The Frezados Masius Rieger Foundation
Historical FunderWinnetka, Illinois · EIN 92-0244624 · Private foundation
Half of its grants to organizations were between $1,000 and $5,000.
How to apply
The foundation filed the following application information (Form 990-PF Part XV, tax year 2025):
| Contact | KIMBERLY MASIUS |
|---|---|
| Address | 659 LINCOLN AVE, WINNETKA IL 60093 |
| Phone | 7736204665 |
| KIMFREZADOS@GMAIL.COM | |
| Form and materials | NO FORMAL APPLICATION |
| Deadlines | NONE |
| Restrictions | AWARDS LIMITED TO ORGANIZATIONS QUALIFYING UNDER IRC 501(C)(3) |
Copied as filed. Deadlines on a tax return describe the foundation's usual process; they are not confirmation of a current open cycle.
What it funds
Share of grant lines on the latest return, classified from the purpose each grant states.
Where it gives
62% of grants went outside Illinois.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Salisbury School | Salisbury, CT | General | $50,000 |
| Wings Program | Palatine, IL | General | $33,700 |
| North Shore Country Day School | Winnetka, IL | General | $17,500 |
| Hyde Park Day School | Chicago, IL | General | $15,000 |
| Pathways Early Education Center | Naples, FL | General | $10,000 |
| Naples Community Hospital | Naples, FL | General | $7,500 |
| The Winnetka Community House | Winnetka, IL | General | $6,500 |
| Navy Seal Foundation | Virginia, VA | General | $5,000 |
| Florida Gulf Coast University | Fort Meyers, FL | General | $5,000 |
| Women's Foundation of Collier Count | Naples, FL | General | $5,000 |
| The Housing Alliance | Naples, FL | General | $5,000 |
| Guadalupe Center | Immokalee, FL | General | $3,000 |
| Hathaway Brown School | Shaker Heights, OH | General | $2,500 |
| Winged Foot Scholarship Foundation | Naples, FL | General | $2,500 |
| Red Pine Camp Foundation | Minocqua, WI | General | $2,000 |
| The League Club Naples | Naples, FL | General | $2,000 |
| National Charity League | Winnetka, IL | General | $2,000 |
| New Trier Food Pantry | Winnetka, IL | General | $1,500 |
| Shelter for Abused Women Children | Naples, FL | General | $1,500 |
| The Archangel Fund for Collier | Naples, FL | General | $1,500 |
| Moorings Park Foundation | Naples, FL | General | $1,000 |
| Wasington University | St Louis, MO | General | $1,000 |
| Winnetka Park District | Winnetka, IL | General | $1,000 |
| Winnetka Public Library | Winnetka, IL | General | $1,000 |
| Chicago Community Trust | Chicago, IL | General | $1,000 |
| Union League Architecture Fund | Chicago, IL | General | $1,000 |
| Coer D'alene Sympony Orchestra | Coeur Dalene, ID | General | $500 |
| Cancer Research Center | Morton Grove, IL | General | $500 |
| Opera in Naples | Naples, FL | General | $500 |
The return also lists 11 grants to individuals ($20,875). We do not publish the names of individual recipients.
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $207,075 | 40 |
| 2024 | $197,275 | 31 |
| 2023 | $72,200 | 19 |
| 2022 | Unknown | 0 |
Sources
- IRS Form 990-PF, tax year 2025, filed Mar 24, 2026 - IRS e-file batch, object ID 202620839349100322
- IRS Tax Exempt Organization Search for EIN 92-0244624
- 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.