The Mayer - Rothschild Foundation

Private foundation · Grantmaker Chicago, IL EIN: 81-1947689

The Mayer - Rothschild Foundation is a private foundation focused on Diseases, Disorders & Medical Disciplines, based in Chicago, IL. IRS filing data is available from 2021 through 2024. As of 2024, the organization holds $10.1M in total assets. In 2024, it made $292K in qualifying distributions. Net investment income was $542K.

Key facts about The Mayer - Rothschild Foundation

EIN
81-1947689
Latest 990 filing
Form 990-PF, 2024
Total assets
$10,124,503

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

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$10.1M

+13.1% YoY

Revenue

$1.8M

+12.4% YoY

Qualifying Distributions

$292K

-45.0% YoY

Expenses

$75K

-86.6% YoY

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

6states

Cities

ChicagoNew YorkSacramentoSan FranciscoWashingtonBeverly HillsNew HollandNew OrleansPhiladelphia

Giving Over Time

Total grant dollars and number of grants per year

$0$50K$100K$150K7 grants2021 6 grants2022 9 grants2023 0 grants2024

From 2021 to 2023, annual grant giving ranged from $58K (2021) to $148K (2023). In 2023 it made 9 grants totaling $148K.

Grant Insights

How this funder distributes its grants

Grant Size Distribution

22 grants across all recorded years

22<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 22 grants of 22 (100%).

Giving History

Grant recipients and amounts by year

No grants recorded for 2024.

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$1M$2M$3M2021 2022 2023 2024
Metric202420232022
Total Assets$10,124,503$8,948,258$7,361,136
Revenue$1,819,813$1,619,531$1,156,605
Expenses$75,373$562,514$636,147
Qualifying Distributions$291,500$530,166$613,029
Net Investment Income$541,578$257,269$353,400

Data update history

When this profile's IRS filing data changed on Grantable

  1. IRS filings on file for fiscal years 2021–2024

Leadership & Key People

Officers and directors from IRS filings

The Mayer - Rothschild Foundation is led by Debra E Weese-Mayer, President on every filing since 2021; none of the 4 officers listed in 2024 report compensation.

Officers on the 2024 filing

  • Debra E Weese-Mayer

    President

    On filings since 2021

    5 hrs/week

    No compensation reported

  • Jaimie A Mayer

    Vice President

    On filings since 2021

    5 hrs/week

    No compensation reported

  • Jennifer R Mayer

    Vice President

    On filings since 2021

    5 hrs/week

    No compensation reported

  • Jonathan R Mayer

    Secretary

    On filings since 2021

    5 hrs/week

    No compensation reported

Data from IRS Form 990 filings, 2021–2024. "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 The Mayer - Rothschild Foundation

How large is The Mayer - Rothschild Foundation?

The Mayer - Rothschild Foundation reported $10.1M in total assets on its 2024 IRS Form 990-PF. Its revenue that year was $1.8M.

What is The Mayer - Rothschild Foundation?

The Mayer - Rothschild Foundation is a private foundation focused on Diseases, Disorders & Medical Disciplines, based in Chicago, IL. It holds $10.1M in total assets as of 2024.

Where does The Mayer - Rothschild Foundation operate?

The Mayer - Rothschild Foundation has awarded grants in California, District of Columbia, Illinois, Louisiana, New York, Pennsylvania.

What is The Mayer - Rothschild Foundation's EIN?

The Mayer - Rothschild Foundation's EIN (Employer Identification Number) is 81-1947689. IRS Form 990 filing data is available on this page for 2021–2024.

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

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