Marvin M Tenberg Charitable Foundation

Private foundation · Grantmaker Green Cove Springs, FL EIN: 85-1257333

Marvin M Tenberg Charitable Foundation is a private foundation, based in Green Cove Springs, FL. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $3.3M in total assets. In 2025, it awarded 9 grants totaling $168K. Net investment income was $253K.

Key facts about Marvin M Tenberg Charitable Foundation

In short: Marvin M Tenberg Charitable Foundation gave $168K across 9 grants in 2025 (avg $19K), mostly in Florida. Source: 2025 IRS Form 990-PF.

EIN
85-1257333
Latest 990 filing
Form 990-PF, 2025
Annual giving (2025)
$167,662
Grants made (2025)
9
Average grant
$18,629
Median grant
$15,000
Total assets
$3,307,703
Primary geography
Florida (66% of itemized 2025 grant dollars)

Data from IRS Form 990-PF, 2025; updated September 2026.

Financial Overview

From 2025 IRS Form 990-PF · View filing

Total Assets

$3.3M

+2.6% YoY

Annual Giving

$168K

-27.9% YoY

Grant Count

9

-25.0% YoY

Avg Grant Size

$19K

-3.9% YoY

Under IRS private-foundation payout rules, Marvin M Tenberg Charitable Foundation reported a distributable amount of $160K for 2025 — the minimum it must pay out in qualifying distributions.

How Marvin M Tenberg Charitable Foundation gives

  • Giving held roughly steady from 2022 to 2025 (−1%). Method
  • In 2025 it paid out 105% of its IRS minimum distribution (the 5% rule). Method

From the foundation's IRS Form 990-PF filings. Methodology.

Your AI grants department

Ready to take the next step with Marvin M Tenberg Charitable Foundation?

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

Geographic Focus

Where this funder awards grants

Grant Distribution by State

9states

Share of all 9 itemized 2025 grant dollars.

Cities

TampaNew YorkYarmouth PortReisterstownWashingtonAnaheimKeithvilleLakewood RanchNew OrleansSarasotaBostonChicagoLos AngelesMiamiNashvilleOcalaOwing MillsPalmettoSan FranciscoYorktown Heights

Giving Over Time

Total grant dollars and number of grants per year

$0$100K$200K$300K10 grants20209 grants20216 grants20226 grants202312 grants20249 grants2025

From 2020 to 2025, annual grant giving ranged from $163K (2021) to $233K (2024). In 2025 it made 9 grants totaling $168K.

Grant Insights

How this funder distributes its grants

Top Recipients

Top 9 recipients in 2025

Humane Society of Tampa Bay: $60KHumane Society of Tampa Bay$60KChimp Haven: $29KChimp Haven$29KBaltimore Humane Society: $25KBaltimore Humane Society$25KFeeding Tampa Bay: $20KFeeding Tampa Bay$20KStraz Performing Arts Foundation: $15KStraz Performing ArtsFoundation$15KSusan Terry Foundation: $15KSusan Terry Foundation$15KUSA for Unfpa: $2KUSA for Unfpa$2KAPEX1 Girls Volleyball: $1KAPEX1 Girls Volleyball$1KWikimedia Foundation: $520Wikimedia Foundation$520

The largest 2025 recipient was Humane Society of Tampa Bay ($60K). Together the top 9 received $168K.

Grant Size Distribution

42 grants across all recorded years

35<$50K7$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 35 grants of 42 (83%).

Giving History

Grant recipients and amounts by year

RecipientPurposeAmount
Humane Society of Tampa Bay Tampa, FLWorks to rescue individual animals, safeguard populations, preserve habitat$60,000
Chimp Haven Keithville, LARescue and Provide for Chimpanzees$29,000
Baltimore Humane Society Reisterstown, MDWorks to rescue individual animals, safeguard populations, preserve habitat$25,000
Feeding Tampa Bay Tampa, FLProviding food to nearly one million food insecure families$20,000
Straz Performing Arts Foundation Tampa, FLPresent inspiring performances, provide meaningful arts education and community engagement experiences$15,000
Susan Terry Foundation Sarasota, FLEmpowering Our Communities in the Fight Against HIV$15,000
USA for Unfpa New York, NYProvide Lifesaving Care for Women and Girls Worldwide$2,092
APEX1 Girls Volleyball Anaheim, CASupport High School Athletics$1,050
Wikimedia Foundation San Francisco, CAProvide Knowledge Free to the World$520

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$1M$2M$3M$4M202020212022202320242025
Metric202520242023
Total Assets$3,307,703$3,224,956$3,332,157
Revenue$272,839$147,882$471,856
Expenses$190,658$255,083$196,119
Qualifying Distributions$167,662$232,520$185,000
Net Investment Income$252,962$122,836$109,453
Distributable Amount$160,136$14,349$12,134

Data update history

When this profile's IRS filing data changed on Grantable

  1. Added Form 990-PF for fiscal year 2025 (received by the IRS June 9, 2026)
  2. IRS filings on file for fiscal years 2020–2024

Leadership & Key People

Officers and directors from IRS filings

Marvin M Tenberg Charitable Foundation is led by Stephen Tenberg, Trustee on every filing since 2020 — the only officer listed, and compensated.

Officers on the 2025 filing

  • Stephen Tenberg

    Trustee

    On filings since 2020

    $5K (2020) → $10K (2025)

Data from IRS Form 990 filings, 2020–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Compensation Overview

From 2025 IRS filing

Stephen Tenberg — Trustee: $10KStephen TenbergTrustee$10K

The highest reported compensation on the 2025 filing was $10K, to Stephen Tenberg (Trustee).

Frequently asked questions about Marvin M Tenberg Charitable Foundation

How much does Marvin M Tenberg Charitable Foundation give each year?

Marvin M Tenberg Charitable Foundation gave $168K across 9 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $233K across 12 grants.

What is Marvin M Tenberg Charitable Foundation's typical grant size?

Marvin M Tenberg Charitable Foundation's median grant in 2025 was $15,000, and its average grant was $18,629, across 9 grants on its 2025 IRS Form 990-PF.

Where does Marvin M Tenberg Charitable Foundation give grants?

Marvin M Tenberg Charitable Foundation gives mostly in Florida: 66% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest states were Louisiana (17%) and Maryland (15%). The most frequent recipient cities were Tampa, FL (3 grants).

Does Marvin M Tenberg Charitable Foundation give general operating support?

Not in 2025: none of the 9 grants with a stated purpose on Marvin M Tenberg Charitable Foundation's 2025 IRS Form 990-PF were described as general or operating support.

Who are Marvin M Tenberg Charitable Foundation's largest grantees?

Marvin M Tenberg Charitable Foundation's largest 2025 grantees include Humane Society of Tampa Bay ($60,000), Chimp Haven ($29,000) and Baltimore Humane Society ($25,000), according to its 2025 IRS Form 990-PF. Together they received 68% of its itemized 2025 grant dollars.

How large is Marvin M Tenberg Charitable Foundation?

Marvin M Tenberg Charitable Foundation reported $3.3M in total assets on its 2025 IRS Form 990-PF. It paid out $168K in qualifying distributions that year, against a required minimum of $160K (roughly 5% of its investment assets).

What is Marvin M Tenberg Charitable Foundation's EIN?

Marvin M Tenberg Charitable Foundation's EIN (Employer Identification Number) is 85-1257333. IRS Form 990 filing data is available on this page for 2020–2025.

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

Your AI grants department

Here's the math on researching Marvin M Tenberg Charitable Foundation by hand.

Explore Open Grants

Browse active grant opportunities in Marvin M Tenberg Charitable Foundation's focus areas in our free grants database

Similar Funders

Funders that support many of the same organizations

Enterprise Holdings Foundation

Saint Louis, MO

Enterprise Holdings Foundation supports nonprofits in health, education, arts, disaster relief, reforestation, hunger relief, and community equity, with an emphasis on organizations actively supported by Enterprise employees and their families. Its reported grants range widely: 2024 giving averaged about $7,700 across 9,499 grants, while the foundation also offers awards of up to $40,000; it supports communities where Enterprise operates worldwide. Unsolicited requests are accepted at any time, but eligible applications must be submitted by an Enterprise team member or their spouse or domestic partner on behalf of a nonprofit they actively support.

Assets

$594.3M

Grants

1

Total Given

$101.4M

Gannett Foundation Inc

New York, NY

Gannett Foundation’s 2025 grants supported a range of organizations, with listed awards generally between $1,500 and $2,500, though the available figures do not establish a typical grant size or geographic focus. The foundation has wound down: its 2026 filing reports no grants or assets, and no current application process or acceptance of unsolicited requests is stated.

Assets

—

Grants

32

Total Given

$65K

Publix Super Markets Charities Inc

Lakeland, FL

Publix Super Markets Charities supports nonprofits addressing hunger, homelessness and housing, youth, education, and community needs in Florida, Georgia, Alabama, North Carolina, South Carolina, Tennessee, Virginia, and Kentucky. Its 2024 median grant was $2,500, though awards ranged widely; it accepts online requests from eligible organizations, with application periods varying by program.

Assets

$233.8M

Grants

3,269

Total Given

$52.5M

The Community Foundation

Jacksonville, FL

The Community Foundation for Northeast Florida supports nonprofits and civic work in Duval, St. Johns, Nassau, Baker, Clay, and Putnam counties, with interests including neighborhoods, education, aging adults, arts, women and girls, young children, and early literacy. Its 2024 grants had a median of $5,000, though amounts varied widely; most donor-advised grants are not open to applications, but eligible nonprofits can apply through competitive programs when application windows are open.

Philanthropy, Voluntarism & Grantmaking

Assets

$708.7M

Grants

2,470

Total Given

$78.0M

The Miami Foundation Inc

Miami, FL

The Miami Foundation funds a broad range of work, including arts and culture, health and wellness, economic opportunity, youth and families, equity, and climate resilience; its Community Grants provide flexible two-year general operating support to nonprofits in Greater Miami. In 2023, grants had a median of $21,585, though awards varied widely; the current application cycle is closed, and applications are expected to open in 2027.

Philanthropy, Voluntarism & Grantmaking

Assets

$525.0M

Grants

879

Total Given

$57.2M

Community Foundation of Tampa Bay Inc

Tampa, FL

The Community Foundation of Tampa Bay funds nonprofits addressing economic opportunity, environmental sustainability, health, education, and community vitality in Hillsborough, Pinellas, Pasco, Hernando, and Citrus counties. Its annual competitive grants are typically $10,000–$50,000; it also accepts year-round requests for urgent, unforeseen needs of up to $250,000. Apply through the relevant grant opportunity; the profile does not state whether general unsolicited requests are accepted.

Philanthropy, Voluntarism & Grantmaking

Assets

$1.0B

Grants

698

Total Given

$54.3M

Gulf Coast Community Foundation Inc

Venice, FL

Gulf Coast Community Foundation funds arts and culture, civic and economic development, education, the environment, health and human services, and disaster response, with a focus on its Florida service area. Community grants provide up to $25,000 per organization per fiscal year; larger catalytic grants are available, and 2025 grants had a median of $16,251. It accepts unsolicited requests through scheduled Community Grant cycles; catalytic grants start with a letter of inquiry, and initiative grants are by invitation only.

Philanthropy, Voluntarism & Grantmaking

Assets

$533.7M

Grants

651

Total Given

$45.0M

Early Learning Coalition of Broward

Fort Lauderdale, FL

The Early Learning Coalition of Broward funds child care reimbursement and early-learning providers, including programs supporting child care and preschool, primarily in Broward County, Florida. Its 2025 grants ranged from $5,127 to $3,994,863, with a median of $158,921. The profile does not state whether it accepts unsolicited requests.

Human Services

Assets

$15.9M

Grants

636

Total Given

$152.2M

Leslie L Alexander Foundation Inc

Delray Beach, FL

The Leslie L Alexander Foundation supports animal rescue, education, children’s services, and other charitable work. In 2024, grants ranged from $600 to $1 million, with a median of $35,000; giving was concentrated in Florida and Texas, with awards also made elsewhere. It gives only to preselected organizations and does not accept unsolicited requests.

Philanthropy, Voluntarism & Grantmaking

Assets

$291.4M

Grants

622

Total Given

$28.4M

CSX Foundation Inc

Jacksonville, FL

Philanthropy, Voluntarism & Grantmaking

Assets

$9.7M

Grants

607

Total Given

$13.7M

United Way Miami Inc

Miami, FL

United Way Miami funds education, economic mobility, health and wellbeing, and resilient-community programs, with its community focus in Miami-Dade County. Its 2025 grants ranged from $5,082 to $1,693,432, with a median of $18,410; published opportunities include selected awards of up to $153,000. It publishes specific grant opportunities and application details; whether it accepts unsolicited requests is not stated.

Philanthropy, Voluntarism & Grantmaking

Assets

$157.2M

Grants

562

Total Given

$32.6M

The Community Foundation of Sarasota CO

Sarasota, FL

The Community Foundation of Sarasota County funds nonprofits working in areas including human services, education, arts, health, economic stability, animal welfare, and community resilience. Its typical grants are around $10,000–$25,000, with a 2025 median of $18,798, for programs serving Sarasota, Manatee, Charlotte, or DeSoto County. The profile does not state whether it accepts unsolicited requests.

Philanthropy, Voluntarism & Grantmaking

Assets

$518.5M

Grants

540

Total Given

$41.2M

More Funders in Florida

Marvin M Tenberg Charitable Foundation down — hundreds of funders to go?

Want AI to do this for you?