambulance Service Inc: $2.0MSouthern Oklahoma AmbulanceService Inc$2.0MMurray State Ccollege Foundation Inc: $1.3MMurray State CcollegeFoundation Inc$1.3MHardy Murphy Coliseum Trust Authority: $500KHardy Murphy Coliseum TrustAuthority$500KMarshall County Medical CNTR Board of Control: $445KMarshall County Medical CNTRBoard of Control$445KYMCA of Ardmore Oklahoma: $228K across 2 grantsYMCA of Ardmore Oklahoma$228K · 2 grantsArdmore School District I-19: $175KArdmore School District I-19$175KMore Foundation: $84KMore Foundation$84KArdmore Habitat for Humanity Inc: $75KArdmore Habitat for HumanityInc$75KCriner Hills Volunteer Fire Department: $75KCriner Hills Volunteer FireDepartment$75KMarshall County Ems District: $66KMarshall County Ems District$66K

Grant Size Distribution

285 grants across all recorded years

178<$50K53$50–100K32$100–250K7$250–500K8$500K–1M7$1–5M$5M+

Giving History

Grant recipients and amounts by year

RecipientPurposeAmount
SOUTHERN OKLAHOMA AMBULANCE SERVICE INC Ardmore, OKNEW FACILITY CONSTRUCTION$2,000,000
MURRAY STATE CCOLLEGE FOUNDATION INC Tishomingo, OKSOUTHERN OKLAHOMA NURSING EDUCATION CENTER CONSTRUCTION$1,250,000
HARDY MURPHY COLISEUM TRUST AUTHORITY Ardmore, OKNEW ROOF COLISEUM EXPO, ADMIN AREA$500,000
MARSHALL COUNTY MEDICAL CNTR BOARD OF CONTROL Madill, OKHOSPITAL MRI/CT SUITE CONSTRUCTION$445,260
YMCA OF ARDMORE OKLAHOMA Ardmore, OKGRANT - 2025 OPERATING SUPPORT$225,000
ARDMORE SCHOOL DISTRICT I-19 Ardmore, OKFY25 SCHOOL NURSE REIMBURSEMENT$174,713
MORE FOUNDATION Ardmore, OKSCHOLARSHIPS$84,025
ARDMORE HABITAT FOR HUMANITY INC Ardmore, OKHOME CONSTRUCTION HOPE ADDITION$75,000
CRINER HILLS VOLUNTEER FIRE DEPARTMENT Overbrook, OKADDITION TO FIRE STATION #2, DOOR OPENERS$75,000
MARSHALL COUNTY EMS DISTRICT Madill, OKHANDHELD RADIONS, IV PUMPS$66,054

Financial History

Multi-year comparison from IRS filings

Filing year Assets Revenue Expenses Grants
2025 $105,723,600 $9,868,916 $7,390,283 $5,967,620
2024 $103,244,967 $4,458,525 $8,013,175 $6,411,524
2023 $106,799,617 $8,664,144 $7,971,437 $6,319,286

The filing type is 990T.

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$5M$10M$15M202020212022202320242025
Metric202520242023
Total Assets$105,723,600$103,244,967$106,799,617
Revenue$9,868,916$4,458,525$8,664,144
Expenses$7,390,283$8,013,175$7,971,437
Qualifying Distributions$6,285,440$6,715,709$6,602,392
Net Investment Income$8,734,793$3,615,329$7,102,269
Distributable Amount$6,797,685$6,538,404$6,444,438

Data update history

When this profile's IRS filing data changed on Grantable

  1. IRS filings on file for fiscal years 2020–2025

Leadership & Key People

Leadership team and compensation from IRS filings

The 2025 filing lists Mary Kate Wilson as president; Curtis Davidson as chairman; Laura Clay as vice chairman; Mark Riesen as secretary; and Jelana Aaron, Ann Crosby, Gene Litteken, Cody Noble, Jeffrey Rother, and Gil Wallace as directors.

Southern Oklahoma Memorial Foundation is led by Mary Kate Wilson, President on every filing since 2020; 1 of 10 officers listed in 2025 is compensated.

Officers on the 2025 filing

  • Mary Kate Wilson

    President

    On filings since 2020

    30 hrs/week

    $125K (2020) → $166K (2025)

  • Curtis Davidson

    Chairman

    Director → Chairman, 2022

    On filings since 2020

    0.4 hrs/week

    No compensation reported

  • Ann Crosby

    Director

    On filings since 2020

    0.4 hrs/week

    No compensation reported

  • Gil Wallace

    Director

    On filings since 2022

    0.4 hrs/week

    No compensation reported

  • Cody Noble

    Director

    On filings since 2023

    0.4 hrs/week

    No compensation reported

  • Gene Litteken

    Director

    On filings since 2023

    0.4 hrs/week

    No compensation reported

  • Jeffrey Rother

    Director

    On filings since 2023

    0.4 hrs/week

    No compensation reported

  • Jelana Aaron

    Director

    On filings since 2023

    0.4 hrs/week

    No compensation reported

  • Laura Clay

    Vice Chairman

    Director → Vice Chairman, 2023

    On filings since 2022

    0.4 hrs/week

    No compensation reported

  • Mark Riesen

    Secretary

    Director → Secretary, 2023

    On filings since 2022

    0.4 hrs/week

    No compensation reported

Former officers (7)
  • Former: Debra Fields (2020–2022) — Vice Chairman
  • Former: Kevin Reed (2020–2022) — Director
  • Former: Michael Carnahan (2020–2022) — Director
  • Former: T. A. Brandt (2020–2022) — Secretary
  • Former: Bill Goddard (2020–2021) — Director
  • Former: Ron Graves (2020–2021) — Chairman
  • Former: Sallie Walker (2020–2021) — Director

Data from IRS Form 990 filings, 2020–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Compensation Overview

From 2025 IRS filing

Mary Kate Wilson — President: $166KMary Kate WilsonPresident$166K

Contact

Mailing address: PO Box 1409, Ardmore, OK 73402-1409
Phone: (580) 226-0700

Frequently asked questions about Southern Oklahoma Memorial Foundation

How much does Southern Oklahoma Memorial Foundation give each year?

Southern Oklahoma Memorial Foundation gave $6.0M across 54 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $6.4M across 62 grants.

What is Southern Oklahoma Memorial Foundation's typical grant size?

Southern Oklahoma Memorial Foundation's median grant in 2025 was $30,000, and its average grant was $110,511, across 54 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from Southern Oklahoma Memorial Foundation that year got $220K on average.

Where does Southern Oklahoma Memorial Foundation give grants?

Southern Oklahoma Memorial Foundation gives mostly in Oklahoma: 100% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The most frequent recipient cities were Ardmore, OK (36 grants), Oklahoma City, OK (5 grants), Durant, OK (3 grants) and Tishomingo, OK (2 grants).

Does Southern Oklahoma Memorial Foundation give general operating support?

Yes: 35% of Southern Oklahoma Memorial Foundation's 2025 grants with a stated purpose (19 of 54) were for general or operating support, per its 2025 IRS Form 990-PF.

Who are Southern Oklahoma Memorial Foundation's largest grantees?

Southern Oklahoma Memorial Foundation's largest 2025 grantees include Southern Oklahoma Ambulance Service Inc ($2,000,000), Murray State Ccollege Foundation Inc ($1,250,000) and Hardy Murphy Coliseum Trust Authority ($500,000), according to its 2025 IRS Form 990-PF. Together they received 63% of its itemized 2025 grant dollars.

How large is Southern Oklahoma Memorial Foundation?

Southern Oklahoma Memorial Foundation reported $105.7M in total assets on its 2025 IRS Form 990-PF. It paid out $6.3M in qualifying distributions that year, against a required minimum of $6.8M (roughly 5% of its investment assets).

What does Southern Oklahoma Memorial Foundation fund?

No mission statement for the foundation is provided. Its grant program identifies healthcare, education, and social services as funding areas. Grantees’ stated missions illustrate the kinds of work supported. Southern Oklahoma Ambulance Service says it provides ambulance and emergency medical services to Carter and eastern Jefferson counties. Ardmore Habitat for Humanity says it builds houses for people in need, while Marshall County EMS District says it provides ambulance service to citizens o…

How do I apply for a grant from Southern Oklahoma Memorial Foundation?

Oklahoma nonprofits may begin by sending the foundation president an overview of the organization, an explanation of the project, and the amount requested. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑

What is Southern Oklahoma Memorial Foundation's EIN?

Southern Oklahoma Memorial Foundation's EIN (Employer Identification Number) is 73-1300662. IRS Form 990 filing data is available on this page for 2020–2025.

Data last updated September 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.

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