Otto Huang Foundation

Private foundation · Grantmaker Foster City, CA EIN: 20-4793731

The OTTO HUANG FOUNDATION is a private foundation based in Foster City, California. Its 2025 filing reports grants to California organizations for education, culture, and community purposes.

Key facts about Otto Huang Foundation

In short: Otto Huang Foundation gave $10K across 14 grants in 2025 (avg $737.143), mostly in California. Source: 2025 IRS Form 990-PF.

EIN
20-4793731
Latest 990 filing
Form 990-PF, 2025
Annual giving (2025)
$10,320
Grants made (2025)
14
Average grant
$737
Median grant
$620
Total assets
$8,576
Primary geography
California (100% of itemized 2025 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, 2025; updated September 2026. Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.

Financial Overview

From 2025 IRS Form 990-PF · View filing

Total Assets

$9K

-39.4% YoY

Annual Giving

$10K

+105.6% YoY

Grant Count

14

+16.7% YoY

Avg Grant Size

$737.143

+76.2% YoY

How Otto Huang Foundation gives

  • 57% of 2025 grantees were also funded in 2024. Method
  • Giving held roughly steady from 2022 to 2025 (−7%). Method

Estimate from itemized grant lists in IRS Form 990-PF filings (2025). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.

Research compiled by Grantable AI from public sources. Last updated September 2026.

Mission & Focus Areas

The foundation’s 2024 filing describes activities intended to encourage teenagers’ involvement in school clubs and community service, promote leadership, and foster teamwork, charitable concern, social consciousness, and interest in technology and the arts, sports, sciences, and environmental issues.

Its 2025 grants were designated for education, culture, and community purposes.

Grantmaking

In 2025, the foundation gave $10,320 through 14 grants. Grant amounts ranged from $200 to $1,600, with a median of $620.

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Geographic Focus

Where this funder awards grants

All grant dollars reported for 2025 went to recipients in California.

Grant Distribution by State

2states

Share of 2025 grant dollars across all 14 itemized grants.

Cities

San JoseSaratogaMilpitasSan FranciscoFoster CitySunnyvaleCupertinoFremontSan MateoCastro ValleyPleasantonSacrementoSan LeandroWashington

Giving Over Time

Total grant dollars and number of grants per year

$0$5K$10K$15K4 grants2020 3 grants2021 14 grants2022 10 grants2023 12 grants2024 14 grants2025

From 2020 to 2025, annual grant giving ranged from $2K (2020) to $11K (2022). In 2025 it made 14 grants totaling $10K.

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2025

Jaacuc: $2KJaacuc$2KSinoahf: $2KSinoahf$2KTCSF: $1KTCSF$1KTcaat: $1KTcaat$1KAcws: $880Acws$880DTCC: $800DTCC$800Sfbalc: $620Sfbalc$620Taamp: $620Taamp$620Anccs: $500Anccs$500Sandong Association: $300Sandong Association$300

The largest 2025 recipient was Jaacuc ($2K). Together the top 10 received $9K.

Grant Size Distribution

53 grants across all recorded years

53<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 53 grants of 53 (100%).

Giving History

Grant recipients and amounts by year

RecipientPurposeAmount
Jaacuc San Jose, CAEducation$1,600
Sinoahf San Jose, CACulture$1,500
TCSF San Francisco, CAEducation$1,450
Tcaat Sunnyvale, CAEducation$1,100
Acws San Francisco, CACulture$880
DTCC Saratoga, CA501C3 Culture$800
Sfbalc San Jose, CACommunity$620
Taamp San Mateo, CACulture$620
Anccs Milpitas, CAEducation$500
Sandong Association San Mateo, CAEducation 501C3$300

Financial History

Multi-year comparison from IRS filings

Filing year Assets Revenue Expenses Grants
2025 $8,576 $11,000 $16,580 $10,320
2024 $14,156 $10,000 $6,395 $5,020
2023 $11,576 $10,000 $8,730 $7,450
Revenue
Expenses
Qualifying Distributions
$0$5K$10K$15K$20K2020 2021 2022 2023 2024 2025
Metric202520242023
Total Assets$8,576$14,156$11,576
Revenue$11,000$10,000$10,000
Expenses$16,580$6,395$8,730
Qualifying Distributions—$5,020$7,450

Data update history

When this profile's IRS filing data changed on Grantable

  1. Updated Form 990-PF for fiscal year 2020 (received by the IRS November 9, 2021)
  2. Updated Form 990-PF for fiscal year 2021 (received by the IRS November 14, 2022)
  3. Updated Form 990-PF for fiscal year 2022 (received by the IRS September 28, 2023)
  4. Updated Form 990-PF for fiscal year 2023 (received by the IRS October 23, 2024)
  5. Updated Form 990-PF for fiscal year 2024 (received by the IRS August 29, 2025)
  6. Updated Form 990-PF for fiscal year 2025 (received by the IRS April 10, 2026)
  7. IRS filings on file for fiscal years 2020–2025

Leadership & Key People

Leadership team and compensation from IRS filings

The 2025 filing lists Grace Huang as president and CFO, and Dennis Huang as secretary.

Otto Huang Foundation is led by Grace Huang, President & CFO on every filing since 2020; none of the 2 officers listed in 2025 report compensation.

Officers on the 2025 filing

  • Grace Huang

    President & CFO

    On filings since 2020

    No compensation reported

  • Dennis Huang

    Secretary

    On filings since 2020

    No compensation reported

Data from IRS Form 990 filings, 2020–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Contact

Mailing address: 139 Port Royal Ave, Foster City, CA 94404

Frequently asked questions about Otto Huang Foundation

How much does Otto Huang Foundation give each year?

Otto Huang Foundation gave $10K across 14 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $5K across 12 grants.

What is Otto Huang Foundation's typical grant size?

Otto Huang Foundation's median grant in 2025 was $620, and its average grant was $737, across 14 grants on its 2025 IRS Form 990-PF.

Where does Otto Huang Foundation give grants?

Otto Huang Foundation gives mostly in California: 100% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The most frequent recipient cities were San Jose, CA (4 grants), San Francisco, CA (3 grants) and San Mateo, CA (2 grants).

Does Otto Huang Foundation give general operating support?

Not in 2025: none of the 14 grants with a stated purpose on Otto Huang Foundation's 2025 IRS Form 990-PF were described as general or operating support. Recurring purposes include "Culture" (6 grants) and "Education" (5 grants).

Who are Otto Huang Foundation's largest grantees?

Otto Huang Foundation's largest 2025 grantees include Jaacuc ($1,600), Sinoahf ($1,500) and TCSF ($1,450), according to its 2025 IRS Form 990-PF. Together they received 44% of its itemized 2025 grant dollars.

How large is Otto Huang Foundation?

Otto Huang Foundation reported $9K in total assets on its 2025 IRS Form 990-PF. Its revenue that year was $11K.

What does Otto Huang Foundation fund?

The foundation’s 2024 filing describes activities intended to encourage teenagers’ involvement in school clubs and community service, promote leadership, and foster teamwork, charitable concern, social consciousness, and interest in technology and the arts, sports, sciences, and environmental issues. See mission & focus areas ↑

How do I apply for a grant from Otto Huang Foundation?

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 Otto Huang Foundation's EIN?

Otto Huang Foundation's EIN (Employer Identification Number) is 20-4793731. IRS Form 990 filing data is available on this page for 2020–2025.

Does Otto Huang Foundation 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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