The Mortimer & Barbara Klaus Family Foundation
Invitation OnlyBoca Raton, Florida · EIN 20-5747828 · Private foundation
Grants paid (2024)$183K
Organizations funded35
Typical grant$2,500
Total assets$4.6M
Half of its grants to organizations were between $2,090 and $5,000.
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
94% of grants went outside Florida.
Grants paid in tax year 2024
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Maimonides Medical Center | Brooklyn, NY | General fund | $25,000 |
| Saj | New York, NY | General fund | $18,000 |
| Temple Emanuel | Winstonsalem, NC | General fund | $18,000 |
| Congregation Beth David | Amenia, NY | General fund | $11,400 |
| Sharon Hospital | Sharon, CT | General fund | $10,000 |
| Winston-Salem Uja | Greensboro, NC | General fund | $10,000 |
| Park Avenue Synagogue | New York, NY | General fund | $9,919 |
| Second Harvest Food Bank of Northwest Nc | Winstonsalem, NC | General fund | $5,000 |
| Sheffield Kiwanis Foundation | Sheffield, MA | General fund | $5,000 |
| National Alliance on Mental Illness of NYC (Nami-Nyc) | New York, NY | General fund | $5,000 |
| City Harvest Donor Systems | Brooklyn, NY | General fund | $5,000 |
| Jewish Federation of South Palm Beach County | Boca Raton, FL | General fund | $5,000 |
| Mazon | Los Angeles, CA | General fund | $5,000 |
| Memorial Sloan Kettering Cancer Center | New York, NY | General fund | $5,000 |
| World Central Kitchen | Washingtond, DC | General fund | $5,000 |
| Alzheimer's Association - Greater Illinois Chapter | Chicago, IL | General fund | $2,500 |
| Sharon Ambulance Fund | Sharon, CT | General fund | $2,500 |
| Sharon Fire Department Inc | Sharon, CT | General fund | $2,500 |
| The Food Pantry | Amenia, NY | General fund | $2,500 |
| Westside Campaign Against Hunger | New York, NY | General fund | $2,500 |
| American Red Cross | Boone, IA | General fund | $2,500 |
| Children's Home Society of Nc | Greensboro, NC | General fund | $2,500 |
| Chore Service | Salisbury, CT | General fund | $2,500 |
| Habitat for Humanity of Forsyth County | Winstonsalem, NC | General fund | $2,500 |
| Lakeville Pony Club | Millbrook, NY | General fund | $2,500 |
| Corner Food Pantry Inc (The) | Lakeville, CT | General fund | $2,500 |
| Congregation B'nai Israel | Millburn, NJ | General fund | $2,090 |
| Mental Health Assoc of Forsyth County | Winstonsalem, NC | General fund | $2,000 |
| Project Sage | Lakeville, CT | General fund | $1,800 |
| Pap Corp | Deerfield Beach, FL | General fund | $1,800 |
| Great Barrington Public Theater | Taconic, CT | General fund | $1,500 |
| Sharon Day Care | Sharon, CT | General fund | $1,000 |
| Sharon Historical Society | Sharon, CT | General fund | $1,000 |
| The Hotchkiss Library of Sharon | Sharon, CT | General fund | $1,000 |
| New York Law School | New York, NY | General fund | $1,000 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2024 | $183,009 | 35 |
| 2023 | $191,408 | 32 |
| 2022 | $187,008 | 27 |
Sources
- IRS Form 990-PF, tax year 2024, filed Mar 12, 2026 - IRS e-file batch, object ID 202610709349100031
- IRS Tax Exempt Organization Search for EIN 20-5747828
- 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.