Harold L Wyman Foundation Inc
Harold L Wyman Foundation Inc is a private foundation based in Rye Brook, New York. Its stated sole charitable purpose is to distribute its net investment income to preselected worthy and needy charitable organizations.
Harold L Wyman Foundation Inc at a glance
In short: Harold L Wyman Foundation Inc gave $317K across 117 grants in 2025 (avg $3K), top state California. 11% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $316,990
- +44.7% vs 2024
- Grants made (2025)
- 117
- +12.5% vs 2024
- Average grant
- $2,709
- +28.7% vs 2024
- Median grant
- $2,500
- Total assets
- $1,996,482
- +27.8% vs 2024
- New grantees (estimate)
- 11% first-time grantees (13 of 115, 2025)
- Primary geography
- California (34% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated October 2026. New grantees are estimated by matching recipient names across years (methodology).
How to apply to Harold L Wyman Foundation Inc
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds.
- Contact
Mailing address: 111 Bowman Ave Ste C, Rye Brook, NY 10573
Phone: (914) 939-8400
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Harold L Wyman Foundation Inc funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was Congregational Church of so Glaston ($32K across 3 grants). Together the top 10 received $83K.
Grant Size Distribution
539 grants across all recorded years
The most common grant size was under $50K: 539 grants of 539 (100%).
Geographic Focus
Where this funder awards grants
In 2025, grant dollars went to recipients in California (34%), Connecticut (33%), Massachusetts (19%), Florida (9%), and New York (3%).
Grant Distribution by State
Share of 2025 grant dollars across all 117 itemized grants.
States
Cities
Is Harold L Wyman Foundation Inc open to new grantees?
11%
first-time grantees, 2025
In 2025, 13 of 115 grantees (11%) were first-time recipients. First grants averaged $1K; repeat grants $3K. How we count
Medians: $1K first-time, $3K repeat.
- 87% of 2025 grantees were also funded in 2024. Method
- Giving held roughly steady from 2022 to 2025 (−1%). Method
- In 2025 it paid out 107% of its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2019–2025). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2019 to 2025, annual grant giving ranged from $219K (2024) to $321K (2022). In 2025 it made 117 grants totaling $317K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Congregational Church of so Glaston South Glastonbury, CT | Human Services | $15,000 |
| Congregational Church of so Glaston South Glastonbury, CT | Human Services | $15,000 |
| Friends of the Connecticut Forum Hartford, CT | Public Affairs & Society Benefit | $8,000 |
| Video Project San Francisco, CA | Arts & Culture | $6,495 |
| Brunswick School - Horizon Program Greenwich, CT | Education | $6,000 |
| Slide Ranch Muir Beach, CA | Education | $6,000 |
| Friends of Randall Museum San Francisco, CA | Arts and Culture | $5,000 |
| Friends of the Urban Forest San Francisco, CA | Environment & Animals | $5,000 |
| La CASA De Las Madres San Francisco, CA | Human Services | $5,000 |
| Naples Community Hospital NCH Cente Naples, FL | HEALTH | $5,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2025 | $1,996,482 | $812,998 | $378,394 | $316,990 | 117 | $320,672 | $761,410 | $299,075 |
| 2024 | $1,561,879 | $351,791 | $272,043 | $219,000 | 104 | $222,665 | $296,943 | $270,300 |
| 2023 | $1,482,130 | $1,077 | $321,615 | $270,000 | 107 | $273,627 | $49,599 | $257,757 |
| 2022 | $1,802,668 | $245,093 | $381,410 | $321,000 | 108 | $323,812 | $192,612 | $291,589 |
| 2021 | $1,938,985 | $438,950 | $343,345 | $292,500 | 103 | — | $394,723 | $319,600 |
| 2020 | $1,843,380 | $51,071 | $306,340 | $261,000 | 103 | — | $62,080 | $276,964 |
| 2019 | $2,098,649 | $320,953 | $355,255 | $304,500 | 107 | — | $275,166 | $257,840 |
Under IRS private-foundation payout rules, Harold L Wyman Foundation Inc reported a distributable amount of $299K for 2025 — the minimum it must pay out in qualifying distributions.
Research compiled by Grantable AI from public sources. Last updated September 2026.
Mission & Focus Areas
The foundation states that its sole charitable purpose is to distribute net investment income to preselected worthy and needy charitable organizations. Its grants show support across several kinds of charitable work. For example, Video Project says its mission is to use documentary films to educate and inspire audiences and foster a more just and sustainable society. Slide Ranch says it connects children to nature and fosters environmental stewardship through activities including farming, cooking, and exploring coastal wilderness. Friends of the Urban Forest says it connects people with nature and one another by planting and caring for San Francisco’s trees and gardens.
Other 2025 grantees include organizations whose stated missions address early-childhood education and community leadership, services for families experiencing homelessness, and support for youth moving beyond street homelessness.
Grantmaking
In 2025, the foundation gave 117 grants totaling $316,990. Grant amounts ranged from $500 to $15,000, with a median grant of $2,500. Two grants of $15,000 each went to Congregational Church of So Glaston for human services. Other notable grants included $8,000 to Friends of the Connecticut Forum for public affairs and society benefit; $6,495 to Video Project for arts and culture; and $6,000 each to Brunswick School – Horizon Program for education and Slide Ranch for education.
Additional 2025 grants included $5,000 to Friends of the Urban Forest, $5,000 to La Casa de las Madres, $5,000 to Naples Community Hospital NCH Center, $5,000 to Safe and Sound, and $5,000 to Support for Families of Children.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Diane Korntheuer as President and William Korntheuer and Paul Korntheuer as Vice Presidents.
Harold L Wyman Foundation Inc is led by Diane Korntheuer, President on every filing since 2019; 2 of 3 officers listed in 2025 are compensated.
Officers on the 2025 filing
Diane Korntheuer
President
On filings since 2019
15 hrs/week
$9K (2019) → $15K (2025)
Paul Korntheuer
Vice President
On filings since 2019
3 hrs/week
$2K (2019) → $2K (2025)
William Korntheuer
Vice President
On filings since 2019
1 hr/week
No compensation reported
Former officers (2)
- Former: Barbara Korntheuer (2019–2020) — Vice President
- Former: Walter G. Korntheuer (2019–2020) — Vice President
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.
Compensation Overview
From 2025 IRS filing
The highest reported compensation on the 2025 filing was $15K, to Diane Korntheuer (President). 2 officers or directors reported compensation on that filing.
Frequently asked questions about Harold L Wyman Foundation Inc
How much does Harold L Wyman Foundation Inc give each year?
Harold L Wyman Foundation Inc gave $317K across 117 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $219K across 104 grants.
What is Harold L Wyman Foundation Inc's typical grant size?
Harold L Wyman Foundation Inc's median grant in 2025 was $2,500, and its average grant was $2,709, across 117 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from Harold L Wyman Foundation Inc that year got $1K on average.
Where does Harold L Wyman Foundation Inc give grants?
Harold L Wyman Foundation Inc's top state is California, with 34% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were Connecticut (33%) and Massachusetts (19%). The most frequent recipient cities were San Francisco, CA (23 grants), Hartford, CT (20 grants), Naples, FL (13 grants) and Hyannis, MA (7 grants).
Does Harold L Wyman Foundation Inc give general operating support?
Not in 2025: none of the 117 grants with a stated purpose on Harold L Wyman Foundation Inc's 2025 IRS Form 990-PF were described as general or operating support. Recurring purposes include "Human Services" (41 grants), "Education" (20 grants) and "Arts and Culture" (13 grants).
Who are Harold L Wyman Foundation Inc's largest grantees?
Harold L Wyman Foundation Inc's largest 2025 grantees include Congregational Church of so Glaston ($32,000 across 3 grants), Friends of the Connecticut Forum ($8,000) and Video Project ($6,495), according to its 2025 IRS Form 990-PF. Together they received 15% of its itemized 2025 grant dollars.
How large is Harold L Wyman Foundation Inc?
Harold L Wyman Foundation Inc reported $2.0M in total assets on its 2025 IRS Form 990-PF. It paid out $321K in qualifying distributions that year, against a required minimum of $299K (roughly 5% of its investment assets).
What does Harold L Wyman Foundation Inc fund?
The foundation states that its sole charitable purpose is to distribute net investment income to preselected worthy and needy charitable organizations. Its grants show support across several kinds of charitable work. See mission & focus areas ↑
How do I apply for a grant from Harold L Wyman Foundation Inc?
The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Harold L Wyman Foundation Inc's EIN?
Harold L Wyman Foundation Inc's EIN (Employer Identification Number) is 13-6201289. IRS Form 990 filing data is available on this page for 2019–2025.
Does Harold L Wyman Foundation Inc accept unsolicited proposals?
No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑
Data last updated October 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
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 January 21, 2020)
- Updated Form 990-PF for fiscal year 2020 (received by the IRS February 8, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS January 28, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS February 9, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS February 1, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS February 8, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS February 9, 2026)
- IRS filings on file for fiscal years 2019–2025
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Cite this profile
Grantable. (2026). Harold L Wyman Foundation Inc funder profile. GrantGraph. Retrieved October 12, 2026, from https://grantable.co/funders/harold-l-wyman-foundation-inc-morg_f0291aedcc0747ce8a6a1f7cddbd55c3
BibTeX
@misc{grantable_136201289_2026,
author = {{Grantable}},
title = {{Harold L Wyman Foundation Inc funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/harold-l-wyman-foundation-inc-morg_f0291aedcc0747ce8a6a1f7cddbd55c3},
note = {Accessed 2026-10-12. Data licensed CC BY 4.0}
}The figures on this page are open data under CC BY 4.0: reuse them with credit to Grantable and a link. Download the data.
Figures come from Harold L Wyman Foundation Inc'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.
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