Funding search · EIN 776071337 · Washington, DC
R Michael Tanner Irrv Charitable Tr 032391
A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.
- 97
- grants reported
- $159,900
- total given
- 2022–2025
- filing years
- $1,000
- median grant
Based on grants this organization reported to the IRS for tax years 2022–2025. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
What they fund
Full IRS filings ↗How this is builtReport an error
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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Top recipients
Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.
- Smithsonian Institution4 grants · $36,000
- Weta4 grants · $20,000
- John F Kennedy Center3 grants · $12,000
- Phillips Collection4 grants · $11,500
- American Red Cross4 grants · $8,000
- Planned Parenthood of Greater Wash3 grants · $6,500
- University of Illinois Foundation4 grants · $6,000
- Arena Stage4 grants · $6,000
- Marlow Guitar International4 grants · $5,050
- Stanford University Engineering4 grants · $5,000
Giving over time
Grant history
All 97 reported grants, largest first.
- $9,000
Smithsonian Institution · Washington, DC · 2025
Program Support
- $9,000
Smithsonian Institution · Washington, DC · 2024
Program Support
- $9,000
Smithsonian Institution · Washington, DC · 2023
Program Support
- $9,000
Smithsonian Institution · Washington, DC · 2022
General Support
- $5,000
Planned Parenthood of Greater Wash · Washington, DC · 2025
Program Support
- $5,000
Wash Natl Opera National Symphony · Washington, DC · 2025
Program Support
- $5,000
Weta · Arlington, VA · 2025
Program Support
- $5,000
Weta · Arlington, VA · 2024
Program Support
- $5,000
Weta · Arlington, VA · 2023
Program Support
- $5,000
Weta · Arlington, VA · 2022
General Support
- $4,000
John F Kennedy Center · Washington, DC · 2024
Program Support
- $4,000
John F Kennedy Center · Washington, DC · 2023
Program Support
- $4,000
John F Kennedy Center · Washington, DC · 2022
General Support
- $4,000
Phillips Collection · Washington, DC · 2022
General Support
- $3,000
Marlow Guitar International · Rockville, MD · 2025
Program Support
- $2,500
Phillips Collection · Washington, DC · 2025
Program Support
- $2,500
Phillips Collection · Washington, DC · 2024
Program Support
- $2,500
Phillips Collection · Washington, DC · 2023
Program Support
- $2,000
American Red Cross · Boone, IA · 2025
Program Support
- $2,000
Stanford University Engineering · Stanford, CA · 2025
Program Support
- $2,000
American Red Cross · Boone, IA · 2024
Program Support
- $2,000
American Red Cross · Boone, IA · 2023
Program Support
- $2,000
American Red Cross · Boone, IA · 2022
General Support
- $2,000
Univ of Cal Santa Cruz Foundation · Santa Cruz, CA · 2022
General Support
- $1,500
Arena Stage · Washington, DC · 2025
Program Support
- $1,500
University of Illinois Foundation · Urbana, IL · 2025
Program Support
- $1,500
Arena Stage · Washington, DC · 2024
Program Support
- $1,500
University of Illinois Foundation · Urbana, IL · 2024
Program Support
- $1,500
Arena Stage · Washington, DC · 2023
Program Support
- $1,500
University of Illinois Foundation · Urbana, IL · 2023
Program Support
- $1,500
Arena Stage · Washington, DC · 2022
General Support
- $1,500
Iona Senior Services · Washington, DC · 2022
General Support
- $1,500
University of Illinois Foundation · Urbana, IL · 2022
General Support
- $1,000
Capital Area Food Bank · Washington, DC · 2025
Program Support
- $1,000
Colonial Williamsburg Foundation · Williamsburg, VA · 2025
Program Support
- $1,000
Dupont Circle Village · Washington, DC · 2025
Program Support
- $1,000
Ieee Foundation · Piscataway, NY · 2025
Program Support
- $1,000
Iona Senior Services · Washington, DC · 2025
Program Support
- $1,000
Stanford University Foundation · Stanford, CA · 2025
Program Support
- $1,000
Univ of Cal Santa Cruz Foundation · Santa Cruz, CA · 2025
Program Support
- $1,000
Capital Area Food Bank · Washington, DC · 2024
Program Support
- $1,000
Colonial Williamsburg Foundation · Williamsburg, VA · 2024
Program Support
- $1,000
Dupont Circle Village · Washington, DC · 2024
Program Support
- $1,000
Ieee Foundation · Piscataway, NY · 2024
Program Support
- $1,000
Iona Senior Services · Washington, DC · 2024
Program Support
- $1,000
Marlow Guitar International · Rockville, MD · 2024
Program Support
- $1,000
Planned Parenthood of Greater Wash · Washington, DC · 2024
Program Support
- $1,000
Stanford University Engineering · Stanford, CA · 2024
Program Support
- $1,000
Stanford University Foundation · Stanford, CA · 2024
Program Support
- $1,000
Univ of Cal Santa Cruz Foundation · Santa Cruz, CA · 2024
Program Support
- $1,000
Capital Area Food Bank · Washington, DC · 2023
Program Support
- $1,000
Colonial Williamsburg Foundation · Williamsburg, VA · 2023
Program Support
- $1,000
Iona Senior Services · Washington, DC · 2023
Program Support
- $1,000
Stanford University Engineering · Stanford, CA · 2023
Program Support
- $1,000
Stanford University Foundation · Stanford, CA · 2023
Program Support
- $1,000
Univ of Cal Santa Cruz Foundation · Santa Cruz, CA · 2023
Program Support
- $1,000
Capital Area Food Bank · Washington, DC · 2022
General Support
- $1,000
Colonial Williamsburg Foundation · Williamsburg, VA · 2022
General Support
- $1,000
Dupont Circle Village · Washington, DC · 2022
General Support
- $1,000
Stanford University Engineering · Stanford, CA · 2022
General Support
- $1,000
Stanford University Foundation · Stanford, CA · 2022
General Support
- $800
Dupont Circle Village · Washington, DC · 2023
Program Support
- $800
Marlow Guitar International · Rockville, MD · 2023
Program Support
- $750
Ieee Foundation · Piscataway, NY · 2023
Program Support
- $600
Ieee Foundation · Piscataway, NY · 2022
General Support
- $500
Population Connection · Washington, DC · 2025
Program Support
- $500
York School · Monterey, CA · 2025
Program Support
- $500
Opera Lafayette · Washington, DC · 2024
Program Support
- $500
York School · Monterey, CA · 2024
Program Support
- $500
Opera Lafayette · Washington, DC · 2023
Program Support
- $500
Planned Parenthood of Greater Wash · Washington, DC · 2023
Program Support
- $500
York School · Monterey, CA · 2023
Program Support
- $500
Opera Lafayette · Washington, DC · 2022
General Support
- $500
York School · Monterey, CA · 2022
General Support
- $400
Wikimedia Foundation · San Francisco, CA · 2025
Program Support
- $300
Amer Assoc for Advancemt Science · Washington, DC · 2025
Program Support
- $300
Gtu Lombardi Comp Cancer Center · Washington, DC · 2025
Program Support
- $300
Nation Park Foundation · Washington, DC · 2025
Program Support
- $300
National Academy of Inventors · Tampa, FL · 2025
Program Support
- $300
Sigma Xi Science Honor Society · Research Triangle Park, NC · 2025
general support
- $300
Gtu Lombardi Comp Cancer Center · Washington, DC · 2024
Program Support
- $300
Nation Park Foundation · Washington, DC · 2024
Program Support
- $300
National Academy of Inventors · Tampa, FL · 2024
Program Support
- $300
Gtu- Lombardi Comp Cancer Center · Washington, DC · 2023
Program Support
- $300
Nation Park Foundation · Washington, DC · 2023
Program Support
- $300
National Academy of Inventors · Tampa, FL · 2023
Program Support
- $300
Pipeline Playwrights · Alexandria, VA · 2023
Program Support
- $300
Nation Park Foundation · Washington, DC · 2022
General Support
- $250
Consumer Reports · Yonkers, NY · 2025
Prograrm Support
- $250
Consumer Reports · Yonkers, NY · 2024
Prograrm Support
- $250
Wikimedia Foundation · San Francisco, CA · 2024
Program Support
- $250
Consumer Reports · Yonkers, NY · 2023
Program Support
- $250
Wikimedia Foundation · San Francisco, CA · 2023
Program Support
- $250
Marlow Guitar International · Rockville, MD · 2022
General Support
- $250
Wikimedia Foundation · San Francisco, CA · 2022
General Support
- $200
Sigma Xi- Scientific Res Honor Soc · Research Triangle Park, NC · 2023
Program Support
- $200
Consumer Reports · Yonkers, NY · 2022
General Support
Who else funds this kind of work
Same state
- Corporation for Public Broadcasting3,863 grants · $2.33B
- Paypal Charitable Giving Fund32,081 grants · $1.40B
- Legal Services Corporation397 grants · $1.54B
Similar grant size
- Shell USA Company Foundation24,663 grants · $80.1M
- The Bank of America Charitable87,335 grants · $496.1M
- Jpmorgan Chase Foundation29,571 grants · $637.4M
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.

