Cyril F & Marie O'Neil Foundation

Private foundation · Grantmaker New York, NY EIN: 34-6523819

The Cyril F & Marie O'Neil Foundation is a private foundation based in New York, NY. It makes grants to charitable organizations; its 2025 filing lists 97 grants totaling $423,000.

Cyril F & Marie O'Neil Foundation at a glance

In short: Cyril F & Marie O'Neil Foundation gave $423K across 97 grants in 2025 (avg $4K), top state Missouri. 21% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.

Annual giving (2025)
$423,000
-8.7% vs 2024
Grants made (2025)
97
-4.9% vs 2024
Average grant
$4,361
-4.0% vs 2024
Median grant
$2,500
Total assets
$5,784,619
+4.5% vs 2024
New grantees (estimate)
21% first-time grantees (20 of 96, 2025)
Primary geography
Missouri (17% 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 Cyril F & Marie O'Neil Foundation

Accepts unsolicited proposals
No
How to Apply

The foundation does not accept unsolicited requests for funds and makes contributions only to preselected charitable organizations.

Contact

Mailing address: Co Sacks 600 Third Ave 2604, New York, NY 10016
Phone: (212) 682-6640

Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.

Who Cyril F & Marie O'Neil Foundation funds

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2025

Society of the Sacred Heart: $66KSociety of the Sacred Heart$66KWGBH Educational Foundation: $33KWGBH Educational Foundation$33KBon Secours St Marys Hospital of Richmond LLC: $21K across 2 grantsBon Secours St Marys Hospitalof Richmond LLC$21K · 2 grantsOuray Ice Park Inc: $15KOuray Ice Park Inc$15KCleveland Hearing & Speech Center: $13KCleveland Hearing & SpeechCenter$13KMetropolitan Museum of Art: $13KMetropolitan Museum of Art$13KBoca Grande Health Clinic Fdn: $10KBoca Grande Health Clinic Fdn$10KMaloto: $10KMaloto$10KSt Timothy's School: $10KSt Timothy's School$10KUniversity of Colorado: $10KUniversity of Colorado$10K

The largest 2025 recipient was Society of the Sacred Heart ($66K). Together the top 10 received $200K.

Grant Size Distribution

487 grants across all recorded years

482<$50K5$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 482 grants of 487 (99%).

Geographic Focus

Where this funder awards grants

In 2025, the largest shares of grant dollars went to recipients in Missouri (17%), Colorado (16%), Massachusetts (15%), New York (11%), and Virginia (9%).

Grant Distribution by State

23states

Share of 2025 grant dollars across all 97 itemized grants.

Cities

BostonMiamiWashingtonNew YorkDenverAvonVailBoulderLos AngelesRichmondClevelandBoca GrandeOurayMaryknollEdwardsRidgwayCentennialNantucketSt. LouisAthens

Is Cyril F & Marie O'Neil Foundation open to new grantees?

21%

first-time grantees, 2025

In 2025, 20 of 96 grantees (21%) were first-time recipients. First grants averaged $4K; repeat grants $5K. How we count

Medians: $2K first-time, $2K repeat.

  • 71% of 2025 grantees were also funded in 2024. Method
  • Giving held roughly steady from 2022 to 2025 (+12%). 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 (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

$0$200K$400K$600K90 grants2019 92 grants2020 99 grants2021 93 grants2022 96 grants2023 102 grants2024 97 grants2025

From 2019 to 2025, annual grant giving ranged from $359K (2020) to $464K (2024). In 2025 it made 97 grants totaling $423K.

Grants by year

Grant recipients and amounts by year

RecipientPurposeAmount
Society of the Sacred Heart St. Louis, MOGeneral Purposes$65,500
WGBH Educational Foundation Brighton, MAGeneral Purposes$33,000
Bon Secours St Marys Hospital of Richmond LLC Richmond, VAEndowment$18,000
Ouray Ice Park Inc Ouray, COGeneral Purposes$15,000
Cleveland Hearing & Speech Center Cleveland, OHGeneral Purposes$13,000
Metropolitan Museum of Art New York, NYGeneral Purposes$12,500
Boca Grande Health Clinic Fdn Boca Grande, FLGeneral Purposes$10,000
Maloto Nyack, NYGeneral Purposes$10,000
St Timothy's School Stevenson, MDGeneral Purposes$10,000
University of Colorado Boulder, COGeneral Purposes$10,000
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Financial History

Multi-year comparison from IRS filings

Figures from IRS filings, by filing year
Filing yearTotal AssetsRevenueExpensesGrants paidGrantsQualifying DistributionsNet Investment IncomeDistributable Amount
2025$5,784,619$770,072$522,895$423,00097$427,500$697,554$462,961
2024$5,537,442$541,520$529,418$463,500102$478,150$495,494$432,191
2023$5,525,340$477,578$453,980$370,55096$374,450$422,511$402,355
2022$5,501,742$599,192$448,591$377,00093$377,000$538,231$414,921
2021$5,351,141$609,609$487,120$428,70099$428,700$555,438$414,662
2020$5,228,652$285,666$438,320$358,75092—$232,647$343,971
2019$5,381,306$806,043$446,942$372,33490—$751,259$374,261

Under IRS private-foundation payout rules, Cyril F & Marie O'Neil Foundation reported a distributable amount of $463K 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’s mission is not stated in the available information. Its 2025 grants include support for organizations working in education, health care, arts and culture, religion, international development, and recreation. For example, WGBH Educational Foundation says its programs educate, inspire, and entertain, while the Metropolitan Museum of Art says it collects, studies, conserves, and presents art to connect people with creativity, knowledge, and ideas. Maloto describes its work as feeding, educating, and empowering vulnerable women and children in northern Malawi.

Grantmaking

In 2025, the foundation made 97 grants totaling $423,000. Grants ranged from $500 to $65,500, with a median grant of $2,500. Its largest grants included $65,500 to Society of the Sacred Heart for general purposes, $33,000 to WGBH Educational Foundation for general purposes, and $18,000 to Bon Secours St Marys Hospital of Richmond LLC for an endowment. Other notable grants included $15,000 to Ouray Ice Park Inc and $12,500 to the Metropolitan Museum of Art, both for general purposes.

Leadership & Key People

Leadership team and compensation from IRS filings

The 2025 filing lists Monica O'Neil, Anne O'Neil, Mark O'Neil, Karen O'Neil, Maria O'Neil, Stephen O'Neil, and Peter O'Neil as directors.

Cyril F & Marie O'Neil Foundation's 2025 filing lists 7 officers; none of the 7 officers listed in 2025 report compensation.

Officers on the 2025 filing

  • Anne O'Neil

    Director

    On filings since 2019

    2 hrs/week

    No compensation reported

  • Karen O'Neil

    Director

    On filings since 2019

    2 hrs/week

    No compensation reported

  • Maria O'Neil

    Director

    On filings since 2019

    2 hrs/week

    No compensation reported

  • Mark O'Neil

    Director

    On filings since 2019

    2 hrs/week

    No compensation reported

  • Monica O'Neil

    Director

    On filings since 2019

    2 hrs/week

    No compensation reported

  • Peter O'Neil

    Director

    On filings since 2019

    2 hrs/week

    No compensation reported

  • Stephen O'Neil

    Director

    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 Cyril F & Marie O'Neil Foundation

How much does Cyril F & Marie O'Neil Foundation give each year?

Cyril F & Marie O'Neil Foundation gave $423K across 97 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $464K across 102 grants.

What is Cyril F & Marie O'Neil Foundation's typical grant size?

Cyril F & Marie O'Neil Foundation's median grant in 2025 was $2,500, and its average grant was $4,361, across 97 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from Cyril F & Marie O'Neil Foundation that year got $4K on average.

Where does Cyril F & Marie O'Neil Foundation give grants?

Cyril F & Marie O'Neil Foundation's top state is Missouri, with 17% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were Colorado (16%) and Massachusetts (15%). The most frequent recipient cities were Boston, MA (9 grants), Richmond, VA (5 grants), Miami, FL (5 grants) and Boulder, CO (5 grants).

Does Cyril F & Marie O'Neil Foundation give general operating support?

Yes: 98% of Cyril F & Marie O'Neil Foundation's 2025 grants with a stated purpose (95 of 97) were for general or operating support, per its 2025 IRS Form 990-PF.

Who are Cyril F & Marie O'Neil Foundation's largest grantees?

Cyril F & Marie O'Neil Foundation's largest 2025 grantees include Society of the Sacred Heart ($65,500), WGBH Educational Foundation ($33,000) and Bon Secours St Marys Hospital of Richmond LLC ($21,000 across 2 grants), according to its 2025 IRS Form 990-PF. Together they received 28% of its itemized 2025 grant dollars.

How large is Cyril F & Marie O'Neil Foundation?

Cyril F & Marie O'Neil Foundation reported $5.8M in total assets on its 2025 IRS Form 990-PF. It paid out $428K in qualifying distributions that year, against a required minimum of $463K (roughly 5% of its investment assets). Falling short in one year is not a violation: foundations have until the end of the next year to meet the minimum.

What does Cyril F & Marie O'Neil Foundation fund?

The foundation’s mission is not stated in the available information. Its 2025 grants include support for organizations working in education, health care, arts and culture, religion, international development, and recreation. See mission & focus areas ↑

How do I apply for a grant from Cyril F & Marie O'Neil Foundation?

The foundation does not accept unsolicited requests for funds and makes contributions only to preselected charitable organizations. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑

What is Cyril F & Marie O'Neil Foundation's EIN?

Cyril F & Marie O'Neil Foundation's EIN (Employer Identification Number) is 34-6523819. IRS Form 990 filing data is available on this page for 2019–2025.

Does Cyril F & Marie O'Neil Foundation 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

(3)

When this profile's IRS filing data changed on Grantable

  1. Updated Form 990-PF for fiscal year 2019 (received by the IRS February 24, 2020)
  2. Added Form 990-PF for fiscal year 2025 (received by the IRS May 5, 2026)
  3. IRS filings on file for fiscal years 2019–2024

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Cite this profile

Grantable. (2026). Cyril F & Marie O'Neil Foundation funder profile. GrantGraph. Retrieved October 23, 2026, from https://grantable.co/funders/cyril-f-and-marie-o-neil-foundation-morg_fa55aa7d91be48c285ada61a7f57ec71

BibTeX
@misc{grantable_346523819_2026,
  author       = {{Grantable}},
  title        = {{Cyril F \& Marie O'Neil Foundation funder profile}},
  howpublished = {GrantGraph},
  year         = {2026},
  url          = {https://grantable.co/funders/cyril-f-and-marie-o-neil-foundation-morg_fa55aa7d91be48c285ada61a7f57ec71},
  note         = {Accessed 2026-10-23. 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 Cyril F & Marie O'Neil 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.

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