Nonprofit categories · Public, Societal Benefit · T Philanthropy, Voluntarism and Grantmaking Foundations

T23 Private Operating Foundations

2,076 organizations (2,072 with the code published by the IRS, 4 inferred).

OrganizationLatest revenueNTEESourceFURP topicWhereYear
GLAXOSMITHKLINE PATIENT ACCESS PROGRAMS FOUNDATION$868,148,691T23publishedPhiladelphia, PA2025
J PAUL GETTY TRUST$767,436,645T23publishedLos Angeles, CA2024
OTSUKA PATIENT ASSISTANCE FOUNDATION INC$401,891,192T23publishedPrinceton, NJ2024
OPEN SOCIETY INSTITUTE$396,477,106T23publishedspace: for menNew York, NY2024
CUMMINGS FOUNDATION INC$395,460,398T23publishedshelter: homelessWoburn, MA2024
CARL AND MARILYNN THOMA$151,403,860T23publishedDallas, TX2024
BERKLEY FOUNDATION FOR HISTORICAL BOOKS AND DOCUMENTS$100,005,000T23publishedGreenwich, CT2024
LESEA GLOBAL FEED THE HUNGRY INC$72,362,057T23publishedshelter: homelessSouth Bend, IN2025
JAN AND MITSUKO WINE AND ART EDUCATIONAL FOUNDATION$43,610,861T23publishedSan Francisco, CA2024
WORTHINGTON SCHOLARSHIP FOUNDATION$42,894,232T23publishedRockland, ME2024
KIRK HUMANITARIAN$40,218,572T23publishedSalt Lake Cty, UT2024
THE RAWLINGS FOUNDATION INC$38,497,796T23publishedLa Grange, KY2024
CALL TO ACTION FOUNDATION$30,489,749T23publishedSalt Lake Cty, UT2024
THE LANIER THEOLOGICAL LIBRARY FOUNDATION$29,872,747T23publishedHouston, TX2024
KEMPER AND LEILA WILLIAMS FOUNDATION$29,746,894T23publishedwomen: issuesNew Orleans, LA2024
COMMUNITY EDUCATION BUILDING CORP$24,987,867T23publishedWilmington, DE2024
CHINA MEDICAL BOARD INC$24,961,543T23publishedsurvivor: sexualCambridge, MA2024
HUMANITY UNITED$22,671,834T23publishedviolence: preventionSan Francisco, CA2024
STATE EMPLOYEES CREDIT UNION FOUNDATION$21,872,824T23publishedRaleigh, NC2024
WALLY ART FOUNDATION INC$21,450,750T23publishedNew York, NY2024
WADHWANI OPERATING FOUNDATION$21,438,344T23publishedLos Altos, CA2024
MT CUBA CENTER INC$20,261,254T23publishedHockessin, DE2024
MOORE FARMS BOTANICAL GARDEN FOUNDATION$19,426,670T23publishedLake City, SC2024
TIGER BARON FOUNDATION INC$18,696,863T23publishedNew York, NY2024
MANRESA ISLAND CORP$18,501,285T23publishedNorwalk, CT2025
GRACE FARMS FOUNDATION$18,481,546T23publishedscience: research educationNew Canaan, CT2024
COMMUNITY IMPACT NETWORK$17,930,588T23publishedwomen: issuesSaint Louis, MO2024
CHARLES BUTT FOUNDATION$17,474,590T23publishedSan Antonio, TX2024
TIPPET RISE FOUNDATION$17,362,842T23publishedHarrison, NY2024
NATURE SACRED$17,324,992T23publishedAnnapolis, MD2024
GERRY FOUNDATION INC$16,487,841T23publishedabuse: animalLiberty, NY2024
TOM T EAST SR & ALICE K EAST & ALICE H EAST & ROBERT C EAST WILDL$16,451,180T23publishedscience: research educationSan Antonio, TX2024
BUILD HEALTH INTERNATIONAL INC$15,614,155T23publishedBeverly, MA2024
RUBIN MUSEUM OF ART$15,557,557T23publishedlaunch: launchNew York, NY2024
DRAPER RICHARDS KAPLAN FOUNDATION$15,262,610T23publishedMenlo Park, CA2024
ARTESIA RECREATION CENTER FOUNDATION$14,991,087T23publishedArtesia, NM2025
THE JASON T DICKERSON FAMILY FOUNDATION$14,987,296T23publishedabuse: animalCanton, GA2025
NELDA C AND HJ LUTCHER STARK FOUNDATION$14,557,501T23publishedOrange, TX2024
MULTIFAMILY COALITION FOR AFFORDABLE HOUSING$13,942,906T23publishedgirls boys: boysTroy, MI2024
ELYSABETH KLEINHANS THEATRICAL FOUNDATION INC$13,190,586T23publishedNew York, NY2024
SHERWOOD FUND$13,124,280T23publishedMiddleburg, VA2024
CENTURION HOLDINGS 1 INC$12,798,813T23publishedAtlanta, GA2024
CHIPSTONE FOUNDATION$11,948,482T23publishedMilwaukee, WI2024
TERRA FOUNDATION FOR AMERICAN ART$11,758,589T23publishedChicago, IL2024
CANYON NY FOUNDATION$11,742,944T23publishedNew York, NY2024
BERKOWITZ CONTEMPORARY FOUNDATION INC$11,727,732T23publishedCoral Gables, FL2024
CHARLES & AGNES KAZARIAN ETERNAL FOUNDATION$11,704,271T23publishedNorth Kingstown, RI2023
RODERICK AND SOLANGE MACARTHUR JUSTICE CENTER$11,579,154T23publishedNiles, IL2024
ROCKEFELLER ARCHIVE CENTER$11,531,802T23publishedscience: research educationSleepy Hollow, NY2024
ELEVATE PRIZE FOUNDATION INC$10,922,580T23publishedviolence: preventionMiami, FL2024
COLEN FAMILY CHARITABLE TR$10,818,253T23publishedOcala, FL2024
THE CALDWELL FOUNDATION$10,447,658T23publishedTyler, TX2024
THE MICHELSON FOUND ANIMALS FOUNDATION INC$10,291,050T23publishedshelter: animalLos Angeles, CA2024
STAHLS AUTOMOTIVE FOUNDATION$9,868,157T23publishedChesterfield, MI2025
NATIONAL SCHOOL CHOICE AWARENESS FOUNDATION INC$9,645,451T23publishedAventura, FL2024
EARLY LEARNING VENTURES$9,598,029T23publishedEnglewood, CO2024
HALL ART FOUNDATION INC$9,527,706T23publishedReading, VT2024
OPRAH WINFREY LEADERSHIP ACADEMY FOUNDATION$9,289,231T23publishedwomen: issuesLos Angeles, CA2024
WALDER OPERATIONS LTD$9,193,700T23publishedscience: research educationSkokie, IL2024
JONES TRUST$9,109,515T23publishedSpringdale, AR2024
EMPOWERING ECONOMIC GROWTH FOUNDATION$8,973,007T23publishedNew York, NY2025
ANTONIO J GRACIAS FAMILY FOUNDATION INC$8,890,888T23publishedChicago, IL2024
DESAI SETHI FOUNDATION INC$8,847,213T23publishedshelter: homelessMiami, FL2024
CENTURION FOUNDATION LEHIGH VALLEY LLC$8,840,206T23publishedAtlanta, GA2024
BANGLADESH AMERICAN SOCIETY OF MUSLIM AID FOR HUMANITY INC$8,729,566T23publishedshelter: disasterBoca Raton, FL2024
FRIEDER FAMILY FOUNDATION$8,650,061T23publishedChappaqua, NY2025
DANIEL J KOBASIC FOUNDATION$8,649,697T23publishedscience: research educationEscanaba, MI2024
WILDERNESS WILDLIFE CENTER FOUNDATION INC$8,588,726T23publishedChicago, IL2024
JACK MILLER CENTER FOR TEACHING AMERICAS FOUNDING PRINCIPLES AND$8,580,820T23publishedBala Cynwyd, PA2025
CHLECK FAMILY FOUNDATION INC$8,457,279T23publishedWest Newton, MA2025
MICHELSON PHILANTHROPIES INC$8,224,722T23publishedshelter: animalLos Angeles, CA2024
CENTURION BIOSQUARE INC$8,038,265T23publishedAtlanta, GA2024
BIRTHRIGHT ISRAEL NORTH AMERICA INC$8,029,777T23publishedNew York, NY2024
WAKE UP CALL$7,894,000T23publishedCherry Hill, NJ2024
PUSSYCAT FOUNDATION$7,882,480T23publishedscience: research educationNew York, NY2024
ICON MUSEUM AND STUDY CENTER INC$7,633,513T23publishedClinton, MA2025
PACIFIC RESEARCH INSTITUTE FOR PUBLIC POLICY$7,623,024T23publishedPasadena, CA2024
SINGLETON FOUNDATION FOR FINANCIAL LITERACY AND ENTREPRENEURSHIP$7,493,866T23publishedPasadena, CA2024
HENRY T NICHOLAS EDUCATION FOUNDATION INC$7,155,732T23publishedSanta Ana, CA2024
WORLD FOOD PRIZE FOUNDATION$7,005,806T23publishedUrbandale, IA2025
FLAMBOYAN FOUNDATION INC$6,779,786T23publishedWashington, DC2024
CAMPBELL YOUNG LEADERS$6,765,869T23publishedspace: outerGreenville, SC2024
BOZEMAN ICE POND PARK FOUNDATION$6,701,062T23publishedBozeman, MT2025
MAURICE AND PAUL MARCIANO ART FOUNDATION$6,570,728T23publishedBeverly Hills, CA2024
LONE ROCK FOUNDATION$6,503,859T23publishedBailey, CO2024
JERRY AND LAURA JACOBSON FOUNDATION INC$6,473,050T23publishedSugarcreek, OH2024
PLUMAS COUNTY FIRE SAFE COUNCIL INC$6,370,673T23publishedQuincy, CA2024
CHAMBERLIN EDUCATION FOUNDATION$6,109,267T23publishedRichmond, CA2024
BUTLER CHILDRENS GARDEN FOUNDATION INC$6,082,983T23publishedDubuque, IA2024
J C FLOWERS FOUNDATION$5,742,859T23publishedscience: research educationNew York, NY2024
THE GLEN AT ST JOSEPH$5,705,021T23publishedDayton, OH2024
BUILDING HOPE HOLDINGS INC$5,551,688T23publishedWashington, DC2024
JOHNSON FOUNDATION INC$5,310,164T23publishedRacine, WI2024
ANIMAL FARM FOUNDATION INC$5,172,190T23publishedshelter: animalBangall, NY2024
ALAKOA FOUNDATION INC$5,025,150T23publishedIncline Vlg, NV2024
EDEN8 FOUNDATION$4,972,378T23publishedPebble Beach, CA2025
MOISE Y SAFRA FOUNDATION INC$4,959,251T23publishedWilmington, DE2024
GLOBAL AHEAD INC$4,852,506T23publishedFrederick, MD2025
COREGIVING CO$4,628,236T23publishedChicago, IL2024
EASTON SPORTS DEVELOPMENT FOUNDATION$4,576,245T23publishedVan Nuys, CA2023

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NTEE codes: the IRS Exempt Organizations Business Master File (published) and, for organizations the IRS lists without one, a code inferred by a small language model from the name and Form 990 text (inferred, with the model's confidence). Taxonomy: NCCS at the Urban Institute. The stated code is what the IRS lists, assigned once and rarely revisited, so it is often wrong: see the caveat and examples.