Sunlin and Priscilla Chou Foundation

Private foundation · Grantmaker Battle Ground, WA EIN: 20-3709951

Sunlin and Priscilla Chou Foundation is a private foundation, based in Battle Ground, WA. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $17.0M in total assets. In 2025, it awarded 3 grants totaling $907K. Net investment income was $214K.

Key facts about Sunlin and Priscilla Chou Foundation

In short: Sunlin and Priscilla Chou Foundation gave $907K across 3 grants in 2025 (avg $302K), mostly in Massachusetts. Source: 2025 IRS Form 990-PF.

EIN
20-3709951
Latest 990 filing
Form 990-PF, 2025
Annual giving (2025)
$907,334
Grants made (2025)
3
Average grant
$302,445
Median grant
$285,000
Total assets
$17,027,133
Primary geography
Massachusetts (63% of itemized 2025 grant dollars)

Data from IRS Form 990-PF, 2025; updated September 2026.

Financial Overview

From 2025 IRS Form 990-PF · View filing

Total Assets

$17.0M

+22.0% YoY

Annual Giving

$907K

+9.6% YoY

Grant Count

3

+0.0% YoY

Avg Grant Size

$302K

+9.6% YoY

Under IRS private-foundation payout rules, Sunlin and Priscilla Chou Foundation reported a distributable amount of $674K for 2025 — the minimum it must pay out in qualifying distributions.

How Sunlin and Priscilla Chou Foundation gives

  • Giving fell 33% from 2022 to 2025. Method
  • In 2025 it paid out 135% of its IRS minimum distribution (the 5% rule). Method

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

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

4states

Share of all 3 itemized 2025 grant dollars.

Cities

CambridgeSeattleStanfordHanover

Giving Over Time

Total grant dollars and number of grants per year

$0$500K$1M$1.5M4 grants20203 grants20215 grants20224 grants20233 grants20243 grants2025

From 2020 to 2025, annual grant giving ranged from $828K (2024) to $1.3M (2022). In 2025 it made 3 grants totaling $907K.

Grant Insights

How this funder distributes its grants

Top Recipients

Top 3 recipients in 2025

Massachusetts Institute of Technology: $572KMassachusetts Institute ofTechnology$572KStanford University: $285KStanford University$285KUniversity of Washington Foundation: $50KUniversity of WashingtonFoundation$50K

The largest 2025 recipient was Massachusetts Institute of Technology ($572K). Together the top 3 received $907K.

Grant Size Distribution

18 grants across all recorded years

<$50K6$50–100K1$100–250K7$250–500K4$500K–1M$1–5M$5M+

The most common grant size was in the $250–500K range: 7 grants of 18 (39%).

Giving History

Grant recipients and amounts by year

RecipientPurposeAmount
Massachusetts Institute of Technology Cambridge, MATransformative Research Fund$572,334
Stanford University Stanford, CAEndowed Professorship$285,000
University of Washington Foundation Seattle, WAJustice Equity Diversity Inclusion Fund$50,000

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$5M$10M$15M202020212022202320242025
Metric202520242023
Total Assets$17,027,133$13,951,200$18,031,515
Revenue$125,564$195,139$868,735
Expenses$940,424$861,336$1,041,433
Qualifying Distributions$909,822$829,322$1,003,742
Net Investment Income$213,852$386,179$536,947
Distributable Amount$673,595$909,762$831,444

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 February 7, 2021)
  2. Updated Form 990-PF for fiscal year 2021 (received by the IRS July 1, 2022)
  3. Updated Form 990-PF for fiscal year 2022 (received by the IRS January 16, 2023)
  4. Updated Form 990-PF for fiscal year 2023 (received by the IRS February 3, 2024)
  5. Updated Form 990-PF for fiscal year 2024 (received by the IRS February 8, 2025)
  6. Updated Form 990-PF for fiscal year 2025 (received by the IRS February 13, 2026)
  7. IRS filings on file for fiscal years 2020–2025

Leadership & Key People

Officers and directors from IRS filings

Sunlin and Priscilla Chou Foundation is led by Sunwen Chou, President on every filing since 2020; none of the 3 officers listed in 2025 report compensation.

Officers on the 2025 filing

  • Sunwen Chou

    President

    On filings since 2020

    2 hrs/week

    No compensation reported

  • Emily Wong

    Director

    On filings since 2020

    0.5 hrs/week

    No compensation reported

  • Priscilla Chou

    Secretary

    On filings since 2020

    2 hrs/week

    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.

Frequently asked questions about Sunlin and Priscilla Chou Foundation

How much does Sunlin and Priscilla Chou Foundation give each year?

Sunlin and Priscilla Chou Foundation gave $907K across 3 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $828K across 3 grants.

What is Sunlin and Priscilla Chou Foundation's typical grant size?

Sunlin and Priscilla Chou Foundation's median grant in 2025 was $285,000, and its average grant was $302,445, across 3 grants on its 2025 IRS Form 990-PF.

Where does Sunlin and Priscilla Chou Foundation give grants?

Sunlin and Priscilla Chou Foundation gives mostly in Massachusetts: 63% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest states were California (31%) and Washington (6%).

Does Sunlin and Priscilla Chou Foundation give general operating support?

Not in 2025: none of the 3 grants with a stated purpose on Sunlin and Priscilla Chou Foundation's 2025 IRS Form 990-PF were described as general or operating support.

How large is Sunlin and Priscilla Chou Foundation?

Sunlin and Priscilla Chou Foundation reported $17.0M in total assets on its 2025 IRS Form 990-PF. It paid out $910K in qualifying distributions that year, against a required minimum of $674K (roughly 5% of its investment assets).

What is Sunlin and Priscilla Chou Foundation's EIN?

Sunlin and Priscilla Chou Foundation's EIN (Employer Identification Number) is 20-3709951. IRS Form 990 filing data is available on this page for 2020–2025.

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

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