Caliban Foundation

Private foundation · Grantmaker Palm Beach, FL EIN: 13-7178636

Caliban Foundation is a private foundation, based in Palm Beach, FL. IRS filing data is available from 2021 through 2026. As of 2026, the organization holds $738K in total assets. In 2026, it awarded 1 grant totaling $185K. Net investment income was $29K.

Caliban Foundation at a glance

In short: Caliban Foundation gave $185K across 1 grant in 2026 (avg $185K), mostly in Florida. Source: 2026 IRS Form 990-PF.

Annual giving (2026)
$185,050
+48.9% vs 2025
Grants made (2026)
1
+0.0% vs 2025
Average grant
$185,050
+48.9% vs 2025
Median grant
$185,050
Total assets
$737,784
-18.9% vs 2025
Primary geography
Florida (100% of itemized 2026 grant dollars)
Latest 990 filing
Form 990-PF, 2026 View filing

Data from IRS Form 990-PF, 2026; updated November 2026.

Who Caliban Foundation funds

How this funder distributes its grants

Grant Size Distribution

5 grants across all recorded years

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

The most common grant size was in the $100–250K range: 5 grants of 5 (100%).

Geographic Focus

Where this funder awards grants

Grant Distribution by State

2states

Share of the 2026 grant dollars on its one itemized grant.

Cities

Palm Beach

How Caliban Foundation gives

  • Giving held roughly steady from 2023 to 2026 (−8%). Method
  • In 2026 it paid out 521% of 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

$0$100K$200K$300K1 grant2021 1 grant2022 1 grant2023 1 grant2024 1 grant2025 1 grant2026

From 2021 to 2026, annual grant giving ranged from $124K (2025) to $201K (2023). In 2026 it made 1 grant totaling $185K.

Grants by year

Grant recipients and amounts by year

RecipientPurposeAmount
See Attached List Palm Beach, FLGeneral Purpose$185,050
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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
2026$737,784$25,032$192,517$185,0501$188,500$29,061$36,162
2025$910,134$11,841$124,458$124,3001$124,300$38,677$42,362
2024$1,026,819$14,262$185,975$185,9751$185,975$42,215$46,836
2023$1,201,936$13,139$209,375$201,3751$204,625$39,247$54,710
2022$1,405,102$75,622$138,793$128,1551$132,655$71,622$71,346
2021$1,468,273$59,470$128,049$124,7501—$59,470$79,041

Under IRS private-foundation payout rules, Caliban Foundation reported a distributable amount of $36K for 2026 — the minimum it must pay out in qualifying distributions.

Leadership & Key People

Officers and directors from IRS filings

Caliban Foundation's 2026 filing lists 3 officers; none of the 3 officers listed in 2026 report compensation.

Officers on the 2026 filing

  • Lecia Rosenthal

    Trustee

    Trustee & Part-Time → Trustee, 2022

    On filings since 2021

    1 hr/week

    No compensation reported

  • Michael S. Rubinoff

    Trustee

    Trustee & Part-Time → Trustee, 2022

    On filings since 2021

    1 hr/week

    No compensation reported

  • Donna Snow

    Trustee

    On filings since 2025

    1 hr/week

    No compensation reported

Data from IRS Form 990 filings, 2021–2026. "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 Caliban Foundation

How much does Caliban Foundation give each year?

Caliban Foundation gave $185K across 1 grant in 2026, according to its 2026 IRS Form 990-PF. In 2025 it gave $124K across 1 grant.

How large is Caliban Foundation?

Caliban Foundation reported $738K in total assets on its 2026 IRS Form 990-PF. It paid out $189K in qualifying distributions that year, against a required minimum of $36K (roughly 5% of its investment assets).

Where does Caliban Foundation operate?

Caliban Foundation has awarded grants in Florida, New York.

What is Caliban Foundation's EIN?

Caliban Foundation's EIN (Employer Identification Number) is 13-7178636. IRS Form 990 filing data is available on this page for 2021–2026.

Data last updated November 2026. Sourced from IRS Form 990-PF filings.

Data update history

(2)

When this profile's IRS filing data changed on Grantable

  1. Added Form 990-PF for fiscal year 2026 (received by the IRS September 15, 2026)
  2. IRS filings on file for fiscal years 2021–2025

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Cite this profile

Grantable. (2026). Caliban Foundation funder profile. GrantGraph. Retrieved November 12, 2026, from https://grantable.co/funders/caliban-foundation-morg_24b7e24b29fc4bff9a498bbe11b1ece5

BibTeX
@misc{grantable_137178636_2026,
  author       = {{Grantable}},
  title        = {{Caliban Foundation funder profile}},
  howpublished = {GrantGraph},
  year         = {2026},
  url          = {https://grantable.co/funders/caliban-foundation-morg_24b7e24b29fc4bff9a498bbe11b1ece5},
  note         = {Accessed 2026-11-12. 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 Caliban 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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