Theodore and Karin Mayer

Grantmaker Pelham, NY EIN: 45-5310845

Theodore and Karin Mayer is a nonprofit organization, based in Pelham, NY. IRS filing data is available from 2020 through 2024. In 2024, it awarded 5 grants totaling $246K.

Key facts about Theodore and Karin Mayer

In short: Theodore and Karin Mayer gave $246K across 5 grants in 2024 (avg $49K), mostly in New York. Source: 2024 IRS Form 990 filing.

EIN
45-5310845
Latest 990 filing
Form 990 filing, 2024
Annual giving (2024)
$246,224
Grants made (2024)
5
Average grant
$49,245
Median grant
$20,000
Primary geography
New York (97% of itemized 2024 grant dollars)

Data from IRS Form 990 filing, 2024; updated September 2026.

Financial Overview

From 2024 IRS Form 990 filing · View filing

Total Assets

—

Annual Giving

$246K

+8.8% YoY

Grant Count

5

+0.0% YoY

Avg Grant Size

$49K

+8.8% YoY

How Theodore and Karin Mayer gives

  • Giving held roughly steady from 2021 to 2024 (+5%). Method

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

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

2states

Share of all 5 itemized 2024 grant dollars.

States

Cities

New YorkSalt LakeNew Rochelle

Giving Over Time

Total grant dollars and number of grants per year

$0$100K$200K$300K6 grants20205 grants20215 grants20225 grants20235 grants2024

From 2020 to 2024, annual grant giving ranged from $226K (2023) to $268K (2022). In 2024 it made 5 grants totaling $246K.

Grant Insights

How this funder distributes its grants

Top Recipients

Top 5 recipients in 2024

See Schedule Attached: $191KSee Schedule Attached$191KArchdiocese Inner-City Scholarship: $20KArchdiocese Inner-CityScholarship$20KChampions for Quality Eduction: $20KChampions for Quality Eduction$20KFresh Air Fund: $8KFresh Air Fund$8KAdopt A Native Elder Program: $7KAdopt A Native Elder Program$7K

The largest 2024 recipient was See Schedule Attached ($191K). Together the top 5 received $246K.

Grant Size Distribution

26 grants across all recorded years

21<$50K$50–100K5$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 21 grants of 26 (81%).

Giving History

Grant recipients and amounts by year

RecipientPurposeAmount
See Schedule Attached Various, NYarious charitable donations.$191,224
Archdiocese Inner-City Scholarship New York, NYTo provide scholarships for students in need$20,000
Champions for Quality Eduction New York, NYTo fund quality education.$20,000
Fresh Air Fund Salt Lake, UTTo prevent animal cruelty.$8,000
Adopt A Native Elder Program New York, NYTo send disadvantaged children to summer camp.$7,000

Financial History

Multi-year comparison from IRS filings

$0$0.5$1$1.520202021202220232024
Metric202420232022
Total Assets———
Revenue———
Expenses———
Qualifying Distributions———
Net Investment Income———
Distributable Amount———

Data update history

When this profile's IRS filing data changed on Grantable

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

Leadership & Key People

Officers and directors from IRS filings

Theodore and Karin Mayer is led by Kathryn E Mayer, President & Treasurer on every filing since 2020; none of the 3 officers listed in 2024 report compensation.

Officers on the 2024 filing

  • Kathryn E Mayer

    President & Treasurer

    On filings since 2020

    No compensation reported

  • Gerald Spitzkoff

    Vice President

    On filings since 2020

    No compensation reported

  • Rose-Marie Stock

    Secretary

    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 Theodore and Karin Mayer

How much does Theodore and Karin Mayer give each year?

Theodore and Karin Mayer gave $246K across 5 grants in 2024, according to its 2024 IRS Form 990 filing. In 2023 it gave $226K across 5 grants.

What is Theodore and Karin Mayer's typical grant size?

Theodore and Karin Mayer's median grant in 2024 was $20,000, and its average grant was $49,245, across 5 grants on its 2024 IRS Form 990 filing.

Where does Theodore and Karin Mayer give grants?

Theodore and Karin Mayer gives mostly in New York: 97% of the grant dollars itemized on its 2024 IRS Form 990 filing went to recipients there. The most frequent recipient cities were New York, NY (3 grants).

Does Theodore and Karin Mayer give general operating support?

Not in 2024: none of the 5 grants with a stated purpose on Theodore and Karin Mayer's 2024 IRS Form 990 filing were described as general or operating support.

Who are Theodore and Karin Mayer's largest grantees?

Theodore and Karin Mayer's largest 2024 grantees include See Schedule Attached ($191,224), Archdiocese Inner-City Scholarship ($20,000) and Champions for Quality Eduction ($20,000), according to its 2024 IRS Form 990 filing. Together they received 94% of its itemized 2024 grant dollars.

What is Theodore and Karin Mayer's EIN?

Theodore and Karin Mayer's EIN (Employer Identification Number) is 45-5310845. IRS Form 990 filing data is available on this page for 2020–2024.

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

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