Oscar G & Elsa S Mayer Family Foundation
Invitation OnlyArlington Heights, Illinois · EIN 36-4035204 · Private foundation
Grants paid (2024)$531K
Organizations funded48
Typical grant$2,500
Total assets$17.6M
Half of its grants to organizations were between $1,000 and $3,500.
From the return
How to apply
On its return for tax year 2024 the foundation checked the box saying it only makes contributions to preselected charitable organizations and does not accept unsolicited requests for funds.
What it funds
Share of grant lines on the latest return, classified from the purpose each grant states.
Where it gives
89% of grants went outside Illinois.
Grants paid in tax year 2024
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Stronghearts Native Helpline | Sault Ste Marie, MI | General | $100,000 |
| The Trevor Project | West Hollywood, CA | General | $100,000 |
| Day One Rhode Island | Providence, RI | General | $75,000 |
| Active Minds | Washington, DC | General | $62,500 |
| Center for Mental Health Innovation | Portland, OR | General | $62,500 |
| Ithaca College | Ithaca, NY | Oscar raymond mayer memorial fund | $29,000 |
| Wayland Academy | Beaver Damn, WI | Drs anita and gregory mayer scholarship | $10,000 |
| National Institute for Science Law and Policy | Washington, DC | General | $8,600 |
| Beloit College | Beloit, WI | Annual fund | $7,500 |
| Lake Forest Academy | Lake Forest, IL | General | $7,500 |
| Overture Center for Arts | Madison, WI | General | $7,500 |
| Star Charter School | Savannah, GA | Stars school initiative | $5,000 |
| Juvenile Diabetes Research Assocation | New York, NY | General | $3,500 |
| Dion's Dream Chicago | Chicago, IL | General | $3,000 |
| Denver Center for the Performing Arts | Denver, CO | General | $2,644 |
| Mountain Top Explorium | Breckenridge, CO | General | $2,600 |
| Burrow Neuro Institute | Phoenix, AZ | General | $2,500 |
| Cathderal High School | San Diego, CA | Sean doyle scholarship | $2,500 |
| Harm Reduction Center | Denver, CO | General | $2,500 |
| Kellogg School of Business | Chicago, IL | General | $2,500 |
| National Park Foundation | Baltimore, MD | General | $2,500 |
| Phoenix Symphony | Phoenix, AZ | General | $2,500 |
| Salvation Army | San Diego, CA | General | $2,500 |
| St Michaels Church | Chicago, IL | General | $2,500 |
| St Dunstans Church | Madison, WI | General | $2,500 |
| Immigrants Rising | San Francisco, CA | General | $2,000 |
| Mountain Community Foundation | Helena, MT | General | $2,000 |
| Narraganasett Boat Club | Providence, RI | General | $1,500 |
| Lymelight Foundation | Burlingame, CA | General | $1,400 |
| Center for Reproductive Rights | New York, NY | General | $1,000 |
| Chrysalis | Phoenix, AZ | General | $1,000 |
| Fesser and Friends | Seattle, WA | General | $1,000 |
| Mozilla Foundation | Pasadena, CA | General | $1,000 |
| Partners in Health | Frederick, MD | General | $1,000 |
| Partnership With Native Americans | Addison, TX | General | $1,000 |
| Philadelphia Animal Welfare Society (Paws) | Philadelphia, PA | General | $1,000 |
| Sacarmento Children's Home | Sacramento, CA | General | $1,000 |
| Safehouse Progressive Alliance | Boulder, CO | General | $1,000 |
| Snoqualmie Valley Food Bank | North Bend, WA | General | $1,000 |
| Un Crisis Relief | Washington, DC | Occupied palestinian territory | $1,000 |
| Woods Hole Oceanographic Institute | Woods Hole, MA | General | $1,000 |
| All Roads | Boulder, CO | General | $500 |
| Mosaic Film Experience | Grand Rapids, MI | General | $500 |
| New England Literature Program Univeristy of Michigan | Ann Arbor, MI | General | $500 |
| Range of Motion Project | Denver, CO | General | $500 |
| Special Spectators | Detroit, MI | General | $500 |
| The White Line | Boulder, CA | General | $500 |
| From K-1'S | Arlington Heights, IL | General | $36 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2024 | $531,280 | 48 |
| 2023 | $700,824 | 67 |
Sources
- IRS Form 990-PF, tax year 2024, filed Oct 28, 2025 - IRS e-file batch, object ID 202523019349100342
- IRS Tax Exempt Organization Search for EIN 36-4035204
- Profile updated Nov 5, 2026
Facts on this page come from the foundation's own IRS Form 990-PF filings as published by the IRS. Grantvello does not know whether a foundation is accepting proposals right now: a past grant is not an open opportunity. Always confirm current guidelines with the funder before applying.