Brillo-Sonnino Family Foundation

Private foundation · Grantmaker Miami Beach, FL EIN: 20-4463571

The Brillo-Sonnino Family Foundation is a Form 990-PF private foundation based in Miami Beach, Florida. Its filing states that it makes donations to charitable organizations, including Columbia University and other educational, medical research, family assistance, and environmental organizations.

Brillo-Sonnino Family Foundation at a glance

In short: Brillo-Sonnino Family Foundation gave $302K across 69 grants in 2026 (avg $4K), top state New York. 19% of 2026 grantees were new. Source: 2026 IRS Form 990-PF.

Annual giving (2026)
$302,471
-1.6% vs 2025
Grants made (2026)
69
-8.0% vs 2025
Average grant
$4,384
+7.0% vs 2025
Median grant
$3,000
Total assets
$4,310,089
-3.3% vs 2025
New grantees (estimate)
19% first-time grantees (13 of 69, 2026)
Primary geography
New York (30% of itemized 2026 grant dollars)
Latest 990 filing
Form 990-PF, 2026 View filing

Data from IRS Form 990-PF, 2026; updated October 2026. New grantees are estimated by matching recipient names across years (methodology).

How to apply to Brillo-Sonnino Family Foundation

Accepts unsolicited proposals
No
How to Apply

The foundation states that it contributes only to preselected charitable organizations and does not accept unsolicited requests. Its filing lists Mark D Sonnino as the contact and says to submit a written description of the charity and its mission statement. Listed award restrictions are religious, charitable, scientific, literary, or educational purposes.

Contact

Application contact: Mark D Sonnino
Mailing address: 3315 Collins Avenue Apt 10A, Miami Beach, FL 33140
Phone: (646) 265-6743

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

Who Brillo-Sonnino Family Foundation funds

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2026

UA Foundation: $15KUA Foundation$15KWwwdirectrelieforg: $15KWwwdirectrelieforg$15KAdopt-A-Native Elder: $13KAdopt-A-Native Elder$13KDoctors Without Borders: $10KDoctors Without Borders$10KPlanned Parenthood: $10KPlanned Parenthood$10KMt Sinai Foundation: $10KMt Sinai Foundation$10KColumbia University: $10KColumbia University$10KEpiscopal Releif & Development: $10KEpiscopal Releif & Development$10KAmericares: $8KAmericares$8KACLU: $8KACLU$8K

The largest 2026 recipient was UA Foundation ($15K). Together the top 10 received $108K.

Grant Size Distribution

318 grants across all recorded years

317<$50K1$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 317 grants of 318 (100%).

Geographic Focus

Where this funder awards grants

For filing year 2026, the largest shares of grant dollars went to organizations in New York (30%), California (22%), Arizona (7%), Florida (6%), and Utah (5%).

Grant Distribution by State

29states

Share of 2026 grant dollars across all 69 itemized grants.

Cities

New YorkSanta BarbaraTucsonMiamiWashingtonLos AngelesMiami BeachChicagoSalt Lake CityPhiladelphiaFairfieldKanabLakewood RanchPark CityRockfordValentineLompocMontgomeryN CharlestonVienna

Is Brillo-Sonnino Family Foundation open to new grantees?

19%

first-time grantees, 2026

In 2026, 13 of 69 grantees (19%) were first-time recipients. First grants averaged $2K; repeat grants $5K. How we count

Medians: $2K first-time, $4K repeat.

  • 80% of 2026 grantees were also funded in 2025. Method
  • Giving grew 48% from 2023 to 2026. Method

Estimate from itemized grant lists in IRS Form 990-PF filings (2019–2026). 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$100K$200K$300K$400K62 grants2019 64 grants2021 52 grants2022 55 grants2023 67 grants2024 75 grants2025 69 grants2026

From 2019 to 2026, annual grant giving ranged from $205K (2023) to $307K (2025). In 2026 it made 69 grants totaling $302K.

Grants by year

Grant recipients and amounts by year

RecipientPurposeAmount
UA Foundation Tucson, AZPhilanthropic Support$15,000
Wwwdirectrelieforg Santa Barbara, CADisaster and Health Care Support$15,000
Adopt-A-Native Elder Salt Lake City, UTHumanitarian$12,500
Doctors Without Borders New York, NYMedical Relief$10,000
Planned Parenthood New York, NYMedical andReproductive$10,000
Mt Sinai Foundation Miami Beach, FLMedical$10,000
Columbia University New York, NYEducational$10,000
Episcopal Releif & Development New York, NYReligous$10,000
Americares Stamford, CTHealthcare$8,000
ACLU New York, NYCivil Rights$7,500
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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 Income
2026$4,310,089$264,104$432,611$302,47169—$264,104
2025$4,455,339$1,332,715$414,994$307,30975—$1,225,030
2024$3,579,206$711,929$335,241$265,23567—$641,923
2023$3,161,553$-84,013$275,029$204,59655——
2022$3,568,377$200,848$370,138$277,76852$277,768$108,478
2021$3,688,850$97,668$289,167$255,45364—$63,954
2019$4,210,881$447,979$343,703$274,26962—$238,571

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

Mission & Focus Areas

The foundation’s stated purpose is to make donations to charitable organizations. Its 2026 grants include support identified for medical relief, education, humanitarian aid, disaster response, civil rights, and religious purposes.

Several grantees describe their own work in terms that illustrate the kinds of organizations supported. Adopt-A-Native Elder says it supports traditional Elders who live in the cultural and spiritual traditions of the Dine’ People and seeks to create a bridge between Native Americans and other cultures. Remote Area Medical says it provides free quality healthcare to people in need. DonorsChoose.org describes its work as engaging the public in public schools to address educational inequity, while Billion Oyster Project says it works to restore oyster reefs to New York Harbor through public education.

Grantmaking

In filing year 2026, the foundation reported 69 grants totaling $302,471. Grants ranged from $150 to $15,000, with a median grant of $3,000. Among the largest were $15,000 to UA Foundation for philanthropic support and $15,000 to Direct Relief for disaster and health care support; $12,500 to Adopt-A-Native Elder for humanitarian purposes; and $10,000 each to Doctors Without Borders for medical relief, Planned Parenthood for medical and reproductive purposes, Mt Sinai Foundation for medical purposes, and Columbia University for educational purposes.

Other 2026 grants included $7,500 to Vision To Learn, whose stated mission is to provide free eye exams and glasses to students and low-income communities; $5,000 to World Central Kitchen, which says it provides meals in response to humanitarian, climate, and community crises; and $3,500 to Best Friends Animal Society, which describes its work as saving the lives of dogs and cats in shelters.

Leadership & Key People

Leadership team and compensation from IRS filings

The 2026 filing lists Mark D Sonnino as Trustee/Investment Mgr, Lyn Brillo as Trustee, and Nicholas Mamary as Trustee.

Brillo-Sonnino Family Foundation's 2026 filing lists 3 officers; none of the 3 officers listed in 2026 report compensation.

Officers on the 2026 filing

  • Lyn Brillo

    Trustee

    On filings since 2019

    0.1 hrs/week

    No compensation reported

  • Mark D Sonnino

    Trustee & Investment Manager

    On filings since 2019

    4 hrs/week

    No compensation reported

  • Nicholas Mamary

    Trustee

    On filings since 2019

    0.1 hrs/week

    No compensation reported

Data from IRS Form 990 filings, 2019–2026. "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 Brillo-Sonnino Family Foundation

How much does Brillo-Sonnino Family Foundation give each year?

Brillo-Sonnino Family Foundation gave $302K across 69 grants in 2026, according to its 2026 IRS Form 990-PF. In 2025 it gave $307K across 75 grants.

What is Brillo-Sonnino Family Foundation's typical grant size?

Brillo-Sonnino Family Foundation's median grant in 2026 was $3,000, and its average grant was $4,384, across 69 grants on its 2026 IRS Form 990-PF. Organizations receiving their first grant from Brillo-Sonnino Family Foundation that year got $2K on average.

Where does Brillo-Sonnino Family Foundation give grants?

Brillo-Sonnino Family Foundation's top state is New York, with 30% of the grant dollars itemized on its 2026 IRS Form 990-PF. The next largest states were California (22%) and Arizona (7%). The most frequent recipient cities were New York, NY (15 grants), Tucson, AZ (6 grants), Santa Barbara, CA (5 grants) and Los Angeles, CA (4 grants).

Does Brillo-Sonnino Family Foundation give general operating support?

Occasionally: 1% of Brillo-Sonnino Family Foundation's 2026 grants with a stated purpose (1 of 69) were for general or operating support, per its 2026 IRS Form 990-PF. Recurring purposes include "Humanitarian" (15 grants), "Animal Support" (8 grants) and "Educational" (3 grants).

Who are Brillo-Sonnino Family Foundation's largest grantees?

Brillo-Sonnino Family Foundation's largest 2026 grantees include UA Foundation ($15,000), Wwwdirectrelieforg ($15,000) and Adopt-A-Native Elder ($12,500), according to its 2026 IRS Form 990-PF. Together they received 14% of its itemized 2026 grant dollars.

How large is Brillo-Sonnino Family Foundation?

Brillo-Sonnino Family Foundation reported $4.3M in total assets on its 2026 IRS Form 990-PF. Its revenue that year was $264K.

What does Brillo-Sonnino Family Foundation fund?

The foundation’s stated purpose is to make donations to charitable organizations. Its 2026 grants include support identified for medical relief, education, humanitarian aid, disaster response, civil rights, and religious purposes. See mission & focus areas ↑

How do I apply for a grant from Brillo-Sonnino Family Foundation?

The foundation states that it contributes only to preselected charitable organizations and does not accept unsolicited requests. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑

What is Brillo-Sonnino Family Foundation's EIN?

Brillo-Sonnino Family Foundation's EIN (Employer Identification Number) is 20-4463571. IRS Form 990 filing data is available on this page for 2019–2026.

Does Brillo-Sonnino Family 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

(4)

When this profile's IRS filing data changed on Grantable

  1. Added Form 990-PF for fiscal year 2019 (received by the IRS January 15, 2020)
  2. Updated Form 990-PF for fiscal year 2021 (received by the IRS January 20, 2022)
  3. Added Form 990-PF for fiscal year 2026 (received by the IRS August 1, 2026)
  4. IRS filings on file for fiscal years 2021–2025

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Cite this profile

Grantable. (2026). Brillo-Sonnino Family Foundation funder profile. GrantGraph. Retrieved October 10, 2026, from https://grantable.co/funders/brillo-sonnino-family-foundation-morg_edb881a1edde44799c64a1de3eefcbd2

BibTeX
@misc{grantable_204463571_2026,
  author       = {{Grantable}},
  title        = {{Brillo-Sonnino Family Foundation funder profile}},
  howpublished = {GrantGraph},
  year         = {2026},
  url          = {https://grantable.co/funders/brillo-sonnino-family-foundation-morg_edb881a1edde44799c64a1de3eefcbd2},
  note         = {Accessed 2026-10-10. 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 Brillo-Sonnino Family 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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