Tamviv Foundation Inc is a private foundation based in Danville, California. Its 2024 filing reports grants to charitable organizations and individuals, with stated purposes including general-fund contributions, animal shelter support, and individual medical support.
Key facts about Tamviv Foundation Inc
In short: Tamviv Foundation Inc gave $92K across 16 grants in 2024 (avg $6K), top state California. Source: 2024 IRS Form 990-PF.
- EIN
- 87-3539482
- Latest 990 filing
- Form 990-PF, 2024
- Annual giving (2024)
- $92,005
- Grants made (2024)
- 16
- Average grant
- $5,750
- Median grant
- $2,756
- Total assets
- $1,822,057
- Primary geography
- California (19% of itemized 2024 grant dollars)
- Accepts unsolicited proposals
- No
- How to apply
- The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Full details ↓
Data from IRS Form 990-PF, 2024; updated September 2026. Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$1.8M
+82.7% YoY
Annual Giving
$92K
+20.8% YoY
Grant Count
16
+23.1% YoY
Avg Grant Size
$6K
-1.9% YoY
Under IRS private-foundation payout rules, Tamviv Foundation Inc reported a distributable amount of $70K for 2024 — the minimum it must pay out in qualifying distributions.
How Tamviv Foundation Inc gives
- 45% of 2024 grantees were also funded in 2023. Method
- In 2024 it paid out 328% of its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2024). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Grantmaking
In filing year 2024, the foundation gave 16 grants totaling $92,005. Grant amounts ranged from $50 to $39,821, with a median of $2,756. The largest grants included $39,821 to Elpida Shelter, $11,357 to Triantafyllidou At Thermi, $11,206 to EU Law Group, and $6,134 to Apollon Shelter Animal. Other listed grants included $5,036 to Vogli Elpis, $5,000 to Brendon Neuen for kidney disease research, and $5,000 to Dennis Neuen for leukemia treatment.
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Geographic Focus
Where this funder awards grants
For 2024 grant dollars, the filing reports 19% going to recipients in California, 1% to Kentucky, and less than 1% to Washington. It assigns 80% to “?”, without identifying a state.
Grant Distribution by State
Share of 2024 grant dollars across all 16 itemized grants.
Cities
Giving Over Time
Total grant dollars and number of grants per year
From 2022 to 2024, annual grant giving ranged from $22K (2022) to $92K (2024). In 2024 it made 16 grants totaling $92K.
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
The largest 2024 recipient was Elpida Shelter ($40K). Together the top 10 received $76K.
Organizations only. It also paid 5 grants to individuals ($15,676), which are not listed by name.
Grant Size Distribution
31 grants across all recorded years
The most common grant size was under $50K: 31 grants of 31 (100%).
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Elpida Shelter | Contribution to general fund. | $39,821 |
| Triantafyllidou At Thermi | Contribution to the general fund. | $11,357 |
| EU Law Group | Contribution to general fund. | $11,206 |
| Apollon Shelter Animal | Contribution to general fund. | $6,134 |
| Vogli Elpis Danville, CA | Contribution to General Fund | $5,036 |
| 5 grants to individuals Recipients not named | — | $15,676 |
| Pharmacie du Forum | Contribution to general fund. | $1,102 |
| Kentucky Colonels Foundation Louisville, KY | Contribution to general fund. | $850 |
| Bollinger Canyon Animal Hospital San Ramon, CA | Contribution to general fund. | $580 |
| Pet Food Express Oakland, CA | Contribution to general fund. | $121 |
Financial History
Multi-year comparison from IRS filings
| Filing year | Assets | Revenue | Expenses | Grants |
|---|---|---|---|---|
| 2024 | $1,822,057 | $1,029,219 | $231,692 | $92,005 (16 grants) |
| 2023 | $997,249 | $814,717 | $137,867 | $76,194 (13 grants) |
| 2022 | $309,247 | $183,600 | $37,219 | $22,100 (2 grants) |
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $1,822,057 | $997,249 | $309,247 |
| Revenue | $1,029,219 | $814,717 | $183,600 |
| Expenses | $231,692 | $137,867 | $37,219 |
| Qualifying Distributions | $230,609 | $137,510 | $37,219 |
| Net Investment Income | $177,439 | $25,842 | $6,850 |
| Distributable Amount | $70,300 | $21,929 | $8,126 |
Data update history
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2021–2024
Leadership & Key People
Leadership team and compensation from IRS filings
The 2024 filing lists Tam Truong as CEO and Vivian Wong as CFO.
Tamviv Foundation Inc is led by Tam Truong, CEO on every filing since 2021; none of the 2 officers listed in 2024 report compensation.
Officers on the 2024 filing
Tam Truong
CEO
On filings since 2021
No compensation reported
Vivian Wong
CFO
On filings since 2021
No compensation reported
Data from IRS Form 990 filings, 2021–2024. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Contact
Mailing address: 359 Paraiso Drive, Danville, CA 94526
Phone: (415) 292-2424
Frequently asked questions about Tamviv Foundation Inc
How much does Tamviv Foundation Inc give each year?
Tamviv Foundation Inc gave $92K across 16 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $76K across 13 grants.
What is Tamviv Foundation Inc's typical grant size?
Tamviv Foundation Inc's median grant in 2024 was $2,756, and its average grant was $5,750, across 16 grants on its 2024 IRS Form 990-PF.
Where does Tamviv Foundation Inc give grants?
Tamviv Foundation Inc's top state is California, with 19% of the grant dollars itemized on its 2024 IRS Form 990-PF.
Does Tamviv Foundation Inc give general operating support?
Yes: 63% of Tamviv Foundation Inc's 2024 grants with a stated purpose (10 of 16) were for general or operating support, per its 2024 IRS Form 990-PF.
Who are Tamviv Foundation Inc's largest grantees?
Tamviv Foundation Inc's largest 2024 grantees include Elpida Shelter ($39,821), Triantafyllidou At Thermi ($11,357) and EU Law Group ($11,206), according to its 2024 IRS Form 990-PF. It also paid 5 grants to individuals ($15,676), which are not listed by name. Together they received 68% of its itemized 2024 grant dollars.
How large is Tamviv Foundation Inc?
Tamviv Foundation Inc reported $1.8M in total assets on its 2024 IRS Form 990-PF. It paid out $231K in qualifying distributions that year, against a required minimum of $70K (roughly 5% of its investment assets).
How do I apply for a grant from Tamviv Foundation Inc?
The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Tamviv Foundation Inc's EIN?
Tamviv Foundation Inc's EIN (Employer Identification Number) is 87-3539482. IRS Form 990 filing data is available on this page for 2021–2024.
Does Tamviv Foundation Inc accept unsolicited proposals?
No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑
Data last updated September 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
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