Allen Family Philanthropies
Invitation OnlySeattle, Washington · EIN 94-3082532 · Private foundation · Website
Grants paid (2024)$58M
Organizations funded112
Typical grant$300,000
Total assets$1.4B
Half of its grants to organizations were between $75,000 and $500,000.
From the return
How to apply
On its return for tax year 2024 the foundation checked the box saying it only makes contributions to preselected charitable organizations and does not accept unsolicited requests for funds.
What it funds
Share of grant lines on the latest return, classified from the purpose each grant states.
Where it gives
55% of grants went outside Washington.
Grants paid in tax year 2024
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Artsfund | Seattle, WA | To support the community accelerator grant renewal for the second year of program administration. | $10,422,623 |
| Childrens Hospital Corporation | Boston, MA | To support the allen discovery center for human brain evolution at boston children's hospital and harvard medical school | $2,500,000 |
| Icahn School of Medicine at Mount Sinai | New York, NY | To support the allen discovery center for neuroimmune interactions | $2,500,000 |
| Regents of the University of California at San Diego | LA Jolla, CA | To support the allen discovery center for neurobiology in changing environments | $2,500,000 |
| University of Washington Foundation | Seattle, WA | To support allen discovery center for cell lineage tracing phase 2 | $2,500,000 |
| National Geographic Society | Washington, DC | To support the slingshot challenge | $1,763,533 |
| Friends of Seattle Waterfront | Seattle, WA | To support cultural programming at waterfront park | $1,518,612 |
| Florida International University Foundation Inc | Miami, FL | To support a project titled "operation pangolin" | $1,435,763 |
| The Earthshot Prize | London, UK | To support the renewal for the earthshot prize founding partnership | $1,276,100 |
| American Heart Association Inc | Seattle, WA | To support bioscience research in relation to advancing our understanding of brain health and cognitive impairment | $1,250,000 |
| Sustainable Markets Foundation | New York, NY | To support decoding mycorrhizal networks at global scale | $1,042,500 |
| Sustainable Markets Foundation | New York, NY | To support decoding mycorrhizal networks at global scale | $1,042,500 |
| Rockefeller Philanthropy Advisors Inc | New York, NY | To support oceans 5 renewal | $1,000,000 |
| Chancellor Masters & Scholars of the University of Oxford | Oxford, UK | To support lion lifeline: transforming conservation at scale by linking investment to measurable success in conserving lions and wider… | $800,000 |
| Earth Genome | Los Altos, CA | To support a blueprint for scalable seagrass ecosystem mapping | $763,083 |
| American Friends of the Royal Foundation of the Duke and Duchess | Cambridge, MA | To support united for wildlife in combating illegal wildlife trade | $750,000 |
| Housing Lopez | Lopez Island, WA | To support rooted and rising campaign: lopez island | $750,000 |
| Seattle Symphony Orchestra Inc | Seattle, WA | To support the amplify campaign | $750,000 |
| University of Washington Foundation | Seattle, WA | To support the salish sea coupled modeling framework. | $729,869 |
| The Earth Species Project | Berkeley, CA | To support the development of a foundation model for encoding animal vocalizations | $600,000 |
| Mukuru Clean Stoves Foundation | Kalandin, KE | To support combatting air pollution & malaria | $585,000 |
| University of Washington Foundation | Seattle, WA | To support acoustic monitoring of marine mammals with distributed acoustic sensing (das): applications to southern resident killer and… | $529,270 |
| Asia Pacific Cultural Center | Tacoma, WA | To support one heart, one home campaign: new building project | $500,000 |
| Columbia University in the City of New York | New York, NY | To support sex hormone morphogenesis: a new frontier in studying organ development | $500,000 |
| Johns Hopkins University | Baltimore, MD | To support composition and functionality of the ev corona: learning from lipoproteins | $500,000 |
| Murdoch Children's Research Institute | Melbourne, AS | To support understanding the effects of gender affirming hormone therapy (gaht) on immune function using a systems immunology approach | $500,000 |
| Regents of the University of California at San Diego | LA Jolla, CA | To support measuring lipid fluxes at membrane contact sites using new chemogenetic proximity sensors | $500,000 |
| Regents Univ of California | Los Angeles, CA | To support mechanobiology tools for dissecting drivers of membrane mechanics, form, and function | $500,000 |
| Research Corporation | Tucson, AZ | To support the scialog: neurobiology in a changing environment (nce) program | $500,000 |
| Rockefeller Philanthropy Advisors Inc | New York, NY | To support the shark conservation fund | $500,000 |
| The Board of Trustees of the University of Illinois | Chicago, IL | To support real-time label-free dynamic imaging of extracellular vesicles in live tissues | $500,000 |
| Trustees of Princeton University | Princeton, NJ | To support intra- and inter-cellular communication driven by membrane contact sites within a virus microenvironment | $500,000 |
| Trustees of Princeton University | Princeton, NJ | To support optical tools for visualizing sex hormones as drivers of dynamic internal states | $500,000 |
| Tubman Center for Health & Freedom | Seattle, WA | To support fortifying futures for our youth | $500,000 |
| University of Alabama at Birmingham | Birmingham, AL | To support blood-brain communication via extracellular vesicles underlying brain function and behavior | $500,000 |
| University of North Carolina at Chapel Hill | Chapel Hill, NC | To support data-driven modeling of inter-organelle dynamic interactions throughout differentiation with multispectral and label free live… | $500,000 |
| Regents of the University of California at San Diego | LA Jolla, CA | To support extracellular vesicles in maintenance of neuronal circuitry | $499,802 |
| Institute of Science and Technology Austria | Klosterneuburg, AU | To support chemically active membranes in the generation of cell shape | $499,787 |
| Shunpike | Seattle, WA | To support downtown seattle: make it here | $487,475 |
| European Molecular Biology Laboratory | Heidelberg, GM | To support david and goliath at the cell surface: photo-crosslinkable lipid derivatives to control membrane mechanics | $484,219 |
| Leibniz-Institut Fur Alternsforschung Fritz-Lipmann-Institut Ev | Jena, GM | To support pro-watch: an approach to monitor protein lifespan in aging worms | $427,163 |
| Max-Planck-Gesellschaft Zur Forderung Der Wissenschaften Ev | Munich, GM | To support visualizing lipid nutrient turnover in human tissue models | $424,690 |
| Mote Marine Laboratory | Sarasota, FL | To support global finprint 2: tracking global finprint of sharks in marine protected areas | $420,376 |
| Boston College Trustees | Chestnut Hill, MA | To support controlled labeling of the nascent proteome to track protein lifespan in mammalian cells | $416,660 |
| European Molecular Biology Laboratory | Heidelberg, GM | To support a project titled, "ageing proteins: biology or chemistry? systematic characterization of young and old proteins in vivo" | $414,426 |
| Coeur D'alene Tribe | Plummer, ID | To support climate-safe and salmon-safe: natural climate solutions in the inland northwest | $405,734 |
| Case Western Reserve University | Cleveland, OH | To support expansion mass spectrometry: literally stretching metabolite sensing to new spatial limits | $389,609 |
| The University of Texas at Austin | Austin, TX | To support spatial nutrientomics based on dnazyme and dna aptamer sensors | $389,200 |
| Children of the Setting Sun Productions | Bellingham, WA | To support setting sun institute, tribal youth leadership, and community crisis response | $385,643 |
| Helmholtz Zentrum Munchen Deutsches Forschungszentrum Fur Gesundheit Und Um | Neuherberg, GM | To support subcellular compartmentalization of metabolism | $385,400 |
| Trout Unlimited Inc | Arlington, VA | To support implementing process-based stream restoration as a carbon sequestration strategy in the klamath basin, oregon and resurrection… | $373,307 |
| Gorilla Rehabilitation and Conservation Education Grace Cente | Niwot, CO | To support biodiversity monitoring in the tayna-usala conservation corridor | $344,402 |
| African Parks Foundation of America | New York, NY | To support african parks edna ecological network assessments and analyses | $316,810 |
| Mote Marine Laboratory | Sarasota, FL | To support global finprint 2: tracking global finprint of sharks in marine protected areas | $310,496 |
| Seattle Childrens Theatre Association | Seattle, WA | To support youth access to theatre: the one&five program. | $306,000 |
| African Parks Foundation of America | New York, NY | To support african parks edna ecological network assessments and analyses | $300,000 |
| Siff | Seattle, WA | To support siffsupports program expansion to siff cinema downtown | $300,000 |
| University of Alaska | Fairbanks, AK | To support chignik fisheries in advancing resilience in alaskan communities | $295,000 |
| Bonneville Environmental Foundation | Portland, OR | To support mainstreaming beaver based restoration as a natural climate solution across the pacific northwest | $276,538 |
| The Board of Trustees of the University of Illinois | Chicago, IL | To support precision live single cell nano-surgery for revealing proteome dynamics | $273,882 |
Showing the 60 largest of 112 grants to organizations.
Grants approved for future payment
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Artsfund | Seattle, WA | To support the third year of the community accelerator grant. | $10,334,701 |
| Friends of Seattle Waterfront | Seattle, WA | To support cultural programming at waterfront park | $1,810,294 |
| Friends of Seattle Waterfront | Seattle, WA | To support cultural programming at waterfront park | $1,671,094 |
| Earth Genome | Los Altos, CA | To support a blueprint for scalable seagrass ecosystem mapping | $1,231,917 |
| Shunpike | Seattle, WA | To support downtown seattle: make it here | $593,510 |
| Shunpike | Seattle, WA | To support downtown seattle: make it here | $546,560 |
| Regents of the University of California at San Diego | LA Jolla, CA | To support measuring lipid fluxes at membrane contact sites using new chemogenetic proximity sensors | $500,000 |
| Regents of the University of California at San Diego | LA Jolla, CA | To support measuring lipid fluxes at membrane contact sites using new chemogenetic proximity sensors | $500,000 |
| Regents Univ of California | Los Angeles, CA | To support mechanobiology tools for dissecting drivers of membrane mechanics, form, and function | $500,000 |
| Regents Univ of California | Los Angeles, CA | To support mechanobiology tools for dissecting drivers of membrane mechanics, form, and function | $500,000 |
| Trustees of Princeton University | Princeton, NJ | To support intra- and inter-cellular communication driven by membrane contact sites within a virus microenvironment | $500,000 |
| Trustees of Princeton University | Princeton, NJ | To support intra- and inter-cellular communication driven by membrane contact sites within a virus microenvironment | $500,000 |
| University of North Carolina at Chapel Hill | Chapel Hill, NC | To support data-driven modeling of inter-organelle dynamic interactions throughout differentiation with multispectral and label free live… | $500,000 |
| University of North Carolina at Chapel Hill | Chapel Hill, NC | To support data-driven modeling of inter-organelle dynamic interactions throughout differentiation with multispectral and label free live… | $500,000 |
| European Molecular Biology Laboratory | Heidelberg, | To support david and goliath at the cell surface: photo-crosslinkable lipid derivatives to control membrane mechanics | $499,931 |
| Institute of Science and Technology Austria | Klosterneuburg, | To support chemically active membranes in the generation of cell shape | $499,919 |
| Institute of Science and Technology Austria | Klosterneuburg, | To support chemically active membranes in the generation of cell shape | $499,866 |
| European Molecular Biology Laboratory | Heidelberg, | To support david and goliath at the cell surface: photo-crosslinkable lipid derivatives to control membrane mechanics | $499,816 |
| Trout Unlimited Inc | Arlington, VA | To support implementing process-based stream restoration as a carbon sequestration strategy in the klamath basin, oregon and resurrection… | $339,324 |
| Artsfund | Seattle, WA | To support the third year of the community accelerator grant. | $334,701 |
| Bonneville Environmental Foundation | Portland, OR | To support mainstreaming beaver based restoration as a natural climate solution across the pacific northwest | $331,903 |
| Bonneville Environmental Foundation | Portland, OR | To support mainstreaming beaver based restoration as a natural climate solution across the pacific northwest | $331,559 |
| Nisqually Community Forest | Olympia, WA | To support the nisqually tribe and nisqually community forest busy wild creek forest-resilience project | $323,963 |
| Nisqually Community Forest | Olympia, WA | To support the nisqually tribe and nisqually community forest busy wild creek forest-resilience project | $323,243 |
| University of British Columbia | Vancouver, | To support restoring diverse forests with indigenous cultural fire | $289,619 |
| University of British Columbia | Vancouver, | To support restoring diverse forests with indigenous cultural fire | $274,438 |
| Coeur D'alene Tribe | Plummer, ID | To support climate-safe and salmon-safe: natural climate solutions in the inland northwest | $266,551 |
| Coeur D'alene Tribe | Plummer, ID | To support climate-safe and salmon-safe: natural climate solutions in the inland northwest | $264,927 |
| Seattle Art Museum | Seattle, WA | To support free first thursday evenings at sam | $240,090 |
| Trout Unlimited Inc | Arlington, VA | To support implementing process-based stream restoration as a carbon sequestration strategy in the klamath basin, oregon and resurrection… | $221,909 |
| Siff | Seattle, WA | To support siffsupports program expansion to siff cinema downtown | $200,000 |
| Siff | Seattle, WA | To support siffsupports program expansion to siff cinema downtown | $200,000 |
| Conservation Science Partners Inc | Truckee, CA | To support the sensor optimization project | $180,564 |
| Native Conservancy | Cordova, AK | To support measuring the climate impact of indigenous seaweed farming in alaska | $152,914 |
| Native Conservancy | Cordova, AK | To support measuring the climate impact of indigenous seaweed farming in alaska | $149,053 |
| Siff | Seattle, WA | To support siffsupports program expansion to siff cinema downtown | $100,000 |
| Theatre Off Jackson | Seattle, WA | To support a project titled reimagining toj: expanding and activating space | $100,000 |
| Theatre Off Jackson | Seattle, WA | To support a project titled reimagining toj: expanding and activating space | $100,000 |
| Southeast Effective Development | Seattle, WA | To support building the future of cam | $75,000 |
| Conservation Science Partners Inc | Truckee, CA | To support the sensor optimization project | $50,143 |
| Shunpike | Seattle, WA | To support base camp studios downtown | $50,000 |
| Shunpike | Seattle, WA | To support base camp studios downtown | $50,000 |
| Southeast Effective Development | Seattle, WA | To support building the future of cam | $50,000 |
| First Step Family Support Center | Port Angeles, WA | To provide support as a 2024 year-end donation | $25,000 |
| Na Ah Illahee Fund | Seattle, WA | To provide support as a 2024 year-end donation | $25,000 |
| Refugee Artisan Initiative | Seattle, WA | To provide support as a 2024 year-end donation | $25,000 |
| Spokane Neighborhood Action Partners | Spokane, WA | To provide support as a 2024 year-end donation | $25,000 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2024 | $57,950,248 | 159 |
| 2023 | $47,615,054 | 188 |
Sources
- IRS Form 990-PF, tax year 2024, filed Nov 13, 2025 - IRS e-file batch, object ID 202513179349103231
- IRS Tax Exempt Organization Search for EIN 94-3082532
- Profile updated Nov 5, 2026
Facts on this page come from the foundation's own IRS Form 990-PF filings as published by the IRS. Grantvello does not know whether a foundation is accepting proposals right now: a past grant is not an open opportunity. Always confirm current guidelines with the funder before applying.