Caruthers Family Foundation

Private foundation · Grantmaker Denver, CO EIN: 84-1289459

The Caruthers Family Foundation is a private foundation based in Denver, Colorado. Its 2025 filing reports grants to organizations working in areas including conservation and wildlife, education, music, health, and community services.

Key facts about Caruthers Family Foundation

In short: Caruthers Family Foundation gave $636K across 24 grants in 2025 (avg $27K), top state Colorado. 8% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.

EIN
84-1289459
Latest 990 filing
Form 990-PF, 2025
Annual giving (2025)
$636,000
Grants made (2025)
24
Average grant
$26,500
Median grant
$5,000
New grantees (estimate)
8% first-time grantees (2 of 24, 2025)
Total assets
$12,476,992
Primary geography
Colorado (44% of itemized 2025 grant dollars)
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. Full details ↓

Data from IRS Form 990-PF, 2025; updated September 2026. New grantees are estimated by matching recipient names across years (methodology). Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.

Financial Overview

From 2025 IRS Form 990-PF · View filing

Total Assets

$12.5M

+7.5% YoY

Annual Giving

$636K

-32.0% YoY

Grant Count

24

-4.0% YoY

Avg Grant Size

$27K

-29.1% YoY

Under IRS private-foundation payout rules, Caruthers Family Foundation reported a distributable amount of $683K for 2025 — the minimum it must pay out in qualifying distributions.

Is Caruthers Family Foundation open to new grantees?

8%

first-time grantees, 2025

In 2025, 2 of 24 grantees (8%) were first-time recipients. First grants averaged $53K; repeat grants $24K. How we count

Medians: $53K first-time, $5K repeat.

  • 88% of 2025 grantees were also funded in 2024. Method
  • Giving grew 348% from 2022 to 2025. Method
  • In 2025 it paid out 94% 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.

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

Mission & Focus Areas

No mission statement for the foundation is provided. Its 2025 grants show support for a range of organizations. For example, the National Audubon Society says it works toward a future where birds thrive across the Americas through conservation. The Wild Animal Sanctuary describes its work as animal sanctuary and public education on captive wildlife, while The Marine Mammal Center says it advances ocean conservation through marine mammal rescue and rehabilitation, research, and education. Island School describes its mission as preparing students for productive, fulfilling lives and providing a challenging curriculum and nurturing environment. Parlando Incorporated provides music lessons and classes for people of all ages and abilities.

Grantmaking

In filing year 2025, the foundation made 24 grants totaling $636,000. Grants ranged from $1,000 to $160,000, with a median grant of $5,000. The largest reported awards included $160,000 to the National Audubon Society; $100,000 each to CU Foundation FBO Biochemistry Department, The Wild Animal Sanctuary, and Island School; and $30,000 to Southwest Llama Rescue.

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Geographic Focus

Where this funder awards grants

In 2025, grant dollars went to recipients in Colorado (44%), New York (28%), Hawaii (18%), Texas (8%), and California (2%).

Grant Distribution by State

8states

Share of 2025 grant dollars across all 24 itemized grants.

Cities

BoulderDenverNew YorkWashingtonHonoluluCentennialKerrvilleWailukuKeenesburgGibbonDallasLihueSausalitoBuffaloEstes ParkVailArvadaFriscoHollandLafayette

Giving Over Time

Total grant dollars and number of grants per year

$0$250K$500K$750K$1M18 grants2019 14 grants2020 17 grants2021 14 grants2022 16 grants2023 25 grants2024 24 grants2025

From 2019 to 2025, annual grant giving ranged from $142K (2022) to $935K (2024). In 2025 it made 24 grants totaling $636K.

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2025

National Audubon Society: $160KNational Audubon Society$160KCu Foundation FBO Biochemistry Dept: $100KCu Foundation FBO BiochemistryDept$100KThe Wild Animal Sanctuary: $100KThe Wild Animal Sanctuary$100KIsland School: $100KIsland School$100KSouthwest Llama Rescue Inc: $30KSouthwest Llama Rescue Inc$30KRocky Mountain PBS Channel 6: $25KRocky Mountain PBS Channel 6$25KElephant Havens Wildlife Foundation: $20KElephant Havens WildlifeFoundation$20KParlando Incorporated: $20KParlando Incorporated$20KDoctors Wo Borders: $10KDoctors Wo Borders$10KRocky Mountain Conservancy: $10KRocky Mountain Conservancy$10K

The largest 2025 recipient was National Audubon Society ($160K). Together the top 10 received $575K.

Grant Size Distribution

96 grants across all recorded years

76<$50K6$50–100K14$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 76 grants of 96 (79%).

Giving History

Grant recipients and amounts by year

RecipientPurposeAmount
National Audubon Society New York, NYGeneral Fund$160,000
Cu Foundation FBO Biochemistry Dept Denver, COGeneral Fund$100,000
The Wild Animal Sanctuary Keenesburg, COGeneral Fund$100,000
Island School Lihue, HIGeneral Fund$100,000
Southwest Llama Rescue Inc Kerrville, TXGeneral Fund$30,000
Rocky Mountain PBS Channel 6 Denver, COGeneral Fund$25,000
Elephant Havens Wildlife Foundation Dallas, TXGeneral Fund$20,000
Parlando Incorporated Boulder, COGeneral Fund$20,000
Doctors Wo Borders New York, NYGeneral Fund$10,000
Rocky Mountain Conservancy Estes Park, COGeneral Fund$10,000

Financial History

Multi-year comparison from IRS filings

Filing year Assets Revenue Expenses Grants
2025 $12,476,992 $2,344,435 $679,819 $636,000
2024 $11,601,279 $601,490 $970,497 $935,000
2023 $11,970,286 $538,439 $558,755 $531,000

The 2025 filing reports 24 grants; the 2024 filing reports 25, and the 2023 filing reports 16.

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$5M$10M$15M$20M2019 2020 2021 2022 2023 2024 2025
Metric202520242023
Total Assets$12,476,992$11,601,279$11,970,286
Revenue$2,344,435$601,490$538,439
Expenses$679,819$970,497$558,755
Qualifying Distributions$640,280$935,000$531,000
Net Investment Income$1,525,532$576,448$515,689
Distributable Amount$683,253$628,200$625,271

Data update history

When this profile's IRS filing data changed on Grantable

  1. Updated Form 990-PF for fiscal year 2019 (received by the IRS January 13, 2020)
  2. Updated Form 990-PF for fiscal year 2020 (received by the IRS January 14, 2021)
  3. Updated Form 990-PF for fiscal year 2021 (received by the IRS February 15, 2022)
  4. Updated Form 990-PF for fiscal year 2022 (received by the IRS January 12, 2023)
  5. Updated Form 990-PF for fiscal year 2023 (received by the IRS February 8, 2024)
  6. Updated Form 990-PF for fiscal year 2024 (received by the IRS January 27, 2025)
  7. Updated Form 990-PF for fiscal year 2025 (received by the IRS March 30, 2026)
  8. IRS filings on file for fiscal years 2019–2025

Leadership & Key People

Leadership team and compensation from IRS filings

The 2025 filing lists Marvin H. Caruthers as director and president and Fiona M. Caruthers as director and vice president.

Caruthers Family Foundation is led by Marvin H. Caruthers, Director & President on every filing since 2019; none of the 2 officers listed in 2025 report compensation.

Officers on the 2025 filing

  • Marvin H. Caruthers

    Director & President

    On filings since 2019

    1 hr/week

    No compensation reported

  • Fiona M. Caruthers

    Director & Vice President

    On filings since 2019

    1 hr/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.

Contact

Mailing address: 8181 E Tufts Ave Suite 600, Denver, CO 80237
Phone: (303) 740-9400

Frequently asked questions about Caruthers Family Foundation

How much does Caruthers Family Foundation give each year?

Caruthers Family Foundation gave $636K across 24 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $935K across 25 grants.

What is Caruthers Family Foundation's typical grant size?

Caruthers Family Foundation's median grant in 2025 was $5,000, and its average grant was $26,500, across 24 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from Caruthers Family Foundation that year got $53K on average.

Where does Caruthers Family Foundation give grants?

Caruthers Family Foundation's top state is Colorado, with 44% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were New York (28%) and Hawaii (18%). The most frequent recipient cities were Denver, CO (4 grants), New York, NY (3 grants), Boulder, CO (3 grants) and Honolulu, HI (3 grants).

Does Caruthers Family Foundation give general operating support?

Yes: 100% of Caruthers Family Foundation's 2025 grants with a stated purpose (24 of 24) were for general or operating support, per its 2025 IRS Form 990-PF.

Who are Caruthers Family Foundation's largest grantees?

Caruthers Family Foundation's largest 2025 grantees include National Audubon Society ($160,000), Cu Foundation FBO Biochemistry Dept ($100,000) and The Wild Animal Sanctuary ($100,000), according to its 2025 IRS Form 990-PF. Together they received 57% of its itemized 2025 grant dollars.

How large is Caruthers Family Foundation?

Caruthers Family Foundation reported $12.5M in total assets on its 2025 IRS Form 990-PF. It paid out $640K in qualifying distributions that year, against a required minimum of $683K (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 Caruthers Family Foundation fund?

No mission statement for the foundation is provided. Its 2025 grants show support for a range of organizations. For example, the National Audubon Society says it works toward a future where birds thrive across the Americas through conservation. See mission & focus areas ↑

How do I apply for a grant from Caruthers Family Foundation?

The foundation states that it makes contributions 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 Caruthers Family Foundation's EIN?

Caruthers Family Foundation's EIN (Employer Identification Number) is 84-1289459. IRS Form 990 filing data is available on this page for 2019–2025.

Does Caruthers Family Foundation accept unsolicited proposals?

No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑

Data last updated September 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.

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