Wei Family Foundation

Private foundation · Grantmaker Los Altos, CA EIN: 20-2753474

Wei Family Foundation is a private foundation, based in Los Altos, CA. IRS filing data is available from 2020 through 2026. As of 2026, the organization holds $400K in total assets. In 2026, it awarded 2 grants totaling $2K. Net investment income was $9K.

Wei Family Foundation at a glance

In short: Wei Family Foundation gave $2K across 2 grants in 2026 (avg $895), mostly in California. Source: 2026 IRS Form 990-PF.

Annual giving (2026)
$1,790
-5.8% vs 2025
Grants made (2026)
2
+0.0% vs 2025
Average grant
$895
-5.8% vs 2025
Median grant
$895
Total assets
$400,184
-17.5% vs 2025
Primary geography
California (100% of itemized 2026 grant dollars)
Latest 990 filing
Form 990-PF, 2026 View filing

Data from IRS Form 990-PF, 2026; updated September 2026.

Who Wei Family Foundation funds

How this funder distributes its grants

Top Recipients

Top 2 recipients in 2026

Buddhisttzu: $900Buddhisttzu$900Second Harvest Food Bank: $890Second Harvest Food Bank$890

The largest 2026 recipient was Buddhisttzu ($900). Together the top 2 received $2K.

Grant Size Distribution

10 grants across all recorded years

10<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 10 grants of 10 (100%).

Geographic Focus

Where this funder awards grants

Grant Distribution by State

1state

Share of 2026 grant dollars across all 2 itemized grants.

States

Cities

San DimasSan JoseSanta Clara

How Wei Family Foundation gives

  • Giving grew 49% from 2023 to 2026. Method
  • In 2026 it paid out 207% of its IRS minimum distribution (the 5% rule). Method

From the foundation's IRS Form 990-PF filings. Methodology.

Giving History

Giving Over Time

Total grant dollars and number of grants per year

$0$1K$2K$3K$4K3 grants2020 2 grants2021 2 grants2022 2 grants2023 2 grants2024 2 grants2025 2 grants2026

From 2020 to 2026, annual grant giving ranged from $1K (2021) to $4K (2020). In 2026 it made 2 grants totaling $2K.

Grants by year

Grant recipients and amounts by year

RecipientPurposeAmount
Buddhisttzu San Dimas, CATo cultivate sincerity, integrity, faith, and honesty within while exercising kindness, compassion, joy, and selflessness to humanity through concrete actions.$900
Second Harvest Food Bank San Jose, CAFor providing food for people in need in our community.$890
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Financial History

Multi-year comparison from IRS filings

Figures from IRS filings, by filing year
Filing yearTotal AssetsRevenueExpensesGrants paidGrantsQualifying DistributionsNet Investment IncomeDistributable Amount
2026$400,184$8,688$88,950$1,7902$73,599$8,688$35,574
2025$485,298$14,400$63,548$1,9012$60,793$1,949$39,065
2024$527,650$2,794$80,933$1,8002$66,315$2,827$31,714
2023$614,808$3,489$62,991$1,2002$62,230$3,508$30,393
2022$665,281$170,771$43,507$1,6002$44,366$132,987$32,950
2021$539,059$6,000$37,054$1,2002—$6,000$27,486
2020$569,105$138,650$51,602$3,7003—$138,650$19,300

Under IRS private-foundation payout rules, Wei Family Foundation reported a distributable amount of $36K for 2026 — the minimum it must pay out in qualifying distributions.

Leadership & Key People

Officers and directors from IRS filings

Wei Family Foundation is led by Feng Wei, CEO on every filing since 2020; none of the 2 officers listed in 2026 report compensation.

Officers on the 2026 filing

  • Feng Wei

    CEO

    On filings since 2020

    4 hrs/week

    No compensation reported

  • Lin Li

    Secretary

    On filings since 2020

    4 hrs/week

    No compensation reported

Data from IRS Form 990 filings, 2020–2026. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Frequently asked questions about Wei Family Foundation

How much does Wei Family Foundation give each year?

Wei Family Foundation gave $2K across 2 grants in 2026, according to its 2026 IRS Form 990-PF. In 2025 it gave $2K across 2 grants.

How large is Wei Family Foundation?

Wei Family Foundation reported $400K in total assets on its 2026 IRS Form 990-PF. It paid out $74K in qualifying distributions that year, against a required minimum of $36K (roughly 5% of its investment assets).

Where does Wei Family Foundation operate?

Wei Family Foundation has awarded grants in California.

What is Wei Family Foundation's EIN?

Wei Family Foundation's EIN (Employer Identification Number) is 20-2753474. IRS Form 990 filing data is available on this page for 2020–2026.

Data last updated September 2026. Sourced from IRS Form 990-PF filings.

Data update history

(2)

When this profile's IRS filing data changed on Grantable

  1. Added Form 990-PF for fiscal year 2026 (received by the IRS July 27, 2026)
  2. IRS filings on file for fiscal years 2020–2025

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The filing figures on this page are open data under CC BY 4.0. About GrantGraph Open

Figures come from Wei Family Foundation's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.

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