Thomas & Margaret Tan Family Foundation
Historical FunderHamilton, New York · EIN 94-3381136 · Private foundation
Half of its grants to organizations were between $1,000 and $13,000.
How to apply
The foundation filed the following application information (Form 990-PF Part XV, tax year 2025):
| Contact | ERNEST P TAN |
|---|---|
| Address | 7015 PAYNE ST, HAMILTON NY 133346225 |
| Phone | 6507033484 |
| Form and materials | NO REQUIRED FORMAT. WRITTEN REQUEST ONLY. |
| Deadlines | N/A |
| Restrictions | IRC SECTION 501 (C)(3) ORGANIZATIONS. |
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
85% of grants went outside New York.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Stanford University | Stanford Ca, CA | Unrestricted grant for education purposes. | $20,000 |
| Colgate University | Hamilton, NY | Unrestricted grant for education purposes. | $13,000 |
| Bellarmine College Preparatory | San Jose, CA | Unrestricted grant for education purposes. | $3,000 |
| St Baldrick's Foundation | Monrovia, CA | Unrestricted grant for education purposes. | $1,200 |
| Addiction Ed Society | San Mateo, CA | Unrestricted grant for providing a life-time of healing for families who have been forever changed by trauma and loss. | $1,000 |
| Low Country Land Trust | Charleston, SC | Unrestricted grant for general public purposes. | $1,000 |
| Our Lady of Mercy Community Outreac | John Island, SC | Unrestricted grant for general public purposes. | $1,000 |
The return also lists 2 grants to individuals ($7,000). We do not publish the names of individual recipients.
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $47,200 | 9 |
| 2024 | $39,378 | 7 |
| 2023 | $40,700 | 8 |
Sources
- IRS Form 990-PF, tax year 2025, filed May 12, 2026 - IRS e-file batch, object ID 202631329349100138
- IRS Tax Exempt Organization Search for EIN 94-3381136
- 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.