Robert Glenn Rapp Foundation
The Robert Glenn Rapp Foundation is a private foundation based in Oklahoma City, Oklahoma, established in 1951. The foundation operates as a grantmaking organization with a mission to support philanthropic initiatives that improve quality of life, with particular emphasis on children, families, and educational advancement.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$33.5M
+3.4% YoY
Annual Giving
$2.0M
+4.1% YoY
Grant Count
47
-16.1% YoY
Avg Grant Size
$42K
+24.1% YoY
Mission & Focus Areas
The foundation was created to provide grants to organizations that work with children and families. Primary funding focus areas include:
- Education
- Human Services
- Philanthropy, Voluntarism & Grantmaking
- Health and medical services
- Community development and capital projects
Grantmaking
The foundation appears open to new applicants, with no "preselected only" restriction noted in recent filings.
Grant Range
$20,000
Average Grant
$135
Ready to take the next step with Robert Glenn Rapp Foundation?
Geographic Focus
Where this funder awards grants
The foundation supports organizations across multiple states, with primary focus in:
- Oklahoma (including Oklahoma City, Tulsa, and Norman)
- Texas
- California
- Arkansas
- Georgia
- Illinois
- Kentucky
- Nevada
- New York
- Tennessee
The foundation also supports major metropolitan areas including Atlanta, Dallas, New York, and San Diego.
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
Assets & Giving (2024):
- Total assets: $33,485,348
- Total giving: $1,971,000
- Total revenues: $3,742,487
- Total expenses: $2,520,429
Historical Context:
- Tax-exempt status: Since April 1953
- Foundation ranking: Top 10% of U.S. foundations by asset size (Rank #4,187 of 159,550)
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $33,485,348 | $32,395,381 | $32,331,755 |
| Revenue | $3,742,487 | $2,514,698 | $5,286,805 |
| Expenses | $2,520,429 | $2,617,495 | $2,576,643 |
| Qualifying Distributions | $2,199,882 | $2,135,687 | $2,030,502 |
| Net Investment Income | $3,321,940 | $2,099,753 | $4,807,998 |
| Distributable Amount | $2,187,079 | $2,208,528 | $2,150,828 |
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
236 grants across all recorded years
Open Grants
1 open opportunity from Robert Glenn Rapp Foundation
Giving History
Grant recipients and amounts by year
No grants recorded for .
Leadership & Key People
Leadership team and compensation from IRS filings
The foundation is managed by a board of trustees who work part-time, typically dedicating 5 hours per week to their duties. Key trustees include:
- James H Milligan (Trustee)
- Lois D Milligan (Trustee)
- Michael J Milligan (Trustee)
- Jilene K Boghetich (Trustee)
- Tony Boghetich (Trustee)
- Patricia A Daniel (Trustee)
- Trevor Daniel (Trustee)
- Margie S John (Trustee)
- Richard J John (Trustee)
- Cory N Knowles (Trustee)
- Merry L Knowles (Trustee)
- Patricia F Milligan (Trustee)
- April Boghetich Rutledge (Trustee)
- Elizabeth Watts (Trustee)
The foundation is stewarded by three generations of the Milligan Family of Oklahoma City.
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| James H Milligan | Trustee | — | — |
| Lois D Milligan | Trustee | 5 | $18,000 |
| Jilene K Boghetich | Trustee | 5 | $18,000 |
| Michael J Milligan | Trustee | 10 | $18,000 |
| Merry L Knowles | Trustee | 5 | $12,000 |
| Tony Boghetich | Trustee | 5 | $18,000 |
| Patricia F Milligan | Trustee | 5 | $6,000 |
| Patricia A Daniel | Trustee | 5 | $18,000 |
| Trevor Daniel | Trustee | 5 | $18,000 |
| Margie S John | Trustee | 5 | $18,000 |
| Richard J John | Trustee | 5 | $18,000 |
| Cory N Knowles | Trustee | 5 | $18,000 |
| April Boghetich Rutledge | Trustee | 5 | $18,000 |
| Elizabeth Watts | Trustee | 5 | $13,500 |
| Travis Boghetich | Trustee | 5 | $7,500 |
Recent News & Activity
Recent developments and announcements
The foundation has demonstrated active grantmaking in recent years, supporting diverse initiatives including:
Healthcare and medical services (speech-language pathology programs, eye care services)
Educational infrastructure and scholarships at Oklahoma institutions of higher education
Community services and social welfare programs
Botanical gardens and cultural institutions
Caregiver training programs for medically fragile children
The foundation maintains an active website at www.rappok.org and continues to support endowed scholarships, professorships, and building programs at several Oklahoma educational institutions.
CHF Receives $10,000 Grant from the Robert Glenn Rapp Foundation to SupportRelated Funders
Similar funders by location and focus area
Westreet Foundation Inc
TULSA, OK
Assets
$86K
Grants
7
Total Given
$43K
Trimble Strong Foundation Inc
TULSA, OK
Assets
$127K
Grants
3
Total Given
$13K
Berry Family Foundation Inc
SAPULPA, OK
Assets
—
Grants
3
Total Given
$45K
Krimbill Family Foundation
TULSA, OK
Assets
$1K
Grants
0
Total Given
—
Leslie Powell Trust
NORMAN, OK
Assets
$1.4M
Grants
1
Total Given
$65K
Little Oklahoma Non-profit Boat Ramp Corporation
EUFAULA, OK
Assets
$2K
Grants
0
Total Given
—
Data last updated April 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
What could you do with Robert Glenn Rapp Foundation on Grantable?
- Assess strategic fit with your organization
- Draft a tailored letter of inquiry
- Find open RFPs from this funder
- Monitor for new funding opportunities