Funding search · EIN 260799587 · Los Altos, CA

The Heising-Simons Foundation

Foundation website ↗Full IRS filings ↗

$442.6M
in grants paid
2,038
grants
596
recipients
2022–2024
filing years

Recent grants

The 100 largest recent grants from this foundation’s filings, newest year first.

  • $3.6M

    Environmental Defense Fund · San Francisco, CA · 2024

    To advance climate and clean energy policies

  • $3.3M

    Natural Resources Defense Council · San Francisco, CA · 2024

    To advance climate and clean energy policies

  • $2.1M

    Amalgamated Charitable Foundation · Washington, DC · 2024

    For the democracy frontlines fund

  • $2.0M

    Global Impact · Alexandria, VA · 2024

    For the emerging bilingual collaborative

  • $1.9M

    National Association for Family School and Community Engagement · Alexandria, VA · 2024

    For the center for family math

  • $1.5M

    New Venture Fund · Washington, DC · 2024

    For the emerging bilingual collaborative

  • $1.5M

    California Education Partners · San Francisco, CA · 2024

    For the preschool to third grade coherence collaboration (p3cc)

  • $1.3M

    Arizona State University Foundation for a New American University · Tempe, AZ · 2024

    For the children's equity project

  • $1.2M

    Climate and Clean Energy Equity Fund · Washington, DC · 2024

    For general support

  • $1.2M

    Regents of the University of California at Berkeley · Berkeley, CA · 2024

    For the center for the study of child care employment

  • $1.1M

    Tides Foundation · San Francisco, CA · 2024

    For practitioners' voice ca 2.0

  • $1.0M

    Environmental Defense Fund · San Francisco, CA · 2024

    To validate methanesat measurements

  • $1.0M

    Philanthropic Ventures Foundation · Oakland, CA · 2024

    To support quality upk implementation in california

  • $1.0M

    International Council On Clean Transportation · Washington, DC · 2024

    For general support

  • $1.0M

    Neo Philanthropy · New York, NY · 2024

    For the four freedoms fund

  • $1.0M

    Powermylearning · New York, NY · 2024

    For family playlists and organizational effectiveness support

  • $1.0M

    Third Sector New England · Boston, MA · 2024

    For the raising child care fund

  • $1.0M

    Center for Community Change · Washington, DC · 2024

    For general support

  • $1.0M

    Rocky Mountain Institute · Boulder, CO · 2024

    To advance u.s. Power ($600,000) and transportation sector transformation ($400,000)

  • $1.0M

    Alliance for Early Success · Washington, DC · 2024

    For general support

  • $900,000

    Advanced Energy Institute · Washington, DC · 2024

    To reform wholesale power markets, expand transmission, engage in utility planning in key states ($800,000), and defend clean energy tax credits ($100,000).

  • $850,000

    Climate Power Education Fund · Washington, DC · 2024

    For general support

  • $817,770

    Society for Research in Child Development · Washington, DC · 2024

    For the srcd policy fellowship

  • $780,000

    Learning Policy Institute · Palo Alto, CA · 2024

    For general support

  • $775,000

    The Board of Trustees of the Leland Stanford Junior University · Redwood City, CA · 2024

    For the stanford center on early childhood

  • $750,000

    American Indian College Fund · Denver, CO · 2024

    To strengthen indigenous early childhood pedagogy and workforce pathways at tribal colleges

  • $750,000

    United States Energy Foundation · San Francisco, CA · 2024

    To advance clean vehicle standards and transportation electrification

  • $750,000

    English Learners Success Forum · Albuquerque, NM · 2024

    For general support

  • $750,000

    Teachers College Columbia University · New York, NY · 2024

    For ecpihe phase iii

  • $749,335

    Tntp · New York, NY · 2024

    To prototype a pipeline for tk educators ready to serve multilingual learners

  • $700,000

    University of Washington · Seattle, WA · 2024

    To continue implementing the district innovation and leadership for early education (dial ee)

  • $700,000

    Center for American Progress · Washington, DC · 2024

    For the tackling climate and environmental injustice program

  • $700,000

    Edsource · Oakland, CA · 2024

    For general support

  • $700,000

    Climateworks Foundation · San Francisco, CA · 2024

    To advance climate finance

  • $700,000

    Gridlab · Berkeley, CA · 2024

    For general support

  • $626,580

    Arizona Board of Regents University of Arizona · Tucson, AZ · 2024

    To support the second development phase of magaox

  • $625,000

    Tides Center · San Francisco, CA · 2024

    For the starfish institute's stem education work

  • $611,983

    James Bell Associates · Arlington, VA · 2024

    For the national home visiting resource center

  • $600,000

    Windward Fund · Washington, DC · 2024

    For the moving forward network

  • $600,000

    Oficina Legal Del Pueblo Unido · Austin, TX · 2024

    For coalition work around operation lone star

  • $600,000

    Rutgers the State University of New Jersey · New Brunswick, NJ · 2024

    For 2023 and 2024 state of preschool yearbook

  • $600,000

    Hopewell Fund · Washington, DC · 2024

    For the pipeline education fund

  • $600,000

    Arizona Board of Regents University of Arizona · Tucson, AZ · 2024

    For the nautilus space observatory

  • $600,000

    Community Initiatives · Oakland, CA · 2024

    For the just solutions

  • $600,000

    Futuro Media Group · New York, NY · 2024

    For general support

  • $582,899

    Regents of the University of California at Berkeley · Berkeley, CA · 2024

    To test the quantum coherence of gravity

  • $549,998

    Regents of the University of California at San Diego · San Diego, CA · 2024

    For the data reduction pipeline for the high-resolution infrared spectrograph for exoplanet characterization (hispec) instrument

  • $525,000

    Center for Applied Environmental Law & Policy · Boulder, CO · 2024

    For general support

  • $505,000

    Union of Concerned Scientists · Cambridge, MA · 2024

    To advance clean transportation and clean power

  • $500,288

    California Institute of Technology · Pasadena, CA · 2024

    For the development of skipper technology

  • $500,000

    Georgetown University · Washington, DC · 2024

    For the georgetown center on poverty and inequality

  • $500,000

    Community Partners · Los Angeles, CA · 2024

    For parent voices ca

  • $500,000

    Partnership Project · Washington, DC · 2024

    For the climate action campaign

  • $500,000

    Philanthropic Ventures Foundation · Oakland, CA · 2024

    For capacity building support to education program grantees

  • $500,000

    Center for Law and Social Policy · Washington, DC · 2024

    For general support

  • $500,000

    Parent Institute for Quality Education · National City, CA · 2024

    For general support

  • $500,000

    Solar United Neighbors · Washington, DC · 2024

    For general support

  • $500,000

    The Children'S Funding Project · Washington, DC · 2024

    For funding the next generation

  • $500,000

    California Budget & Policy Center · Sacramento, CA · 2024

    For general support

  • $500,000

    New York University · New York, NY · 2024

    To advance climate and clean energy regulations

  • $500,000

    Houston in Action Network · Houston, TX · 2024

    For houston in action's youth justice transformation work and latinx/aapi organizing cohorts

  • $500,000

    Regents of the University of California at Irvine · Irvine, CA · 2024

    For community math

  • $500,000

    Las Cumbres Observatory Global Telescope Network · Goleta, CA · 2024

    To provide community observing time access to the las cumbres observatory network

  • $500,000

    National Women'S Law Center · Washington, DC · 2024

    For general support

  • $495,000

    The Regents of the University of California Los Angeles · Los Angeles, CA · 2024

    To expand dreme teacher educator resources to support math in upk

  • $489,968

    Stand for Children Leadership Center · Portland, OR · 2024

    For great first eight prek/tk

  • $476,476

    Regents of the University of Colorado · Boulder, CO · 2024

    For studying how amo physics can inform the development of gravity theories

  • $475,000

    Education Development Center · Waltham, MA · 2024

    For integration of math into community education programs

  • $475,000

    Northeastern University · Boston, MA · 2024

    For the initiative for energy justice

  • $475,000

    Citizens Utility Board Consumer Education and Research Fund · Chicago, IL · 2024

    For general support

  • $450,000

    Tides Center · San Francisco, CA · 2024

    To seed a youth apprenticeship program starting in high schools in an effort to bring diverse youth into the ece workforce

  • $432,931

    California Institute of Technology · Pasadena, CA · 2024

    For research on the observational signatures of quantum gravity

  • $429,643

    Formerly Incarcerated Convicted People and Families Movement · Windermere, FL · 2024

    For general support

  • $425,000

    Ceres · Boston, MA · 2024

    To advance transportation electrification and climate finance sector reform

  • $425,000

    National Association for Family Child Care Foundation · Washington, DC · 2024

    For general support

  • $400,000

    Gente Organizada · Pomona, CA · 2024

    For general support

  • $400,000

    United Way Santa Cruz County · Capitola, CA · 2024

    For cradle to career santa cruz county

  • $400,000

    Ccf Community Initiatives Fund · Los Angeles, CA · 2024

    For la partnership for early childhood investment

  • $400,000

    San Jose Grail Family Services · San Jose, CA · 2024

    For general support

  • $400,000

    Children'S Network of Solano County · Fairfield, CA · 2024

    For general support

  • $400,000

    Regents of the University of California Santa Cruz · Santa Cruz, CA · 2024

    For journalism training for the science communication program

  • $400,000

    Community Asset Development Re-Defining Education · Los Angeles, CA · 2024

    For general support

  • $400,000

    Family Resource Navigators · San Leandro, CA · 2024

    For general support

  • $400,000

    La Luz Center · Sonoma, CA · 2024

    For parents/padres lead

  • $400,000

    Blu Educational Foundation · San Bernardino, CA · 2024

    For general support

  • $400,000

    Forth Mobility Fund · Portland, OR · 2024

    To advance equitable transportation electrification policies

  • $400,000

    New Teacher Center · City of Industry, CA · 2024

    For the redesign of instructional coaching models to center mlls

  • $400,000

    Natural Resources Defense Council · San Francisco, CA · 2024

    For the sustainable ferc project

  • $400,000

    Momsrising Education Fund · Bellevue, WA · 2024

    For general support

  • $400,000

    Building Decarbonization Coalition · North Petaluma, CA · 2024

    For general support

  • $400,000

    President and Fellows of Harvard College · Cambridge, MA · 2024

    To advance u.s. Climate policy

  • $400,000

    Environmental Defense Fund · San Francisco, CA · 2024

    For general support

  • $400,000

    West Harlem Environmental Action · New York, NY · 2024

    For general support

  • $398,891

    Cornell University · Ithaca, NY · 2024

    To collect in-situ data at the greenland ice sheet margin during the winter season

  • $387,252

    American Physical Society · College Park, MD · 2024

    For the aps gender inclusive physics community

  • $377,966

    California Institute of Technology · Pasadena, CA · 2024

    For a molecular beam spin precession experiment searching for the cp-violating nuclear magnetic quadrupole moment (mqm)

  • $375,000

    New Venture Fund · Washington, DC · 2024

    For early edge california

  • $375,000

    Proteus Fund · New York, NY · 2024

    For embracerace

  • $370,497

    Arizona Board of Regents University of Arizona · Tucson, AZ · 2024

    For the development of skipper technology

  • $359,140

    University of Chicago · Chicago, IL · 2024

    For the development of skipper technology

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Source: 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. Most private foundations do not accept unsolicited applications; the route in is usually a program officer.