Rainbow Bridge Family Foundation

Private foundation · Grantmaker Palo Alto, CA EIN: 27-0601399

Rainbow Bridge Family Foundation is a private foundation, based in Palo Alto, CA. IRS filing data is available from 2021 through 2026. In 2026, it awarded 1 grant totaling $500.

Rainbow Bridge Family Foundation at a glance

In short: Rainbow Bridge Family Foundation gave $500 across 1 grant in 2026 (avg $500), mostly in California. Source: 2026 IRS Form 990-PF.

Annual giving (2026)
$500
-50.0% vs 2025
Grants made (2026)
1
+0.0% vs 2025
Average grant
$500
-50.0% vs 2025
Median grant
$500
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 Rainbow Bridge Family Foundation funds

How this funder distributes its grants

Top Recipients

Top recipient in 2026

San Francisco Food Bank: $500San Francisco Food Bank$500

The largest 2026 recipient was San Francisco Food Bank ($500).

Grant Size Distribution

8 grants across all recorded years

8<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 8 grants of 8 (100%).

Geographic Focus

Where this funder awards grants

Grant Distribution by State

1state

Share of the 2026 grant dollars on its one itemized grant.

States

Cities

San FranciscoCupertinoSan Jose

How Rainbow Bridge Family Foundation gives

  • Giving held roughly steady from 2023 to 2026 (+0%). Method
  • In 2026 it paid out well above 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$500$1K$1.5K$2K2 grants2021 3 grants2022 1 grant2023 2 grants2024 1 grant2025 1 grant2026

From 2021 to 2026, annual grant giving ranged from $500 (2023) to $2K (2022). In 2026 it made 1 grant totaling $500.

Grants by year

Grant recipients and amounts by year

RecipientPurposeAmount
San Francisco Food Bank San Francisco, CADonation to food bank$500
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Financial History

Multi-year comparison from IRS filings

Figures from IRS filings, by filing year
Filing yearTotal AssetsExpensesGrants paidGrantsQualifying DistributionsDistributable Amount
2026—$24,320$5001$3,158$100
2025$24,320$28,426$1,0001$23,515$1,516
2024$52,746$25,676$1,0002$23,425$3,034
2023$78,993$15,408$5001$14,632$3,884
2022$91,113$13,904$1,7503$13,181$4,523
2021$104,651$10,628$1,5002—$5,239

Under IRS private-foundation payout rules, Rainbow Bridge Family Foundation reported a distributable amount of $100 for 2026 — the minimum it must pay out in qualifying distributions.

Leadership & Key People

Officers and directors from IRS filings

Rainbow Bridge Family Foundation is led by Lan Zhang, CEO on every filing since 2021; none of the 2 officers listed in 2026 report compensation.

Officers on the 2026 filing

  • Lan Zhang

    CEO

    On filings since 2021

    4 hrs/week

    No compensation reported

  • Ling Ma

    CFO

    On filings since 2021

    4 hrs/week

    No compensation reported

Data from IRS Form 990 filings, 2021–2026. "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 Rainbow Bridge Family Foundation

How much does Rainbow Bridge Family Foundation give each year?

Rainbow Bridge Family Foundation gave $500 across 1 grant in 2026, according to its 2026 IRS Form 990-PF. In 2025 it gave $1K across 1 grant.

Where does Rainbow Bridge Family Foundation operate?

Rainbow Bridge Family Foundation has awarded grants in California.

How much is Rainbow Bridge Family Foundation required to give away each year?

Private foundations must generally distribute about 5% of their assets annually. For 2026, Rainbow Bridge Family Foundation reported a distributable amount of $100 on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.

What is Rainbow Bridge Family Foundation's EIN?

Rainbow Bridge Family Foundation's EIN (Employer Identification Number) is 27-0601399. IRS Form 990 filing data is available on this page for 2021–2026.

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 August 12, 2026)
  2. IRS filings on file for fiscal years 2021–2025

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

Figures come from Rainbow Bridge 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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