Who funds Foundation for Prader Willi Research

EIN 31-1763110 · Covina, CA · NTEE G80

Foundation for Prader Willi Research of Covina, CA (EIN 31-1763110) was named as a grant recipient by 74 funders in 203 grants paid totaling $10,091,434 in tax years 2017–2025, as reported on the funders' Forms 990-PF and 990 Schedule I. Each edge was resolved to this EIN at the match tier shown. Dataset version 2026.09.0, built 2026-09-03.

Grants received

$10,091,434

203 grants paid

Funders

distinct grantmakers

Tax years

2017–2025

as reported by funders

Funders

Grantmakers ranked by total paid to Foundation for Prader Willi Research
Funder	State	Match	Grants	Total paid	Latest year
Fidelity Investments Charitable Gift Fund 11-0303001	MA	A	9	$7,585,290	2025
National Philanthropic Trust 23-7825575	PA	A	5	$621,050	2025
American Online Giving Foundation Inc 81-0739440	DE	A	7	$401,697	2025
The Goldman Sachs Charitable Gift Fund 11-3813663	NY	A	4	$261,000	2025
The Storr Family Foundation 06-1489906	CT	C	1	$151,907	2021
Schwab Charitable Fund 31-1640316	CA	A	7	$116,396	2025
Vanguard Charitable Endowment Program 23-2888152	PA	A	2	$113,500	2025
Paypal Charitable Giving Fund 45-0931286	DC	A	3	$91,051	2024
The Blackbaud Giving Fund 46-0942102	SC	A B	2	$89,490	2023
Donna and Stuart Farber Family Foundation Inc 26-1606299	CT	C	6	$75,662	2025
Olson Family Foundation Inc 35-2192036	WA	C	2	$66,000	2025
Greater Houston Community Foundation 23-7160400	TX	A	10	$56,818	2023
Moriah Foundation 84-1547618	CO	A	3	$55,000	2024
Communities of Coastal Georgia Foundation Inc 20-2454729	GA	A	3	$53,500	2024
Jewish Communal Fund 23-7174183	NY	A	1	$51,250	2023
Prader-Willi Syndrome Association (usa) 41-1306908	FL	A C	2	$30,000	2020
The Robert J Kahn Testamentary Foundation C/O Murray L Blackman 25-6667083	PA	C	1	$25,000	2019
Jewish Community Foundation of Orange County 95-3645825	CA	A	1	$25,000	2023
Charities Aid Foundation America 43-1634280	VA	A	3	$21,923	2025
Massachusetts Charitable Society C/O Wave Equity Partners 04-1589975	MA	A	1	$18,000	2018
Amazonsmile Foundation 46-2626883	WA	B C	3	$17,215	2023
American Endowment Foundation 34-1747398	OH	A	3	$16,250	2024
The Bank of America Charitable Foundation Inc 20-0721133	NC	C D	41	$10,502	2023
United Way Worldwide 13-1635294	VA	A	2	$10,050	2019
Jewish Federation Foundation of Greater Rhode Island 05-0259003	RI	A	1	$10,000	2024
Catholic Community Foundation of Los Angeles 38-3941057	CA	A	1	$10,000	2020
Km Foundation 84-2228787	GA	A	1	$10,000	2021
Ricky Sandler Family Foundation C/O Eminence Partners 84-4667965	NY	C	1	$10,000	2022
Ebj & Msj Foundation 38-3210186	UT	D	8	$9,150	2025
United Way of Bergen County 22-6028959	NJ	A	1	$7,500	2018
Tyndale House Ministries 82-2635353	IL	A	1	$5,667	2024
Viking Global Foundation Inc 90-0512778	CT	C	1	$5,000	2023
Leon J Simkins Charitable Foundation 59-2757208	FL	B	1	$5,000	2022
National Credit Union Foundation 39-1383650	WI	A	1	$5,000	2018
The Raether Family Charitable Trust 13-6855420	FL	C	1	$5,000	2023
Morgan Stanley Global Impact Funding Trust Inc 52-7082731	IN	A	1	$5,000	2023
The R & G Connors Foundation 26-2358458	UT	B C	4	$4,250	2023
Vivo Foundation 87-6329967	IL	C D	2	$3,000	2022
Granite Foundation Agency (plg) 26-0010320	MN	B	1	$2,860	2022
Amica Companies Foundation 05-0493445	RI	B C	2	$2,740	2024
Ge Foundation 22-2621967	CT	C	2	$2,675	2023
Wheeler Family Foundation Inc 38-3392912	MI	C	1	$2,500	2025
Enterprise Holdings Foundation 43-1262762	MO	D	1	$2,500	2020
Seyfarth Shaw Charitable Foundation 20-1076114	IL	D	2	$2,000	2022
Dsfg Cares 93-2176577	DE	B	2	$2,000	2025
Pohlad Family Foundation 41-1768558	MN	C	1	$2,000	2020
The Rudolph J & Daphne a Munzer Foundation 33-0686779	CA	B	1	$2,000	2023
The Stewart Family Foundation 38-7222967	PA	D	3	$1,250	2025
Shell USA Company Foundation 13-6066583	TX	B	2	$1,210	2024
Jpmorgan Chase Foundation 23-7049738	NY	C	4	$1,150	2024
The Poses Family Foundation 20-6375470	FL	B	1	$1,000	2022
Smiling Eyes Foundation 46-0860504	PA	C	1	$1,000	2018
The Torrice Family Charitable Trust C/O Stephen Torrice 81-4728438	MA	B	1	$1,000	2023
Wynne Family Charitable Foundation 88-2974202	TX	C	3	$700	2025
The Pfizer Foundation Inc 13-6083839	NY	B C	2	$545	2023
Monster Energy Cares 45-4652012	CA	C	1	$500	2022
Carmax Foundation 38-3681796	VA	D	1	$500	2021
Susser Family Foundation 47-0999501	TX	B	1	$360	2023
The Patrick and Dana Strader Family Foundation 47-5654653	CA	C	1	$300	2024
Otter Cares Foundation Aka Ottercares Foundation 27-1649019	CO	C	1	$275	2022
Ekta Foundation 26-1644753	AL	D	1	$250	2021
If Hummingbird Foundation Inc 06-1314468	NY	C	1	$250	2021
Star Welfare Foundation Inc C/O Cbiz Marks Paneth LLC 13-6110450	NY	B	1	$250	2023
The Hawks Foundation 47-6194021	NE	C	1	$225	2020
Andre Elkon Family Foundation 87-2302038	CT	B	1	$200	2025
Xcel Energy Foundation 41-2007734	MN	B C	2	$200	2023
Plantowsky Family Foundation 76-0625289	TX	C	1	$180	2018
Chubb Charitable Foundation 26-2456949	PA	B C	3	$170	2023
The Bruce H and Rosalie N Rosen Family Foundation 38-3161453	MI	D	1	$150	2021
Duke Energy Foundation 58-1586283	NC	C	4	$130	2022
Republic Bank Foundation Inc 27-2222303	KY	B	1	$104	2023
The Labcorp Charitable Foundation 81-0587320	NC	B	1	$52	2023
Schultz Family Foundation Charitable Trust 39-6768876	FL	C	1	$50	2019
Baird Foundation Inc 39-6107937	WI	C	2	$40	2024

Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.

Grants

The 203 most recent grants naming this organization.

Grants to Foundation for Prader Willi Research as reported by funders
Tax year	Funder	Recipient	Match	Amount	Type	Purpose	Source filing
2025	National Philanthropic Trust	Foundation for Prader-Willi Research Inc Pasadena, CA	A	$536,250	paid	HUMAN SERVICES	202601289349302480
2025	Fidelity Investments Charitable Gift Fund	Foundation for Prader Willi Research Covina, CA	A	$347,954	paid	For grant recipient's exempt purposes	202601389349301700
2025	American Online Giving Foundation Inc	Foundation for Prader Willi Research Covina, CA	A	$94,532	paid	GENERAL SUPPORT	202533509349301608
2025	American Online Giving Foundation Inc	Foundation for Prader Willi Research Covina, CA	A	$94,532	paid	GENERAL SUPPORT	202641969349302754
2025	The Goldman Sachs Charitable Gift Fund	Foundation for Prader Willi Research Covina, CA	A	$75,000	paid	MEDICAL/SCIENTIFIC RESEARCH & PROGRAMS	202611249349302616
2025	Donor Advised Charitable Giving Inc	Foundation for Prader Willi Research Covina, CA	A	$35,680	paid	HEALTH	202611199349300601
2025	Olson Family Foundation Inc	Foundation for Prader-Willi Research Pasadena, CA	C	$33,000	paid	GENERAL	202641349349100924
2025	Donna and Stuart Farber Family Foundation Inc	Fdn for Prader-Willi Research Walnut, CA	C	$15,682	paid	SUPPORT PRADER-WILLI SYNDROME RESEARCH	202601349349103150
2025	Vanguard Charitable Endowment Program	Foundation for Prader Willi Research Covina, CA	A	$11,500	paid	FOR RECIPIENT'S EXEMPT PURPOSE	202621329349306657
2025	Charities Aid Foundation America	Foundation for Prader Willi Researc Covina, CA	A	$6,580	paid	CHARITABLE DONATION	202610489349300906
2025	Wheeler Family Foundation Inc	Foundation for Prader-Willi Research Walnut, CA	C	$2,500	paid	RESEARCH FOR PRADER-WILLIAND SCHAAF-YANGSYNDROMES	202601339349103225
2025	Ebj & Msj Foundation	Foundation for Prader-Will Research Pasadena, CA	D	$2,000	paid	GENERAL FUND	202630879349100408
2025	Dsfg Cares	Foundation for Prader - Willi Research Covina, CA	B	$1,000	paid	TO PROVIDE FUNDING FOR RESEARCH OF PRADER - WILLI SYNDROME.	202601179349100900
2025	The Stewart Family Foundation	Foundation for Prader-Willi Researc Walnut, CA	D	$500	paid	Charity	202641259349101119
2025	Wynne Family Charitable Foundation	Foundation for Prader Willi Research Pasadena, CA	C	$250	paid	PROGRAM SUPPORT	202641269349100019
2025	Andre Elkon Family Foundation	Foundation for Prader-Willi Research Covina, CA	B	$200	paid	CURRENT USE FOR CHARITABLE PURPOSES	202601179349101700
2024	Fidelity Investments Charitable Gift Fund	Foundation for Prader Willi Research Covina, CA	A	$2,055,650	paid	For grant recipient's exempt purposes	202521349349310887
2024	American Online Giving Foundation Inc	Foundation for Prader Willi Research Covina, CA	A	$89,111	paid	GENERAL SUPPORT	202530159349302758
2024	The Goldman Sachs Charitable Gift Fund	Foundation for Prader Willi Research Covina, CA	A	$75,000	paid	MEDICAL/SCIENTIFIC RESEARCH & PROGRAMS	202511119349301416
2024	Paypal Charitable Giving Fund	Foundation for Prader-Willi Researc H Los Angeles, CA	A	$39,288	paid	GENERAL SUPPORT	202533079349301308
2024	Olson Family Foundation Inc	Foundation for Prader-Willi Research Pasadena, CA	C	$33,000	paid	GENERAL	202541429349100724
2024	National Philanthropic Trust	Foundation for Prader-Willi Research Inc Walnut, CA	A	$28,500	paid	HEALTH	202511339349301311
2024	Communities of Coastal Georgia Foundation Inc	Foundation for Prader Willi Research Walnut, CA	A	$17,500	paid	GENERAL SUPPORT	202533109349300818
2024	Donna and Stuart Farber Family Foundation Inc	Fdn for Prader-Willi Research Walnut, CA	C	$15,000	paid	SUPPORT PRADER-WILLI SYNDROME RESEARCH	202542119349100504
2024	Donor Advised Charitable Giving Inc	Foundation for Prader Willi Research Covina, CA	A	$12,450	paid	HEALTH	202541069349300729
2024	Moriah Foundation	Foundation for Prader Pasadena, CA	A	$10,000	paid	GENERAL SUPPORT	202543169349304624
2024	Jewish Federation Foundation of Greater Rhode Island	Foundation for Prader-Willi Research Inc Pasadena, CA	A	$10,000	paid	HEALTHY LIVES	202501359349312715
2024	Charities Aid Foundation America	Foundation for Prader Willi Research Covina, CA	A	$9,099	paid	CHARITABLE DONATION	202530589349300723
2024	Tyndale House Ministries	Foundation for Prader Willi Research Covina, CA	A	$5,667	paid	General program support	202432209349300968
2024	American Endowment Foundation	Foundation for Prader-Willi Research Covina, CA	A	$5,250	paid	DISEASE/DISORDER	202513219349310376
2024	Ebj & Msj Foundation	Foundation for Prader-Will Research Pasadena, CA	D	$2,000	paid	GENERAL FUND	202510849349100431
2024	Shell USA Company Foundation	Foundation for Prader Willi Research Covina, CA	B	$1,140	paid	1140	202503169349100200
2024	Dsfg Cares	Foundation for Prader - Willi Research Covina, CA	B	$1,000	paid	TO PROVIDE FUNDING FOR RESEARCH OF PRADER - WILLI SYNDROME.	202511289349101216
2024	The Stewart Family Foundation	Foundation for Prader-Willi Researc Walnut, CA	D	$500	paid	Charity	202531499349100108
2024	The Patrick and Dana Strader Family Foundation	Foundation for Prader-Willi Researc Covina, CA	C	$300	paid	Health, Research	202533189349103538
2024	Wynne Family Charitable Foundation	Foundation for Prader Willi Research Pasadena, CA	C	$250	paid	PROGRAM SUPPORT	202511999349100706
2024	Amica Companies Foundation	Foundation for Prader Willi Research Covina, CA	B	$240	paid	GENERAL PURPOSE	202513149349102831
2024	Jpmorgan Chase Foundation	Foundation for Prader Willi Research Walnut, CA	C	$200	paid	MATCHING CONTRIBUTION (GENERAL OPERATING SUPPORT)	202531699349100608
2024	Baird Foundation Inc	Foundation for Prader-Willi Research Pasadena, CA	C	$25	paid	HEALTH AND HUMAN SERVICES	202501349349104630
2023	Fidelity Investments Charitable Gift Fund	Foundation for Prader Willi Research Covina, CA	A	$1,514,300	paid	For grant recipient's exempt purposes	202441369349301334
2023	The Goldman Sachs Charitable Gift Fund	Foundation for Prader Willi Research Walnut, CA	A	$61,000	paid	MEDICAL/SCIENTIFIC RESEARCH & PROGRAMS	202421169349301122
2023	American Online Giving Foundation Inc	Foundation for Prader Willi Research Los Angeles, CA	A	$55,583	paid	GENERAL SUPPORT	202410469349300741
2023	Jewish Communal Fund	Foundation for Prader-Willi Research Pasadena, CA	A	$51,250	paid	IN FURTHERANCE OF GRANTEE'S TAX-EXEMPT PURPOSE	202410969349301036
2023	The Blackbaud Giving Fund	Foundation for Prader Willi Research Covina, CA	B	$49,814	paid	GENERAL SUPPORT	202402119349300860
2023	National Philanthropic Trust	Foundation for Prader-Willi Research Inc Covina, CA	A	$34,800	paid	HEALTH	202431429349301368
2023	Paypal Charitable Giving Fund	Foundation for Prader-Willi Researc Los Angeles, CA	A	$27,831	paid		202422999349301487
2023	Jewish Community Foundation of Orange County	Foundation for Prader-Willi Research Covina, CA	A	$25,000	paid	DONATION	202441769349300439
2023	Greater Houston Community Foundation	Foundation for Prader Willi Research Walnut, CA	A	$23,166	paid	HEALTH	202423209349321922
2023	Communities of Coastal Georgia Foundation Inc	Foundation for Prader Willi Research Walnut, CA	A	$20,000	paid	GENERAL SUPPORT	202432509349301128
2023	Donna and Stuart Farber Family Foundation Inc	Fdn for Prader-Willi Research Walnut, CA	C	$12,480	paid	SUPPORT PRADER-WILLI SYNDROME RESEARCH	202431209349101088
2023	Moriah Foundation	Foundation for Prader-Willi Research Walnut, CA	A	$10,000	paid	SUPPORT VAGUS NERVE RESEARCH	202412989349302216
2023	Schwab Charitable Fund	Foundation for Prader Willi Research Covina, CA	A	$8,250	paid	HEALTH	202411039349301716
2023	Charities Aid Foundation America	Foundation for Prader Willi Research Covina, CA	A	$6,244	paid	CHARITABLE DONATION	202440679349300014
2023	American Endowment Foundation	Foundation for Prader-Willi Research Pasadena, CA	A	$5,250	paid	DISEASE/DISORDER	202442479349301654
2023	Amazonsmile Foundation	Foundation for Prader-Willi Research Inc Covina, CA	B	$5,150	paid	GENERAL SUPPORT	202540919349100629
2023	Viking Global Foundation Inc	The Foundation for Prader-Willi Research Walnut, CA	C	$5,000	paid	GENERAL SUPPORT	202421949349100722
2023	Morgan Stanley Global Impact Funding Trust Inc	Foundation for Prader-Willi Research Inc Pasadena, CA	A	$5,000	paid	UNRESTRICTED GENERAL SUPPORT	202403209349313980
2023	The Raether Family Charitable Trust	The Foundation for Prader-Willi Research Walnut, CA	C	$5,000	paid	GENERAL PURPOSE	202402899349101050
2023	The Rudolph J & Daphne a Munzer Foundation	Foundation for Prader-Willi Research Inc Covina, CA	B	$2,000	paid	OPERATING SUPPORT	202422839349100727
2023	The R & G Connors Foundation	Foundation for Prader-Willi Research Covina, CA	B	$2,000	paid	GENERAL PURPOSE	202440749349100609
2023	Ebj & Msj Foundation	Foundation for Prader-Will Research Pasadena, CA	D	$1,500	paid	GENERAL FUND	202431209349100448
2023	Ge Foundation	Foundation for Prader Willi Research Walnut, CA	C	$1,350	paid	MATCHING GIFTS	202433199349106583
2023	The Torrice Family Charitable Trust C/O Stephen Torrice	Foundation for Prader-Willi Research Covina, CA	B	$1,000	paid	TO AID IN RESEARCH FOR PRADER-WILLI SYNDROME	202413209349101921
2023	Jpmorgan Chase Foundation	Foundation for Prader Willi Research Walnut, CA	C	$500	paid	GENERAL OPERATING SUPPORT	202443059349101309
2023	The Pfizer Foundation Inc	Foundation for Prader Willi Research Covina, CA	B	$435	paid	MATCHING GIFTS	202412839349100921
2023	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resea Covina, CA	C	$400	paid	PROGRAM/OPERATING SUPPORT	202411309349100126
2023	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resea Covina, CA	C	$400	paid	PROGRAM/OPERATING SUPPORT	202411309349100126
2023	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resea Covina, CA	C	$400	paid	PROGRAM/OPERATING SUPPORT	202411309349100126
2023	Susser Family Foundation	Foundation for Prader-Willi Research Covina, CA	B	$360	paid	PHILANTHROPIC	202431589349100218
2023	The Stewart Family Foundation	Foundation for Prader-Willi Researc Walnut, CA	D	$250	paid	Charity	202423129349101407
2023	Star Welfare Foundation Inc C/O Cbiz Marks Paneth LLC	Foundation for Prader Willi Research Covina, CA	B	$250	paid	TO FURTHER DONEE'S EXEMPT PURPOSE	202413119349102016
2023	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resea Covina, CA	C	$200	paid	PROGRAM/OPERATING SUPPORT	202411309349100126
2023	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resea Covina, CA	C	$200	paid	PROGRAM/OPERATING SUPPORT	202411309349100126
2023	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resea Covina, CA	C	$200	paid	PROGRAM/OPERATING SUPPORT	202411309349100126
2023	Wynne Family Charitable Foundation	Foundation for Prader Willi Research Pasadena, CA	C	$200	paid	PROGRAM SUPPORT	202421289349104302
2023	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resea Covina, CA	C	$200	paid	PROGRAM/OPERATING SUPPORT	202411309349100126
2023	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resea Covina, CA	C	$200	paid	PROGRAM/OPERATING SUPPORT	202411309349100126
2023	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resea Covina, CA	C	$200	paid	PROGRAM/OPERATING SUPPORT	202411309349100126
2023	Republic Bank Foundation Inc	Foundation for Prader-Willi Research Covina, CA	B	$104	paid	Matching gift	202441369349102529
2023	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resea Covina, CA	C	$100	paid	PROGRAM/OPERATING SUPPORT	202411309349100126
2023	Xcel Energy Foundation	Foundation for Prader Willi Research Covina, CA	B	$100	paid	MATCH A PREVIOUS DONATION (501(C)3)	202422589349100152
2023	Chubb Charitable Foundation	Foundation for Prader Willi Research Covina, CA	B	$100	paid	Matching Gifts	202443169349101574
2023	Shell USA Company Foundation (fka Shell Oil Company Foundation)	Foundation for Prader Willi Research Covina, CA	B	$70	paid	MEF	202403199349102135
2023	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resea Covina, CA	C	$52	paid	PROGRAM/OPERATING SUPPORT	202411309349100126
2023	The Labcorp Charitable Foundation	Foundation for Prader Willi Research Covina, CA	B	$52	paid	GENERAL SUPPORT	202411529349100601
2022	Fidelity Investments Charitable Gift Fund	Foundation for Prader Willi Research Walnut, CA	A	$1,793,758	paid	For grant recipient's exempt purposes	202321309349304807
2022	Fidelity Investments Charitable Gift Fund	Foundation for Prader Willi Research Walnut, CA	A	$1,793,758	paid	For grant recipient's exempt purposes	202430459349302913
2022	Vanguard Charitable Endowment Program	Foundation for Prader-Willi Research Inc Walnut, CA	A	$102,000	paid	For recipient's exempt purpose	202331359349303108
2022	The Goldman Sachs Charitable Gift Fund	Foundation for Prader Willi Research Walnut, CA	A	$50,000	paid	MEDICAL/SCIENTIFIC RESEARCH & PROGRAMS	202311099349301951
2022	The Blackbaud Giving Fund	Foundation for Prader-Willi Research Pasadena, CA	A	$39,676	paid	GENERAL SUPPORT	202312409349300046
2022	Moriah Foundation	Foundation for Prader Walnut, CA	A	$35,000	paid	GENERAL SUPPORT	202312989349301496
2022	American Online Giving Foundation Inc	Foundation for Prader Willi Research Los Angeles, CA	A	$26,312	paid	GENERAL SUPPORT	202340469349301209
2022	Paypal Charitable Giving Fund	Foundation for Prader-Willi Researc H Los Angeles, CA	A	$23,932	paid	GENERAL SUPPORT	202312929349301606
2022	Schwab Charitable Fund	Foundation for Prader Willi Research Walnut, CA	A	$16,850	paid	HEALTH	202330939349300403
2022	Communities of Coastal Georgia Foundation Inc	Foundation for Prader Willi Research Walnut, CA	A	$16,000	paid	GENERAL SUPPORT	202333069349301753
2022	Greater Houston Community Foundation	Foundation for Prader Willi Research Walnut, CA	A	$11,632	paid	HEALTH	202343199349320524
2022	National Philanthropic Trust	Foundation for Prader-Willi Research Inc Pasadena, CA	A	$11,500	paid	HEALTH	202311359349313966
2022	Donna and Stuart Farber Family Foundation Inc	Fdn for Prader-Willi Research Walnut, CA	C	$10,000	paid	SUPPORT PRADER-WILLI SYNDROME RESEARCH	202311309349101011
2022	Ricky Sandler Family Foundation C/O Eminence Partners	Foundation for Prader-Willi Research Walnut, CA	C	$10,000	paid	GENERAL SUPPORT	202303199349102415
2022	Amazonsmile Foundation	Foundation for Prader-Willi Research Inc Covina, CA	B	$7,400	paid	GENERAL SUPPORT	202313119349100141
2022	American Endowment Foundation	Foundation for Prader-Willi Research Pasadena, CA	A	$5,750	paid	DISEASE/DISORDER	202332499349300338
2022	Leon J Simkins Charitable Foundation	Foundation for Prader Willi Research Covina, CA	B	$5,000	paid	Charitable	202323189349106192
2022	Granite Foundation Agency (plg)	Foundation for Prader Willi Research Covina, CA	B	$2,860	paid	DONATION	202312489349100716
2022	Ge Foundation	Foundation for Prader Willi Research Walnut, CA	C	$1,325	paid	MATCHING GIFTS	202333189349102018
2022	Ebj & Msj Foundation	Foundation for Prader-Will Research Pasadena, CA	D	$1,300	paid	GENERAL FUND	202341309349104289
2022	Vivo Foundation	Foundation for Prader - Willi Reasearch Walnut, CA	D	$1,000	paid	TO FURTHER THE MISSION OF THE DONEE	202333189349102408
2022	The Poses Family Foundation	Foundation for Prader-Willi Research Covina, CA	B	$1,000	paid	GENERAL	202333189349104613
2022	Seyfarth Shaw Charitable Foundation	Foundation for Prader-Willi Research (fpwr) Walnut, CA	D	$1,000	paid	GENERAL CHARITABLE PURPOSE	202342269349100049
2022	The R & G Connors Foundation	Foundation for Prader-Willi Research Covina, CA	B	$500	paid	GENERAL PURPOSE	202300529349100955
2022	Monster Energy Cares	Foundation for Prader-Willi Research Walnut, CA	C	$500	paid	EMPLOYEE MATCHING	202311959349100311
2022	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resear Los Angeles, CA	D	$500	paid	PROGRAM/OPERATING SUPPORT	202301309349101020
2022	Otter Cares Foundation Aka Ottercares Foundation	Foundation for Prader Willi Research Walnut, CA	C	$275	paid	General & Unrestricted	202322839349101702
2022	Jpmorgan Chase Foundation	Foundation for Prader Willi Research Walnut, CA	C	$250	paid	GENERAL OPERATING SUPPORT	202322839349100212
2022	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resear Pasadena, CA	D	$200	paid	PROGRAM/OPERATING SUPPORT	202301309349101020
2022	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resear Pasadena, CA	D	$200	paid	PROGRAM/OPERATING SUPPORT	202301309349101020
2022	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resear Pasadena, CA	D	$200	paid	PROGRAM/OPERATING SUPPORT	202301309349101020
2022	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resear Pasadena, CA	D	$200	paid	PROGRAM/OPERATING SUPPORT	202301309349101020
2022	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resear Pasadena, CA	D	$200	paid	PROGRAM/OPERATING SUPPORT	202301309349101020
2022	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resear Pasadena, CA	D	$200	paid	PROGRAM/OPERATING SUPPORT	202301309349101020
2022	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resear Pasadena, CA	D	$200	paid	PROGRAM/OPERATING SUPPORT	202301309349101020
2022	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resear Pasadena, CA	D	$200	paid	PROGRAM/OPERATING SUPPORT	202301309349101020
2022	The Pfizer Foundation Inc	Foundation for Prader Willi Research Los Angeles, CA	C	$110	paid	VOLUNTEER PROGRAM	202313079349100411
2022	Xcel Energy Foundation	Foundation for Prader Willi Research Walnut, CA	C	$100	paid	MATCHING FUNDS	202302379349100410
2022	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resear Pasadena, CA	D	$100	paid	PROGRAM/OPERATING SUPPORT	202301309349101020
2022	Duke Energy Foundation	Foundation for Prader Willi Research Pasadena, CA	C	$10	paid	EMPLOYEE MATCHING GIFT DONATION	202333139349101323
2021	The Storr Family Foundation	Foundation for Prader-Willi Research Walnut, CA	C	$151,907	paid	MEDICAL	202142589349100619
2021	American Online Giving Foundation Inc	Foundation for Prader Willi Research Los Angeles, CA	A	$23,398	paid	GENERAL SUPPORT	202240469349301419
2021	Fidelity Investments Charitable Gift Fund	Foundation for Prader Willi Research Pasadena, CA	A	$13,016	paid	For grant recipient's exempt purposes	202221339349302787
2021	Schwab Charitable Fund	Foundation for Prader Willi Research Walnut, CA	A	$11,500	paid	HEALTH	202230499349301028
2021	Km Foundation	Foundation for Prader-Willi Research Walnut, CA	A	$10,000	paid	GROWTH	202201619349300410
2021	Vivo Foundation	Foundation for Prader - Willi Research Walnut, CA	C	$2,000	paid	TO FURTHER THE MISSION OF THE DONEE	202201399349100230
2021	Ebj & Msj Foundation	Foundation for Prader-Will Research Pasadena, CA	D	$1,300	paid	GENERAL FUND	202211459349101201
2021	The R & G Connors Foundation	Foundation for Prader-Willi Research Walnut, CA	C	$1,000	paid	GENERAL PURPOSE	202200769349101200
2021	Seyfarth Shaw Charitable Foundation	Foundation for Prader-Willi Research (fpwr) Walnut, CA	D	$1,000	paid	GENERAL CHARITABLE PURPOSE	202202419349100950
2021	Carmax Foundation	Foundation for Prader Willi Researc Walnut, CA	D	$500	paid	VOLUNTEER TEAM-BUILDERS & DRIVE	202111769349101201
2021	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resear Pasadena, CA	D	$400	paid	OPERATIONAL SUPPORT	202221309349101737
2021	Ekta Foundation	Foundation for Prader-Willi Researc Walnut, CA	D	$250	paid	GENERAL SUPPORT	202221069349100017
2021	If Hummingbird Foundation Inc	Foundation for Prader-Willi Research Walnut, CA	C	$250	paid	GENERAL	202241369349103194
2021	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resear Pasadena, CA	D	$200	paid	OPERATIONAL SUPPORT	202221309349101737
2021	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resear Pasadena, CA	D	$200	paid	OPERATIONAL SUPPORT	202221309349101737
2021	Jpmorgan Chase Foundation	Foundation for Prader Willi Research Walnut, CA	C	$200	paid	GENERAL OPERATING SUPPORT	202232809349100618
2021	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resear Pasadena, CA	D	$200	paid	OPERATIONAL SUPPORT	202221309349101737
2021	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resear Pasadena, CA	D	$200	paid	OPERATIONAL SUPPORT	202221309349101737
2021	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resear Pasadena, CA	D	$200	paid	OPERATIONAL SUPPORT	202221309349101737
2021	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resear Pasadena, CA	D	$200	paid	OPERATIONAL SUPPORT	202221309349101737
2021	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resear Pasadena, CA	D	$200	paid	OPERATIONAL SUPPORT	202221309349101737
2021	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Resear Pasadena, CA	D	$200	paid	OPERATIONAL SUPPORT	202221309349101737
2021	The Bruce H and Rosalie N Rosen Family Foundation	Foundation for Prader-Willi Researc Walnut, CA	D	$150	paid	MEDICAL RESEARCH TO IMPROVE THERAPIES FOR PATIENTS WITH PWS - IN MEMORY OF JON RAVEN	202241789349100809
2020	Fidelity Investments Charitable Gift Fund	Foundation for Prader Willi Research Pasadena, CA	A	$41,004	paid	For grant recipient's exempt purposes	202121359349300427
2020	Schwab Charitable Fund	Foundation for Prader Willi Research Walnut, CA	A	$20,016	paid	HEALTH	202140489349301804
2020	Prader-Willi Syndrome Association (usa)	Foundation for Prader-Willi Research Dept La32316 Pasadena, CA	A	$20,000	paid	PWS CONSORTIUM - OXYTOCIN STUDY	202112289349303171
2020	American Online Giving Foundation Inc	Foundation for Prader Willi Research Los Angeles, CA	A	$18,229	paid	GENERAL SUPPORT	202120469349300002
2020	Donna and Stuart Farber Family Foundation Inc	Fdn for Prader-Willi Research Walnut, CA	C	$15,000	paid	SUPPORT PRADER-WILLI SYNDROME RESEARCH	202121259349100012
2020	Catholic Community Foundation of Los Angeles	Foundation for Prader-Willi Research Walnut, CA	A	$10,000	paid	FOR THE BENEFIT OF THE FUNDRAISER ON APRIL 4TH IN THOUSAND OAKS	202132959349301713
2020	National Philanthropic Trust	Foundation for Prader-Willi Research Inc Walnut, CA	A	$10,000	paid	HEALTH	202121459349300307
2020	Greater Houston Community Foundation	Foundation for Prader Willi Research Walnut, CA	A	$5,000	paid	To assist in medical research of Prader Willi Syndrome	202133199349306838
2020	Amazonsmile Foundation	Foundation for Prader-Willi Research Inc Walnut, CA	C	$4,665	paid	GENERAL SUPPORT	202113199349100901
2020	Enterprise Holdings Foundation	Foundation for Prader Willi Researc Los Angeles, CA	D	$2,500	paid	Program Support	202101909349100100
2020	Greater Houston Community Foundation	Foundation for Prader Willi Research Walnut, CA	A	$2,500	paid	In honor of Jackson Gilliam, from Josh and Katie Gilliam	202133199349306838
2020	Amica Companies Foundation	Foundation for Prader Willi Research Walnut, CA	C	$2,500	paid	GENERAL PURPOSE	202103199349106350
2020	Greater Houston Community Foundation	Foundation for Prader Willi Research Walnut, CA	A	$2,500	paid	Health	202133199349306838
2020	Greater Houston Community Foundation	Foundation for Prader Willi Research Walnut, CA	A	$2,000	paid	Health	202133199349306838
2020	Pohlad Family Foundation	Foundation for Prader-Willi Research Walnut, CA	C	$2,000	paid	GENERAL OPERATING	202230109349100763
2020	Greater Houston Community Foundation	Foundation for Prader Willi Research Walnut, CA	A	$1,770	paid	Health	202133199349306838
2020	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Research Walnut, CA	C	$1,000	paid	GENERAL SUPPORT	202131479349100003
2020	The R & G Connors Foundation	Foundation for Prader-Willi Research Walnut, CA	C	$750	paid	GENERAL PURPOSE	202100759349100715
2020	Greater Houston Community Foundation	Foundation for Prader Willi Research Walnut, CA	A	$500	paid	This grant is in support of Jackson Gilliam in Houston, Tx.	202133199349306838
2020	Ebj & Msj Foundation	Foundation for Prader-Will Research Pasadena, CA	D	$500	paid	GENERAL FUND	202122369349100412
2020	Greater Houston Community Foundation	Foundation for Prader Willi Research Walnut, CA	A	$500	paid	In honor of Jackson Gilliam	202133199349306838
2020	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Research Pasadena, CA	C	$400	paid	GENERAL SUPPORT	202131479349100003
2020	The Hawks Foundation	Foundation for Prader-Willi Research Pasadena, CA	C	$225	paid	SUPPORT MEDICAL RESEARCH	202132809349100208
2020	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Research Pasadena, CA	C	$200	paid	GENERAL SUPPORT	202131479349100003
2020	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Research Pasadena, CA	C	$200	paid	GENERAL SUPPORT	202131479349100003
2020	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Research Pasadena, CA	C	$200	paid	GENERAL SUPPORT	202131479349100003
2020	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Research Pasadena, CA	C	$200	paid	GENERAL SUPPORT	202131479349100003
2020	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Research Walnut, CA	C	$50	paid	GENERAL SUPPORT	202131479349100003
2020	Duke Energy Foundation	Foundation for Prader-Willi Research Inc Pasadena, CA	C	$50	paid	EMPLOYEE MATCHING GIFTS	202113169349100346
2020	Duke Energy Foundation	Foundation for Prader-Willi Research Inc Walnut, CA	C	$50	paid	EMPLOYEE MATCHING GIFTS	202113169349100346
2020	Chubb Charitable Foundation	Foundation for Prader Willi Research Walnut, CA	C	$40	paid	Matching Gifts	202220129349100907
2020	Chubb Charitable Foundation	Foundation for Prader Willi Research Walnut, CA	C	$30	paid	Matching Gifts	202220129349100907
2020	Duke Energy Foundation	Foundation for Prader-Willi Research Inc Walnut, CA	C	$20	paid	EMPLOYEE MATCHING GIFTS	202113169349100346
2020	Baird Foundation Inc	Foundation for Prader-Willi Research Walnut, CA	C	$15	paid	HEALTH AND HUMAN SERVICES	202121349349102557
2019	The Robert J Kahn Testamentary Foundation C/O Murray L Blackman	The Foundation for Prader-Willi Research Los Angeles, CA	C	$25,000	paid	CHARITABLE ACTIVITIES	202001929349100800
2019	Fidelity Investments Charitable Gift Fund	Foundation for Prader Willi Research Pasadena, CA	A	$13,950	paid	For grant recipient's exempt purposes	202041789349301474
2019	Schwab Charitable Fund	Foundation for Prader Willi Research Walnut, CA	A	$11,650	paid	HEALTH	202010489349300101
2019	United Way Worldwide	Foundation for Prader-Willi Research Inc Walnut, CA	A	$5,025	paid	General Charitable Operation	202043219349319519
2019	United Way Worldwide	Foundation for Prader-Willi Research Inc Walnut, CA	A	$5,025	paid	General Charitable Operation	202043219349319519
2019	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Researc Pasadena, CA	D	$1,250	paid	PROGRAM/OPERATING SUPPORT	202001499349100200
2019	Ebj & Msj Foundation	Foundation for Prader-Will Research Pasadena, CA	D	$300	paid	GENERAL FUND	202031799349100203
2019	Schultz Family Foundation Charitable Trust	Foundation for Prader-Willi Research Walnut, CA	C	$50	paid	TO HELP WITH COSTS	202011279349100531
2018	Massachusetts Charitable Society C/O Wave Equity Partners	The Foundation for Prader-Willi Research Walnut, CA	A	$18,000	paid	EXEMPT PURPOSE	201921509349300007
2018	Fidelity Investments Charitable Gift Fund	Foundation for Prader Willi Research Pasadena, CA	A	$11,900	paid	FOR GRANT RECIPIENT'S EXEMPT PURPOSES	201931359349301478
2018	United Way of Bergen County	Foundation for Prader Willi Research Pasadena, CA	A	$7,500	paid	DONOR DESIGNATION	201910459349300126
2018	Donna and Stuart Farber Family Foundation Inc	Fdn for Prader-Willi Research Walnut, CA	C	$7,500	paid	SUPPORT PRADER-WILLI SYNDROME RESEARCH	201911339349101001
2018	Greater Houston Community Foundation	Foundation for Prader Willi Research Pasadena, CA	A	$7,250	paid	This grant is in honor of Jackson Gilliam.	201922699349301307
2018	National Credit Union Foundation	Foundation for Prader-Willi Research Alexandria, VA	A	$5,000	paid	COMMUNITY OUTREACH	201922039349301012
2018	Smiling Eyes Foundation	Foundation for Prader-Willi Research Walnut, CA	C	$1,000	paid	FURTHER THE MISSION OF THE ORGANIZATION.	201933099349100838
2018	Ebj & Msj Foundation	Foundation for Prader-Will Research Pasadena, CA	D	$250	paid	GENERAL FUND	201941359349101629
2018	Plantowsky Family Foundation	Foundation for Prader-Willi Research Pasadena, CA	C	$180	paid	CONTRIBUTION TO THE GENERAL OPERATING FUND TO ENABLE THEM TO FULFILL THEIR CHARITABLE PURPOSE.	201931359349100408
2018	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Researc Pasadena, CA	D	$100	paid	PROGRAM/OPERATING SUPPORT	201931349349102143
2018	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Researc Pasadena, CA	D	$100	paid	PROGRAM/OPERATING SUPPORT	201931349349102143
2018	The Bank of America Charitable Foundation Inc	Foundation for Prader Willi Researc Walnut, CA	D	$50	paid	PROGRAM/OPERATING SUPPORT	201931349349102143
2017	Prader-Willi Syndrome Association (usa)	Foundation for Prader-Willi Research Walnut, CA	C	$10,000	paid	CONSORTIUM CLINICAL TRIALS	201901209349301385

Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.

Recipient matching for this dataset version has not yet completed its independent precision check. Tier A rows carry the EIN the filer reported; tiers B–D are inferred and should be read as leads until the check is published on the methodology page.

Derived from IRS Form 990-PF and Form 990 Schedule I e-file XML filed by the funders shown; this organization's identity from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The rows as Parquet: manifest.

The same organization elsewhere in the program: exempt status and filing health · federal awards · grant guidance · open opportunities.

This is informational only, derived from public data on the dates shown. It is not an eligibility determination, and not legal, tax, or accounting advice. Verify against the official source before relying on it.