Longhouse Reserve

Nonprofit · Grant recipient East Hampton, NY EIN 33-1058583

Funding Overview

From IRS Form 990 filings · 2019–2025

Total received

$2.3M

Foundation funders

71

Grants recorded

143

Years covered

2019–2025

Who funds Longhouse Reserve?

Longhouse Reserve is funded by 71 grantmakers, led by Joseph & Sylvia Slifka Foundation Inc ($1.3M), The Jenesis Group ($85K), The Roy & Niuta Titus Foundation ($78K). In total, IRS Form 990 filings record $2.3M in grants to Longhouse Reserve between 2019–2025.

FunderTotal givenGrantsYears
Joseph & Sylvia Slifka Foundation Inc$1,250,00012021
The Jenesis Group$85,00022020–2021
The Roy & Niuta Titus Foundation$77,79062020–2025
Goldman-sonnenfeldt Foundation Inc$73,30022020–2021
National Philanthropic Trust$71,65042020–2023
Joyce and Irving Goldman Family$71,00042020–2024
The New York Community Trust$66,00022023–2024
The Goldman Sachs Charitable Gift Fund$60,00012022
The Horace W Goldsmith Foundation$60,00032020–2022
The Thomas Phillips and Jane$50,00022020–2021
Jewish Communal Fund$44,45042020–2023
The Morningstar Philanthropic Foundation$35,00022020–2021
Milton and Sally Avery Arts Foundation$30,00032022–2024
Kate Cassidy Foundation$30,00062022–2024
The Fine and Greenwald Foundation$25,00052020–2024
Greater Houston Community Foundation$20,00022020–2021
The Cowles Charitable Trust$19,00042020–2024
The Bessemer Giving Fund$15,00022020–2021
Cape Branch Foundation$12,50022023–2024
Louis and Sandra Grotta Foundation Inc$12,50052020–2024
Mary Jane Hipp Brock Family$11,00022024
The Calamus Foundation Inc$10,00012024
The Thompson Family Foundation Inc$10,00022023–2024
Chatterjee Charitable Foundation$10,00012021
Community Foundation for Palm Beach and$10,00012020
Show all 71 funders
Jpmorgan Chase Foundation$9,55012024
The Penniman Foundation Inc$7,15032022–2024
Woodward Family Charitable Foundation$7,00042021–2024
Vanguard Charitable Endowment Program$6,50012024
The Donald and Barbara Zucker$6,10032021–2022
Allmen Foundation Trust$5,50012020
Saul & Devorah Sherman Fund$5,12042023–2024
Vija Celmins Foundation Inc$5,00012024
Muriel F Siebert Foundation Inc$5,00012024
Charleigh Charitable Trust$5,00012024
The Campbell Family Foundation$5,00012024
The James and Kelli Stanton$5,00012023
Bristol-myers Squibb Foundation Inc$5,00012023
The Joe & Hellen Darion Foundation$5,00012022
Robert Lehman Foundation Inc$5,00012020
Stewart Flane &bonnie Comley Foundation$4,50012023
Bob and Eileen Gilman Family Foundation$4,00022020–2024
Avalon Nature Preserve Inc$4,00042021–2024
Marlin Miller Jr Family Foundation$4,00022020–2022
The Malkenson Foundation$3,95022023–2024
Daniel M Neidich & Brooke Garber$3,50032021–2025
John & Florence Lawrence Foundation Inc$3,25032021–2025
Gerald L Lennard Foundation Inc$3,00012024
Eileen Fisher Foundation$3,00012024
Orentreich Family Foundation$3,00022024
Pannonia Foundation$2,50012024
The Geri Bauer Foundation Inc$2,50012021
Er Roberts Family Foundation$2,50012020
Motch Family Foundation Inc$2,50022019–2020
Slade-betts Foundation for Protection of$2,00022023
Emma F Jacobs Foundation$2,00012021
The Gelsomina Charitable Foundation$2,00022020–2021
Altman Foundation$1,50022020–2022
Findlay Family Foundation$1,50012020
Sorenson Family Foundation$1,00012024
The Jayne and Leonard Abess$1,00012024
Beverly & Joel Altman Family Foundation$1,00012023
Schoenheimer Foundation$95042022–2024
Wunsch Foundation Inc$50012024
Up-wingers Inc$50012023
Michael S Feldberg - Ruth Lazarus$50012023
Connelly Family Foundation$50012023
James Wheeler Campbell Memorial$50012022
Vos Family Foundation$50012021
The Chazen Foundation$25012020
Considine-reilly Charitable Foundat$3012021

Funding over time

Grant dollars and counts received per year

$0$384K$768K$1M$2M1 grants201926 grants202026 grants202122 grants202227 grants202338 grants20243 grants2025

What grants has Longhouse Reserve received?

Individual grants from IRS Form 990 filings, newest first

YearFunderPurposeAmount
2025The Roy & Niuta Titus FoundationPromote artistic expression and education, specifically living with arts in all of its forms.$16,350
2025Daniel M Neidich & Brooke GarberGENERAL CHARITABLES$2,500
2025John & Florence Lawrence Foundation IncGENERAL PURPOSES$1,500
2024The New York Community TrustFOR GENERAL SUPPORT.$38,500
2024Mary Jane Hipp Brock FamilyGENERAL SUPPORT$10,000
2024Cape Branch FoundationGENERAL SUPPORT$10,000
2024Milton and Sally Avery Arts FoundationTO SUPPORT GENERAL OPERATIONS$10,000
2024The Calamus Foundation IncSEE FOOTNOTE$10,000
2024Jpmorgan Chase FoundationMATCHING CONTRIBUTION (GENERAL OPERATING SUPPORT)$9,550
2024Vanguard Charitable Endowment ProgramFOR RECIPIENT'S EXEMPT PURPOSE$6,500
2024The Thompson Family Foundation IncTO AID THE DONEE ORGANIZATION IN CARRYING OUT ITS EXEMPT FUNCTIONS.$5,000
2024The Fine and Greenwald FoundationART & CULTURE$5,000
2024The Cowles Charitable TrustTHE ARTS$5,000
2024Kate Cassidy FoundationGENERAL SUPPORT$5,000
2024Vija Celmins Foundation IncTO PROMOTE THE ARTS$5,000
2024Muriel F Siebert Foundation IncGENERAL SUPPORT$5,000
2024Kate Cassidy FoundationGENERAL SUPPORT$5,000
2024Charleigh Charitable Trustserving the community with vast open space, programs in art, nature, and wellness, and providing a sanctuary for Long Island and beyond.$5,000
2024Joyce and Irving Goldman FamilyGENERAL OPERATING SUPPORT$5,000
2024The Campbell Family FoundationGENERAL & UNRESTRICTED$5,000
2024Gerald L Lennard Foundation IncCharitable Event$3,000
2024Eileen Fisher FoundationENVIRONMENTAL$3,000
2024The Roy & Niuta Titus FoundationPromote artistic expression and education, specifically living with arts in all of its forms.$2,575
2024Pannonia FoundationTO HELP ACTIVITIES OF VAR PUBLIC CHAR INST WHICH ARE EXEMPT UNDER 501 (C) (3)$2,500
2024Bob and Eileen Gilman Family FoundationGENERAL OPERATING$2,500
2024The Malkenson FoundationPUBLIC CHARITY SUPPORT$2,350
2024Orentreich Family FoundationCHARITABLE$1,500
2024Orentreich Family FoundationCHARITABLE$1,500
2024Louis and Sandra Grotta Foundation IncGENERAL SUPPORT$1,500
2024John & Florence Lawrence Foundation IncGENERAL PURPOSES$1,250

Showing 30 most recent of 143 recorded grants.

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Frequently Asked Questions

Who funds Longhouse Reserve?

Longhouse Reserve is funded by 71 grantmakers, led by Joseph & Sylvia Slifka Foundation Inc ($1.3M), The Jenesis Group ($85K), The Roy & Niuta Titus Foundation ($78K). In total, IRS Form 990 filings record $2.3M in grants to Longhouse Reserve between 2019–2025.

Who is Longhouse Reserve's largest funder?

Joseph & Sylvia Slifka Foundation Inc is the largest recorded funder of Longhouse Reserve, with $1.3M across 1 grant (2021).

How much grant funding has Longhouse Reserve received?

IRS 990 filings record $2.3M in grants to Longhouse Reserve across 143 grants from 71 funders between 2019–2025. Filings are published on a delay, so recent grants may not appear yet.

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Grant data is drawn from IRS Form 990 filings via Grantable's GrantGraph™. Filings are published on a delay; recent grants may not appear yet.