Funding search · EIN 546669190 · Alexandria, VA
Philip Stephenson Foundation
A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.
- 52
- grants reported
- $1.8M
- total given
- 2022–2024
- filing years
- $10,000
- median grant
Based on grants this organization reported to the IRS for tax years 2022–2024. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
What they fund
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Funding pattern
What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.
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4 grants matching “pristine” · $645,000
- $200,000
National Geographic Society · Washington, DC · 2024
National geographic pristine seas program
- $210,000
National Geographic Society · Washington, DC · 2023
National geographic pristine seas program
- $200,000
Ngs Pristine Seas · Washington, DC · 2022
National geographic pristine seas program
- $35,000
National Geographic Society · Washington, DC · 2022
National geographic pristine seas program
Top recipients
Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.
- National Geographic Society3 grants · $445,000
- Ocean Exploration Trust3 grants · $300,000
- The Explorers Club3 grants · $212,025
- Ngs Pristine Seas1 grant · $200,000
- The Leatherback Project3 grants · $162,600
- The Oo Project3 grants · $150,000
- Sssas Saints Fund3 grants · $72,500
- The Langley School3 grants · $55,000
- Ocean Conservancy1 grant · $25,000
- Kito Impact Foundation1 grant · $25,000
Giving over time
Grant history
All 52 reported grants, largest first.
- $210,000
National Geographic Society · Washington, DC · 2023
National geographic pristine seas program
- $200,000
National Geographic Society · Washington, DC · 2024
National geographic pristine seas program
- $200,000
Ngs Pristine Seas · Washington, DC · 2022
National geographic pristine seas program
- $100,000
Ocean Exploration Trust · New London, CT · 2024
Ocean exploration
- $100,000
Ocean Exploration Trust · New London, CT · 2023
Ocean exploration
- $100,000
Ocean Exploration Trust · New London, CT · 2022
Ocean exploration
- $77,000
The Leatherback Project · Norfolk, MD · 2024
General support
- $75,600
The Leatherback Project · Norfolk, MD · 2022
General support
- $75,025
The Explorers Club · New York, NY · 2024
General support
- $68,500
The Explorers Club · New York, NY · 2023
General support
- $68,500
The Explorers Club · New York, NY · 2022
General support
- $50,000
The Oo Project · Los Altos, CA · 2024
Conservation and science
- $50,000
The Oo Project · Los Altos, CA · 2023
Conservation and science
- $50,000
The Oo Project · Los Altos, CA · 2022
Conservation and science
- $35,000
National Geographic Society · Washington, DC · 2022
National geographic pristine seas program
- $25,000
Sssas Saints Fund · Alexandria, VA · 2024
General support
- $25,000
Kito Impact Foundation · Bainbridge, WA · 2023
General support
- $25,000
Sssas Saints Fund · Alexandria, VA · 2023
General support
- $25,000
Ocean Conservancy · Washington, DC · 2022
Icc conference
- $22,500
Sssas Saints Fund · Alexandria, VA · 2022
General support
- $22,000
The Langley School · McLean, VA · 2022
Education
- $16,500
The Langley School · McLean, VA · 2024
Education
- $16,500
The Langley School · McLean, VA · 2023
Education
- $11,000
The Ocean Foundation · Washington, DC · 2024
General support
- $11,000
The Ocean Foundation · Washington, DC · 2023
General support
- $10,000
Legacy Philanthropy Works · Santa Barbara, CA · 2024
Catch together general operations
- $10,000
National Marine Sanctuary Foundation · Silver Spring, MD · 2024
Preserve, protect and promote america's underwater treasures
- $10,000
St Stephen · Alexandria, VA · 2024
General support
- $10,000
Birdscaribbean · Natick, MD · 2023
Susgren - connecting youths and nature
- $10,000
The Leatherback Project · Norfolk, MD · 2023
General support
- $10,000
Birdscaribbean · Natick, MD · 2022
Susgren - connecting youths and nature
- $10,000
Episcopal High School · Alexandria, VA · 2022
Education
- $10,000
International Rescue Committee · New York, NY · 2022
Support for ukraine relief effort
- $10,000
The Jed Foundation · New York, NY · 2022
General support
- $10,000
World Central Kitchen · Washington, DC · 2022
Support for ukraine relief effort
- $7,500
National Marine Sanctuary Foundation · Silver Spring, MD · 2023
Preserve, protect and promote america's underwater treasures
- $5,000
Inova Alexandria Hospital Foundation · Fairfax, VA · 2024
General support
- $5,000
Institute of World Politics · Washington, DC · 2024
General support
- $5,000
Oceans Caucus Foundation · Isle of Palms, SC · 2024
General support
- $5,000
American Friends of Magen David Adom · New York, NY · 2023
General support
- $5,000
Inova Health Foundation · Fairfax, VA · 2023
General support
- $5,000
Oceans Caucus Foundation · Isle of Palms, SC · 2023
General support
- $5,000
Inova Alexandria Hospital Foundation · Falls Church, VA · 2022
Support inova alexandria hospital
- $5,000
National Marine Sanctuary Foundation · Silver Spring, MD · 2022
Preserve, protect and promote america's underwater treasures
- $5,000
Nova Ukraine · Stanford, CA · 2022
Support for ukraine relief effort
- $5,000
Oceans Caucus Foundation · Isle of Palms, SC · 2022
General support
- $3,600
Biodiversity Funders Group · San Francisco, CA · 2024
General support
- $3,600
Biodiversity Funders Group · San Francisco, CA · 2023
General support
- $3,600
Biodiversity Funders Group · San Francisco, CA · 2022
General support
- $2,000
Ngs Lee Berger · Alexandria, VA · 2023
General support
- $1,000
John'S Hopkins · Baltimore, MD · 2024
General support
- $400
St Jude Childrens Hospital · Alexandria, VA · 2024
General support
Who else funds this kind of work
Same state
- US Committee for Refugees and429 grants · $685.5M
- Donors Trust2,393 grants · $871.1M
- George Mason University Foundation46 grants · $399.9M
Similar purposes
- Silicon Valley Community Foundation10,471 grants · $10.10B
- Gs Donor Advised Philanthropy Fund19,135 grants · $6.79B
- Bill & Melinda Gates Foundation13,441 grants · $18.24B
Similar grant size
- The Ayco Charitable Foundation15,303 grants · $2.05B
- Paypal Charitable Giving Fund32,081 grants · $1.40B
- Seattle Foundation14,012 grants · $457.3M
Grants already paid are the record; PaperOrbit reads your paper and finds the funders whose record matches it — then explains why.
Search funders like this oneSource: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.

