Theodore and Karin Mayer
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
Share of all 5 itemized 2024 grant dollars.
Cities
Giving Over Time
Total grant dollars and number of grants per year
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
The largest 2024 recipient was See Schedule Attached ($191K). Together the top 5 received $246K.
Grant Size Distribution
26 grants across all recorded years
The most common grant size was under $50K: 21 grants of 26 (81%).
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| See Schedule Attached Various, NY | arious charitable donations. | $191,224 |
| Archdiocese Inner-City Scholarship New York, NY | To provide scholarships for students in need | $20,000 |
| Champions for Quality Eduction New York, NY | To fund quality education. | $20,000 |
| Fresh Air Fund Salt Lake, UT | To prevent animal cruelty. | $8,000 |
| Adopt A Native Elder Program New York, NY | To send disadvantaged children to summer camp. | $7,000 |
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | — | — | — |
| Revenue | — | — | — |
| Expenses | — | — | — |
| Qualifying Distributions | — | — | — |
| Net Investment Income | — | — | — |
| Distributable Amount | — | — | — |
Data update history
When this profile's IRS filing data changed on Grantable
- 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.
Here's the math on researching Theodore and Karin Mayer by hand.
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