The Brookside Fund

Private foundation · Grantmaker Encino, CA EIN: 30-6057251

The Brookside Fund is a private foundation based in Encino, California. In 2024, it reported 27 grants totaling $100,000, with recipients including organizations working in social justice, health, food assistance, education, and the arts.

The Brookside Fund at a glance

In short: The Brookside Fund gave $100K across 27 grants in 2024 (avg $4K), mostly in California. 7% of 2024 grantees were new. Source: 2024 IRS Form 990-PF.

Annual giving (2024)
$100,000
+21.6% vs 2023
Grants made (2024)
27
+0.0% vs 2023
Average grant
$3,704
+21.6% vs 2023
Median grant
$2,000
Total assets
$1,543,849
-0.6% vs 2023
New grantees (estimate)
7% first-time grantees (2 of 27, 2024)
Primary geography
California (75% of itemized 2024 grant dollars)
Latest 990 filing
Form 990-PF, 2024 View filing

Data from IRS Form 990-PF, 2024; updated October 2026. New grantees are estimated by matching recipient names across years (methodology).

How to apply to The Brookside Fund

Accepts unsolicited proposals
No
How to Apply

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

Contact

Mailing address: 16130 Ventura Blvd 400, Encino, CA 91436
Phone: (818) 385-4999

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

Who The Brookside Fund funds

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2024

Liberty Hill Foundation: $16KLiberty Hill Foundation$16KClare Foundation: $15KClare Foundation$15KDeaf West: $11KDeaf West$11KKenyon College Playwright Program: $9KKenyon College PlaywrightProgram$9KNational Outdoor Leadership SC: $8KNational Outdoor Leadership SC$8KCenter Theatre Group: $6KCenter Theatre Group$6KUcsd Fund: $5KUcsd Fund$5KLoomis Chaffee: $4KLoomis Chaffee$4KAwaking Recovery: $4KAwaking Recovery$4KFeast: $4KFeast$4K

The largest 2024 recipient was Liberty Hill Foundation ($16K). Together the top 10 received $82K.

Grant Size Distribution

138 grants across all recorded years

138<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 138 grants of 138 (100%).

Geographic Focus

Where this funder awards grants

In 2024, California recipients received 75% of grant dollars. Recipients in Ohio received 9%, Wyoming 8%, Connecticut 6%, and Colorado 2%.

Grant Distribution by State

5states

Share of 2024 grant dollars across all 27 itemized grants.

Cities

Los AngelesSanta MonicaPacific PalisadesNorth HollywoodVeniceWindsorWest HartfordGambierLa JollaLanderLeadvilleSan FranciscoTopanga

Is The Brookside Fund open to new grantees?

7%

first-time grantees, 2024

In 2024, 2 of 27 grantees (7%) were first-time recipients. First grants averaged $1K; repeat grants $4K. How we count

Medians: $1K first-time, $2K repeat.

  • 89% of 2024 grantees were also funded in 2023. Method
  • Giving held roughly steady from 2021 to 2024 (−13%). Method
  • In 2024 it paid out 110% of its IRS minimum distribution (the 5% rule). Method

Estimate from itemized grant lists in IRS Form 990-PF filings (2020–2024). 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$50K$100K$150K28 grants2020 28 grants2021 28 grants2022 27 grants2023 27 grants2024

From 2020 to 2024, annual grant giving ranged from $82K (2023) to $115K (2021). In 2024 it made 27 grants totaling $100K.

Grants by year

Grant recipients and amounts by year

RecipientPurposeAmount
Liberty Hill Foundation Santa Monica, CAGeneral Donation$16,000
Clare Foundation Santa Monica, CAGeneral Donation$15,000
Deaf West North Hollywood, CAGeneral Donation$10,500
Kenyon College Playwright Program Gambier, OHGeneral Donation$9,000
National Outdoor Leadership SC Lander, WYGeneral Donation$8,000
Center Theatre Group Los Angeles, CAGeneral Donation$6,000
Ucsd Fund La Jolla, CAGeneral Donation$5,000
Loomis Chaffee Windsor, CTGeneral Donation$4,000
Awaking Recovery Los Angeles, CAGeneral Donation$4,000
Feast Los Angeles, CAGeneral Donation$4,000
Your AI grants department

Ready to take the next step with The Brookside Fund?

Fully replaces Grant database subscriptions Instrumentl · Foundation Directory · GrantStation & similar

Financial History

Multi-year comparison from IRS filings

Figures from IRS filings, by filing year
Filing yearTotal AssetsRevenueExpensesGrants paidGrantsQualifying DistributionsNet Investment IncomeDistributable Amount
2024$1,543,849$113,687$122,883$100,00027$100,000$90,804$91,216
2023$1,553,045$25,282$105,133$82,25027$82,250$32,873$86,123
2022$1,632,896$73,482$114,641$90,00028$90,000$48,841—
2021$1,674,055$155,360$142,048$114,50028$114,500$127,812$102,947
2020$1,660,743$38,255$114,315$90,00028—$22,028$91,308

Under IRS private-foundation payout rules, The Brookside Fund reported a distributable amount of $91K for 2024 — the minimum it must pay out in qualifying distributions.

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

Mission & Focus Areas

No mission statement for the fund is provided. Its 2024 grantees included Liberty Hill Foundation, which describes its work as advancing social justice through grants, leadership training, and campaigns, and FEAST, which works to improve health and wellness in low-income communities through educational support groups and access to healthy foods.

Other examples include High Mountain Institute, which engages students with the natural world through intellectual inquiry and experiential learning; Westside Food Bank, which addresses hunger in West Los Angeles County; and Venice Family Clinic, which provides primary health care to people in need. The fund also supported Geffen Playhouse, which provides theater productions and related programming, and California College of the Arts, which educates students in art, architecture, design, and writing.

Grantmaking

In 2024, the fund made 27 grants totaling $100,000. Grant amounts ranged from $100 to $16,000, with a median grant of $2,000. The largest grants included $16,000 to Liberty Hill Foundation, $15,000 to Clare Foundation, $10,500 to Deaf West, $9,000 to Kenyon College Playwright Program, and $8,000 to National Outdoor Leadership School. The listed purposes for these grants were general donations.

Leadership & Key People

Leadership team and compensation from IRS filings

Beatrice F Koopman is listed as trustee.

The Brookside Fund is led by Beatrice F. Koopman Trustee, Trustee on every filing since 2020 — the only officer listed, and uncompensated.

Officers on the 2024 filing

  • Beatrice F. Koopman Trustee

    Trustee

    On filings since 2020

    No compensation reported

Data from IRS Form 990 filings, 2020–2024. "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 The Brookside Fund

How much does The Brookside Fund give each year?

The Brookside Fund gave $100K across 27 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $82K across 27 grants.

What is The Brookside Fund's typical grant size?

The Brookside Fund's median grant in 2024 was $2,000, and its average grant was $3,704, across 27 grants on its 2024 IRS Form 990-PF. Organizations receiving their first grant from The Brookside Fund that year got $1K on average.

Where does The Brookside Fund give grants?

The Brookside Fund gives mostly in California: 75% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The next largest states were Ohio (9%) and Wyoming (8%). The most frequent recipient cities were Los Angeles, CA (9 grants), Santa Monica, CA (4 grants), North Hollywood, CA (2 grants) and Windsor, CT (2 grants).

Does The Brookside Fund give general operating support?

Yes: 100% of The Brookside Fund's 2024 grants with a stated purpose (27 of 27) were for general or operating support, per its 2024 IRS Form 990-PF.

Who are The Brookside Fund's largest grantees?

The Brookside Fund's largest 2024 grantees include Liberty Hill Foundation ($16,000), Clare Foundation ($15,000) and Deaf West ($10,500), according to its 2024 IRS Form 990-PF. Together they received 42% of its itemized 2024 grant dollars.

How large is The Brookside Fund?

The Brookside Fund reported $1.5M in total assets on its 2024 IRS Form 990-PF. It paid out $100K in qualifying distributions that year, against a required minimum of $91K (roughly 5% of its investment assets).

What does The Brookside Fund fund?

No mission statement for the fund is provided. See mission & focus areas ↑

How do I apply for a grant from The Brookside Fund?

The foundation states that it 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 The Brookside Fund's EIN?

The Brookside Fund's EIN (Employer Identification Number) is 30-6057251. IRS Form 990 filing data is available on this page for 2020–2024.

Does The Brookside Fund 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

(1)

When this profile's IRS filing data changed on Grantable

  1. IRS filings on file for fiscal years 2020–2024

Explore Open Grants

Browse active grant opportunities in The Brookside Fund's focus areas in our free grants database

Similar Funders

Funders that support many of the same organizations

Robert and Lisa Margolis Family

Santa Monica, CA

The Robert and Lisa Margolis Family supports organizations working in areas including environmental conservation, food access, workforce support, and services for people with disabilities, with most 2024 funding going to California and North Carolina. Its 2024 grants ranged from $5,000 to $1.71 million, with a median of $41,250. It funds only preselected charities and does not accept unsolicited requests.

Philanthropy, Voluntarism & Grantmaking

Assets

$88.3M

Grants

26

Total Given

$3.9M

S Mark Taper Foundation

Los Angeles, CA

The S. Mark Taper Foundation funds arts, civic affairs, education, environment, health, and social services through operating, program, and capital grants, with priority for organizations serving Los Angeles County. Recent grants ranged from $3,000 to $500,000, with a median of $75,000. It accepts unsolicited requests through an annual online letter-of-inquiry process from eligible nonprofits serving Los Angeles, Imperial, Riverside, San Bernardino, or Ventura counties.

Assets

$186.2M

Grants

71

Total Given

$6.6M

The Three Sisters Foundation

Wilmington, DE

The Three Sisters Foundation supports organizations working in health care and sexual-health education, food security, homelessness and social services, environmental protection, youth programs, libraries, and social justice. Its 2025 grants ranged from $3,000 to $30,000, with a median of $10,000, and went mostly to California organizations. It funds only preselected charities and does not accept unsolicited requests.

Assets

$4.8M

Grants

29

Total Given

$307K

The Katie McGrath & JJ Abrams Family Foundation

Encino, CA

The foundation supports organizations working in journalism, arts and storytelling, civic and racial-justice efforts, and community programs. In 2024, it made 76 grants totaling about $5.3 million; grants ranged from $250 to $1.5 million, with a median of $10,000, and funding went mainly to organizations in New York, California, and Washington, DC. It funds only preselected charities and does not accept unsolicited requests.

Philanthropy, Voluntarism & Grantmaking

Assets

$5.5M

Grants

76

Total Given

$5.3M

Specialty Family Foundation

El Segundo, CA

Specialty Family Foundation funds Catholic education, housing, and substance use treatment and intervention, with a broader aim of addressing persistent poverty and supporting vulnerable children, youth, and families. It focuses on Los Angeles County; its 2024 grants ranged from $600 to $468,000, with a median of $15,000. It accepts requests by invitation only and does not accept unsolicited requests.

Assets

$78.6M

Grants

56

Total Given

$2.3M

Durfee Foundation

Los Angeles, CA

The Durfee Foundation supports nonprofit leaders, staff, and emerging organizations through programs focused on leadership, reflection, staff care, and community-driven strategies in Los Angeles County. Its 2024 grants ranged from $75 to $120,000, with a median of $16,848; it lists a letter-form application but does not state whether it accepts unsolicited requests.

Philanthropy, Voluntarism & Grantmaking

Assets

$60.0M

Grants

67

Total Given

$1.6M

More similar funders

More Funders in California

Cite this profile

Grantable. (2026). The Brookside Fund funder profile. GrantGraph. Retrieved October 15, 2026, from https://grantable.co/funders/the-brookside-fund-morg_e703adf919ba4f2f86ac469f40561bc4

BibTeX
@misc{grantable_306057251_2026,
  author       = {{Grantable}},
  title        = {{The Brookside Fund funder profile}},
  howpublished = {GrantGraph},
  year         = {2026},
  url          = {https://grantable.co/funders/the-brookside-fund-morg_e703adf919ba4f2f86ac469f40561bc4},
  note         = {Accessed 2026-10-15. 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 The Brookside Fund'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.

The Brookside Fund down — hundreds of funders to go?

Want AI to do this for you?