Michael Antonov Charitable Foundation Inc
Invitation OnlyWoodbury, New York · EIN 47-1849235 · Private foundation
Half of its grants to organizations were between $50,000 and $307,500.
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
75% of grants went outside New York.
Grants paid in tax year 2024
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Entropy Software Foundation | Woodbury, NY | Donation | $1,350,000 |
| Foresite Institute | San Francisco, CA | Donation | $307,500 |
| Buck Institute for Research | Novato, CA | Donation | $200,000 |
| City of Smile USA Inc | Burlington, MA | Donation | $50,000 |
The return also lists 2 grants to individuals ($450,000). We do not publish the names of individual recipients.
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2024 | $2,357,500 | 6 |
| 2023 | $1,894,126 | 10 |
Sources
- IRS Form 990-PF, tax year 2024, filed Nov 17, 2025 - IRS e-file batch, object ID 202503219349105140
- IRS Tax Exempt Organization Search for EIN 47-1849235
- Profile updated Nov 6, 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.