The Martin V Alonzo Family Found

Private foundation · Grantmaker Greenwich, CT EIN: 26-1623392

The Martin V Alonzo Family Found is a private foundation focused on Education, based in Greenwich, CT. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $421K in total assets. In 2025, it awarded 5 grants totaling $17K. Net investment income was $15K.

Key facts about The Martin V Alonzo Family Found

In short: The Martin V Alonzo Family Found gave $17K across 5 grants in 2025 (avg $3K), top state Indiana. Source: 2025 IRS Form 990-PF.

EIN
26-1623392
Latest 990 filing
Form 990-PF, 2025
Annual giving (2025)
$17,200
Grants made (2025)
5
Average grant
$3,440
Median grant
$3,200
Total assets
$421,456
Primary geography
Indiana (48% 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

$421K

+3.7% YoY

Annual Giving

$17K

+19.4% YoY

Grant Count

5

+0.0% YoY

Avg Grant Size

$3K

+19.4% YoY

Under IRS private-foundation payout rules, The Martin V Alonzo Family Found reported a distributable amount of $26K for 2025 — the minimum it must pay out in qualifying distributions.

How The Martin V Alonzo Family Found gives

  • Giving grew 100% from 2022 to 2025. Method
  • In 2025 it paid out 65% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. Method

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

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

4states

Share of 2025 grant dollars across all 5 itemized grants.

Cities

CincinnatiWestervilleRio GrandeColumbusToledoChicagoHuntingtonKentEast LansingIndianapolisAllendale

Giving Over Time

Total grant dollars and number of grants per year

$0$5K$10K$15K$20K4 grants2019 5 grants2020 4 grants2021 4 grants2022 5 grants2023 5 grants2024 5 grants2025

From 2019 to 2025, annual grant giving ranged from $9K (2022) to $17K (2025). In 2025 it made 5 grants totaling $17K.

Grant Insights

How this funder distributes its grants

Top Recipients

Top 4 recipients in 2025

Ohio State University: $5KOhio State University$5KHuntington University: $5KHuntington University$5KMorian University: $3KMorian University$3KUniversity of Toledo: $2KUniversity of Toledo$2K

The largest 2025 recipient was Ohio State University ($5K). Together the top 4 received $15K.

Organizations only. It also paid 1 individual scholarship ($1,900), which are not listed by name.

Grant Size Distribution

23 grants across all recorded years

23<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 23 grants of 23 (100%).

Giving History

Grant recipients and amounts by year

RecipientPurposeAmount
Ohio State University Columbus, OHScholarship$5,100
Huntington University Huntington, INScholarship$5,100
Morian University Indianapolis, INScholarship$3,200
University of Toledo Toledo, OHScholarship$1,900
1 individual scholarship Recipients not named —$1,900

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$20K$40K$60K2019 2020 2021 2022 2023 2024 2025
Metric202520242023
Total Assets$421,456$406,349$386,388
Revenue$35,206$36,031$39,108
Expenses$20,099$16,070$13,625
Qualifying Distributions$17,200$15,875$12,100
Net Investment Income$14,537$15,021$14,110
Distributable Amount$26,277$21,058$18,925

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 February 14, 2020)
  2. Updated Form 990-PF for fiscal year 2020 (received by the IRS February 9, 2021)
  3. Updated Form 990-PF for fiscal year 2021 (received by the IRS February 10, 2022)
  4. Updated Form 990-PF for fiscal year 2022 (received by the IRS February 15, 2023)
  5. Updated Form 990-PF for fiscal year 2023 (received by the IRS July 22, 2024)
  6. Updated Form 990-PF for fiscal year 2024 (received by the IRS March 17, 2025)
  7. Updated Form 990-PF for fiscal year 2025 (received by the IRS February 18, 2026)
  8. IRS filings on file for fiscal years 2019–2025

Leadership & Key People

Officers and directors from IRS filings

The Martin V Alonzo Family Found is led by Marlene Alonzo, Director on every filing since 2019 — the only officer listed, and uncompensated.

Officers on the 2025 filing

  • Marlene Alonzo

    Director

    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.

Frequently asked questions about The Martin V Alonzo Family Found

How much does The Martin V Alonzo Family Found give each year?

The Martin V Alonzo Family Found gave $17K across 5 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $14K across 5 grants.

What is The Martin V Alonzo Family Found's typical grant size?

The Martin V Alonzo Family Found's median grant in 2025 was $3,200, and its average grant was $3,440, across 5 grants on its 2025 IRS Form 990-PF.

Where does The Martin V Alonzo Family Found give grants?

The Martin V Alonzo Family Found's top state is Indiana, with 48% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were Ohio (41%) and Michigan (11%).

Does The Martin V Alonzo Family Found give general operating support?

Not in 2025: none of the 5 grants with a stated purpose on The Martin V Alonzo Family Found's 2025 IRS Form 990-PF were described as general or operating support. Recurring purposes include "Scholarship" (5 grants).

Who are The Martin V Alonzo Family Found's largest grantees?

The Martin V Alonzo Family Found's largest 2025 grantees include Ohio State University ($5,100), Huntington University ($5,100) and Morian University ($3,200), according to its 2025 IRS Form 990-PF. It also paid 1 individual scholarship ($1,900), which are not listed by name. Together they received 78% of its itemized 2025 grant dollars.

How large is The Martin V Alonzo Family Found?

The Martin V Alonzo Family Found reported $421K in total assets on its 2025 IRS Form 990-PF. It paid out $17K in qualifying distributions that year, against a required minimum of $26K (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 is The Martin V Alonzo Family Found?

The Martin V Alonzo Family Found is a private foundation focused on Education, based in Greenwich, CT. It holds $421K in total assets as of 2025.

What is The Martin V Alonzo Family Found's EIN?

The Martin V Alonzo Family Found's EIN (Employer Identification Number) is 26-1623392. IRS Form 990 filing data is available on this page for 2019–2025.

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

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