Peter H & Dana Gunn Winslow Foundation Inc

Private foundation · Grantmaker Dickerson, MD EIN: 87-3644485

Peter H & Dana Gunn Winslow Foundation Inc is a private foundation, based in Dickerson, MD. IRS filing data is available from 2021 through 2025. As of 2025, the organization holds $2.9M in total assets. In 2025, it awarded 2 grants totaling $65K. Net investment income was $11K.

Key facts about Peter H & Dana Gunn Winslow Foundation Inc

In short: Peter H & Dana Gunn Winslow Foundation Inc gave $65K across 2 grants in 2025 (avg $33K), mostly in District of Columbia. Source: 2025 IRS Form 990-PF.

EIN
87-3644485
Latest 990 filing
Form 990-PF, 2025
Annual giving (2025)
$65,000
Grants made (2025)
2
Average grant
$32,500
Median grant
$32,500
Total assets
$2,879,563
Primary geography
District of Columbia (100% 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

$2.9M

+55.1% YoY

Annual Giving

$65K

+116.7% YoY

Grant Count

2

+100.0% YoY

Avg Grant Size

$33K

+8.3% YoY

Under IRS private-foundation payout rules, Peter H & Dana Gunn Winslow Foundation Inc reported a distributable amount of $111K for 2025 — the minimum it must pay out in qualifying distributions.

How Peter H & Dana Gunn Winslow Foundation Inc gives

  • In 2025 it paid out 60% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. Method

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

Your AI grants department

Ready to take the next step with Peter H & Dana Gunn Winslow Foundation Inc?

Fully replaces Grant database subscriptions Instrumentl · Foundation Directory · GrantStation & similar

Geographic Focus

Where this funder awards grants

Grant Distribution by State

1state

Share of 2025 grant dollars across all 2 itemized grants.

Cities

Washington

Giving Over Time

Total grant dollars and number of grants per year

$0$20K$40K$60K$80K0 grants2021 0 grants2022 1 grant2023 1 grant2024 2 grants2025

From 2023 to 2025, annual grant giving ranged from $5K (2023) to $65K (2025). In 2025 it made 2 grants totaling $65K.

Grant Insights

How this funder distributes its grants

Top Recipients

Top 2 recipients in 2025

Bright Beginnings Inc: $45KBright Beginnings Inc$45KEverybody Wins DC: $20KEverybody Wins DC$20K

The largest 2025 recipient was Bright Beginnings Inc ($45K). Together the top 2 received $65K.

Grant Size Distribution

4 grants across all recorded years

4<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 4 grants of 4 (100%).

Giving History

Grant recipients and amounts by year

RecipientPurposeAmount
Bright Beginnings Inc Washington, DCProfessional development$45,000
Everybody Wins DC Washington, DCExpand literacy programming$20,000

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$200K$400K$600K$800K2021 2022 2023 2024 2025
Metric202520242023
Total Assets$2,879,563$1,857,125$1,058,449
Revenue$701,675$511,816$503,421
Expenses$66,794$31,895$6,527
Qualifying Distributions$66,652$31,817$6,491
Net Investment Income$11,395$10,224$5,618
Distributable Amount$111,232$65,092$27,491

Data update history

When this profile's IRS filing data changed on Grantable

  1. Updated Form 990-PF for fiscal year 2021 (received by the IRS May 4, 2022)
  2. Updated Form 990-PF for fiscal year 2022 (received by the IRS May 10, 2023)
  3. Updated Form 990-PF for fiscal year 2023 (received by the IRS May 9, 2024)
  4. Updated Form 990-PF for fiscal year 2024 (received by the IRS May 8, 2025)
  5. Added Form 990-PF for fiscal year 2025 (received by the IRS May 11, 2026)
  6. IRS filings on file for fiscal years 2021–2024

Leadership & Key People

Officers and directors from IRS filings

Peter H & Dana Gunn Winslow Foundation Inc is led by Peter H. Winslow, President Treasurer on every filing since 2021; none of the 4 officers listed in 2025 report compensation.

Officers on the 2025 filing

  • Peter H. Winslow

    President Treasurer

    On filings since 2021

    2 hrs/week

    No compensation reported

  • Anita Shirley

    Director

    On filings since 2021

    1 hr/week

    No compensation reported

  • Christopher Stephenson

    Vice President

    On filings since 2021

    1 hr/week

    No compensation reported

  • Dana Winslow

    Secretary

    On filings since 2021

    1 hr/week

    No compensation reported

Data from IRS Form 990 filings, 2021–2025. "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 Peter H & Dana Gunn Winslow Foundation Inc

How much does Peter H & Dana Gunn Winslow Foundation Inc give each year?

Peter H & Dana Gunn Winslow Foundation Inc gave $65K across 2 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $30K across 1 grant.

How large is Peter H & Dana Gunn Winslow Foundation Inc?

Peter H & Dana Gunn Winslow Foundation Inc reported $2.9M in total assets on its 2025 IRS Form 990-PF. It paid out $67K in qualifying distributions that year, against a required minimum of $111K (roughly 5% of its investment assets). Falling short in one year is not a violation: foundations have until the end of the next year to meet the minimum.

Where does Peter H & Dana Gunn Winslow Foundation Inc operate?

Peter H & Dana Gunn Winslow Foundation Inc has awarded grants in District of Columbia.

What is Peter H & Dana Gunn Winslow Foundation Inc's EIN?

Peter H & Dana Gunn Winslow Foundation Inc's EIN (Employer Identification Number) is 87-3644485. IRS Form 990 filing data is available on this page for 2021–2025.

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

Your AI grants department

Here's the math on researching Peter H & Dana Gunn Winslow Foundation Inc by hand.

Explore Open Grants

Browse active grant opportunities in Peter H & Dana Gunn Winslow Foundation Inc's focus areas in our free grants database

Similar Funders

Funders with grantees in common, and similar funders in Maryland

Venable Foundation Inc

Baltimore, MD

Venable Foundation supports nonprofits working in arts and culture, education, health, human services, legal services, the environment, workforce development, and youth impact, with particular interest in legal assistance and underserved communities. It typically gives about $10,000 per grant, primarily to organizations serving communities where Venable has major offices. Starting in 2027, new applicants may submit a Letter of Interest in Miami, Chicago, and Denver; the available information does not state whether unsolicited requests are accepted elsewhere.

Philanthropy, Voluntarism & Grantmaking

Assets

$466K

Grants

198

Total Given

$2.7M

The Ferris Family Foundation

Franconia, NH

The Ferris Family Foundation supports education, youth services, healthcare, homelessness, and general-purpose work, with most 2024 funding going to organizations in Washington, DC, Maryland, and Virginia. Its 42 grants ranged from $250 to $344,279, with a median of $1,750. It does not limit giving to preselected organizations; prospective applicants can contact Karen Beardsley, and no specific format or deadline is stated.

Assets

$8.0M

Grants

42

Total Given

$626K

The Hundt Family Foundation Inc

Chevy Chase, MD

Assets

$5.2M

Grants

9

Total Given

$243K

Max & Victoria Dreyfus Foundation Inc

Washington, DC

The Max & Victoria Dreyfus Foundation supports U.S.-based community nonprofits working in areas such as arts and culture, education, health, youth, and the environment, and may fund operating costs or specific projects. Typical grants are $1,000–$20,000, with no stated geographic preference within the United States, including its territories. It accepts requests through its application process.

Assets

$63.5M

Grants

269

Total Given

$2.4M

Nora Roberts Foundation

Glenn Dale, MD

The Nora Roberts Foundation prioritizes literacy and also supports the arts, children, social justice, and the environment. It gives mainly in Maryland and nearby parts of Pennsylvania, Virginia, West Virginia, and Washington, DC, while also making grants nationwide; typical grants are about $3,000–$5,000. Its 2025 filing says it funds preselected organizations only and does not accept unsolicited requests.

Assets

$118.6M

Grants

466

Total Given

$7.5M

The Graham Stretch Family Foundation

Wilmington, DE

The foundation’s 2024 grants supported varied causes, including education, arts, refugee services, bicycling, health research, and conservation, with recipients in Maryland, Washington, DC, New York, Minnesota, and Massachusetts. Grants ranged from $250 to $140,000, with a median of $2,500. It funds only preselected organizations and does not accept unsolicited requests.

Philanthropy, Voluntarism & Grantmaking

Assets

$7.1M

Grants

21

Total Given

$358K

United Way of the National Capital Area

Vienna, VA

United Way of the National Capital Area funds local nonprofits working on community health, youth opportunity, financial stability, and related needs such as food access, education, and employment. Its 2025 grants ranged from $5,048 to $515,285, with a median of $11,348, and supported organizations in Washington, D.C., parts of Virginia, and parts of Maryland; eligible nonprofits apply through an annual online partnership process.

Philanthropy, Voluntarism & Grantmaking

Assets

$48.8M

Grants

210

Total Given

$6.6M

Van WIE Family Foundation

Houston, TX

The Van Wie Family Foundation supports youth programs, faith-based organizations, food assistance, health services, and education, with most 2024 grant dollars going to Texas and others reaching organizations in several states. Its 24 grants ranged from $1,000 to $15,000, with a median of $3,750. It funds only preselected organizations and does not accept unsolicited requests.

Philanthropy, Voluntarism & Grantmaking

Assets

$1.3M

Grants

24

Total Given

$99K

Lainoff Family Foundation Inc

New York, NY

The foundation funds general charitable and educational purposes, with recent grants supporting education, housing stability, healthcare, food security, and homelessness services, primarily in Washington, DC, New York, Virginia, Tennessee, and Florida. Its 2025 grants ranged from $2,500 to $60,000, with a median of $15,000. It funds only preselected organizations and does not accept unsolicited requests.

Philanthropy, Voluntarism & Grantmaking

Assets

$9.3M

Grants

35

Total Given

$587K

Lucas Kaempfer Foundation Inc

McLean, VA

The foundation supports organizations working in hunger relief, homelessness and addiction services, environmental advocacy, arts, education, children’s services, and human rights. In 2025, grants ranged from $5,000 to $200,000, with a median of $25,000, mainly benefiting organizations in Washington, DC, New York, and Connecticut. It funds only preselected charities and does not accept unsolicited requests.

Philanthropy, Voluntarism & Grantmaking

Assets

$2.2M

Grants

15

Total Given

$633K

Annie E Casey Foundation Inc

Baltimore, MD

The Annie E. Casey Foundation funds U.S. nonprofits and other partners working to improve outcomes for children and young people, including family strengthening, child welfare, education, employment, community development and juvenile justice. In 2024, grants ranged from $50 to $1,185,000, with a median of $40,000. Grants are by invitation only; it does not accept unsolicited requests.

Assets

$2.3B

Grants

1,462

Total Given

$93.1M

The Harry and Jeanette Weinberg

Owings Mills, MD

The Harry and Jeanette Weinberg Foundation funds direct services, programs, general operations, and capital projects in housing, health, jobs, education, and aging for low-income and vulnerable people. Its 2024 grants had a median of $50,000; its Small Grants Program offers up to $50,000 over two years, with funding focused on Baltimore, Hawaiʻi, Israel, and Northeastern Pennsylvania. It awards grants by invitation only and does not accept unsolicited requests.

Assets

$1.8B

Grants

872

Total Given

$127.8M

More Funders in Maryland

Peter H & Dana Gunn Winslow Foundation Inc down — hundreds of funders to go?

Want AI to do this for you?