Mark and Greta Walker Foundation
Mark and Greta Walker Foundation is a private foundation, based in Boynton Beach, FL. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $31K in total assets. In 2025, it awarded 5 grants totaling $55K.
Mark and Greta Walker Foundation at a glance
In short: Mark and Greta Walker Foundation gave $55K across 5 grants in 2025 (avg $11K), mostly in Florida. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $55,300
- -51.0% vs 2024
- Grants made (2025)
- 5
- -37.5% vs 2024
- Average grant
- $11,060
- -21.6% vs 2024
- Median grant
- $11,500
- Total assets
- $30,858
- +65.4% vs 2024
- Primary geography
- Florida (99% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated September 2026.
Who Mark and Greta Walker Foundation funds
How this funder distributes its grants
Top Recipients
Top 5 recipients in 2025
The largest 2025 recipient was Friends of WLRN ($20K). Together the top 5 received $55K.
Grant Size Distribution
30 grants across all recorded years
The most common grant size was under $50K: 30 grants of 30 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 5 itemized grants.
Cities
How Mark and Greta Walker Foundation gives
- Giving grew 257% from 2022 to 2025. Method
- In 2025 it paid out well above its IRS minimum distribution (the 5% rule). Method
From the foundation's IRS Form 990-PF filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2019 to 2025, annual grant giving ranged from $16K (2022) to $152K (2023). In 2025 it made 5 grants totaling $55K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Friends of WLRN Miami, FL | Charitable | $20,000 |
| South Florida PBS Inc Boynton Beach, FL | Charitable | $20,000 |
| Boys & Girls Club of Greater Miami Miami, FL | Charitable | $11,500 |
| Indigenous Metabolic Health Network Miami, FL | Charitable | $3,000 |
| Beth Meyer Synagogue Raleigh, NC | Charitable | $800 |
Ready to take the next step with Mark and Greta Walker Foundation?
Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Distributable Amount |
|---|---|---|---|---|---|---|---|
| 2025 | $30,858 | $69,000 | $56,800 | $55,300 | 5 | $56,800 | $1,853 |
| 2024 | $18,658 | $41,000 | $114,300 | $112,800 | 8 | $114,300 | $4,196 |
| 2023 | $91,958 | $82,000 | $153,000 | $152,000 | 7 | $153,000 | $8,200 |
| 2022 | $162,958 | $75,000 | $16,500 | $15,500 | 4 | $16,500 | $6,426 |
| 2021 | $104,458 | $56,000 | $23,014 | $22,014 | 6 | $23,014 | $4,831 |
| 2020 | $71,472 | $53,000 | $31,478 | $30,478 | 7 | — | $3,761 |
| 2019 | $49,950 | $53,000 | $37,861 | $36,301 | 9 | — | $2,530 |
Under IRS private-foundation payout rules, Mark and Greta Walker Foundation reported a distributable amount of $2K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
Mark and Greta Walker Foundation is led by Mark Walker, President on every filing since 2019; none of the 2 officers listed in 2025 report compensation.
Officers on the 2025 filing
Mark Walker
President
On filings since 2019
2 hrs/week
No compensation reported
Greta Walker
Vice President
On filings since 2019
2 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2019–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Frequently asked questions about Mark and Greta Walker Foundation
How much does Mark and Greta Walker Foundation give each year?
Mark and Greta Walker Foundation gave $55K across 5 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $113K across 8 grants.
What is Mark and Greta Walker Foundation's typical grant size?
Mark and Greta Walker Foundation's median grant in 2025 was $11,500, and its average grant was $11,060, across 5 grants on its 2025 IRS Form 990-PF.
Where does Mark and Greta Walker Foundation give grants?
Mark and Greta Walker Foundation gives mostly in Florida: 99% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The most frequent recipient cities were Miami, FL (3 grants).
Does Mark and Greta Walker Foundation give general operating support?
Not in 2025: none of the 5 grants with a stated purpose on Mark and Greta Walker Foundation's 2025 IRS Form 990-PF were described as general or operating support. Recurring purposes include "Charitable" (5 grants).
Who are Mark and Greta Walker Foundation's largest grantees?
Mark and Greta Walker Foundation's largest 2025 grantees include Friends of WLRN ($20,000), South Florida PBS Inc ($20,000) and Boys & Girls Club of Greater Miami ($11,500), according to its 2025 IRS Form 990-PF. Together they received 93% of its itemized 2025 grant dollars.
How large is Mark and Greta Walker Foundation?
Mark and Greta Walker Foundation reported $31K in total assets on its 2025 IRS Form 990-PF. It paid out $57K in qualifying distributions that year, against a required minimum of $2K (roughly 5% of its investment assets).
What is Mark and Greta Walker Foundation's EIN?
Mark and Greta Walker Foundation's EIN (Employer Identification Number) is 45-4005641. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(8)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2019 (received by the IRS April 9, 2020)
- Updated Form 990-PF for fiscal year 2020 (received by the IRS April 16, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS May 3, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS May 2, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS April 29, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS March 24, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS April 13, 2026)
- IRS filings on file for fiscal years 2019–2025
Explore Open Grants
Browse active grant opportunities in Mark and Greta Walker Foundation's focus areas in our free grants database
Similar Funders
Funders with grantees in common, and similar funders in Florida
United Way Miami Inc
Miami, FL
United Way Miami funds education, economic mobility, health and wellbeing, and resilient-community programs, with its community focus in Miami-Dade County. Its 2025 grants ranged from $5,082 to $1,693,432, with a median of $18,410; published opportunities include selected awards of up to $153,000. It publishes specific grant opportunities and application details; whether it accepts unsolicited requests is not stated.
Assets
$157.2M
Grants
562
Total Given
$32.6M
Charles L Weisberg Family Foundation
Louisville, KY
Assets
$1.5M
Grants
116
Total Given
$140K
Aetna Foundation Inc
Hartford, CT
Aetna Foundation supported health and wellness, access to health care, and related community needs; its 2021 grants ranged from $5,000 to $1 million, with a median of $40,000, and went to organizations across multiple states, especially in D.C. and Connecticut. Its 2021 filing was marked final, so it appears to have ended or be winding down grantmaking; that filing said there were no restrictions on who could apply and pointed applicants to its website for application materials.
Assets
—
Grants
65
Total Given
$7.2M
Lennar Foundation
Miami, FL
The Lennar Foundation supports organizations serving people facing hardship, including work with at-risk children, medical research, homelessness, education, youth services, and workforce development. Its 2024 grants ranged from $1,500 to $5.075 million, with a median of $25,000, and nearly half of grant dollars went to Florida, with additional giving across several states. It accepts written requests with an IRS determination letter; no deadline is listed.
Assets
$172.6M
Grants
174
Total Given
$37.7M
Publix Super Markets Charities Inc
Lakeland, FL
Publix Super Markets Charities supports nonprofits addressing hunger, homelessness and housing, youth, education, and community needs in Florida, Georgia, Alabama, North Carolina, South Carolina, Tennessee, Virginia, and Kentucky. Its 2024 median grant was $2,500, though awards ranged widely; it accepts online requests from eligible organizations, with application periods varying by program.
Assets
$233.8M
Grants
3,269
Total Given
$52.5M
The Community Foundation for Northeast Florida Inc
Jacksonville, FL
The Community Foundation for Northeast Florida supports neighborhood strengthening, nonprofit capacity, education, older adults, the arts, and other community needs, primarily in Baker, Clay, Duval, Nassau, Putnam, and St. Johns counties. Its 2024 grants had a median of $5,000, while its Program Support grants offer up to $25,000; eligible nonprofits may apply to competitive programs, but donor-advised funds do not accept applications.
Assets
$708.7M
Grants
2,470
Total Given
$78.0M
More similar funders
More Funders in Florida
The filing figures on this page are open data under CC BY 4.0. About GrantGraph Open
Figures come from Mark and Greta Walker Foundation's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.
Mark and Greta Walker Foundation down — hundreds of funders to go?