Harry and Helen Tassell Family Foundation
Historical FunderAntioch, California · EIN 26-1129404 · Private foundation
Half of its grants to organizations were between $1,750 and $5,000.
How to apply
The foundation filed the following application information (Form 990-PF Part XV, tax year 2025):
| Contact | THOMAS TASSELL |
|---|---|
| Address | 5012 ARROWHEAD COURT, ANTIOCH CA 94531 |
| Phone | 9257573195 |
| Form and materials | WRITTEN REQUEST EXPLAINING TYPE OF ORGANIZATION AND USE OF FUNDS |
| Deadlines | N/A |
| Restrictions | N/A |
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
0% of grants went outside California.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Delta Learning Center | Antioch, CA | Support | $20,000 |
| Antioch Historical Society | Antioch, CA | Support | $5,000 |
| Ghostlight Theatre | Brentwood, CA | Support | $5,000 |
| Carmel Art Association | Carmel, CA | Support | $5,000 |
| Sunset Cultural Center | Carmel, CA | Support | $2,500 |
| Antioch Rotary Club | Antioch, CA | Support | $1,750 |
| Bonita Valley Community Church | Bonita, CA | Support | $200 |
The return also lists 2 grants to individuals ($25,550). We do not publish the names of individual recipients.
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $65,000 | 9 |
| 2024 | $55,000 | 11 |
| 2023 | $45,000 | 8 |
Sources
- IRS Form 990-PF, tax year 2025, filed Apr 3, 2026 - IRS e-file batch, object ID 202600939349100000
- IRS Tax Exempt Organization Search for EIN 26-1129404
- Profile updated Nov 8, 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.