Robert David Lion Gardiner Foundation Inc
Grantmaking foundation in Hampton Bays, New York · EIN 13-3354308
- Grants itemized on the 990
- $5.7MTax year 2025
- Grants made
- 87Tax year 2025
- Total assets
- $120MLatest reported
- Latest IRS filing
- 2025Form 990 / 990-PF
Mission
THE FOUNDATION'S DIRECT CHARITABLE ACTIVITIES CONSIST OF PROVIDING FOR SCHOLARSHIPS AND DONATIONS TO EDUCATIONAL FACILITIES & OTHER CHARITABLE ORGANIZATIONS TO EDUCATE AND PRESERVE THE HISTORY AND HISTORICAL ARTIFACTS OF LONG ISLAND, NEW YORK. THE FOUNDATION'S PURPOSE ALSO INCLUDES EDUCATION AND INFORMATION TO THE GENERAL PUBLIC IN THE STATE OF NEW YORK, PARTICULARLY IN THE AREA OF THE TOWN OF ISLIP AND MORE GENERALLY IN SUFFOLK COUNTY, CONCERNING THE CULTURE, ART AND TRADITION OF THE LOCALITY; TO CULTIVATE, FOSTER AND PROMOTE INTEREST IN, AND UNDERSTANDING AND APPRECIATION OF THE SOCIETAL HERITAGE OF THE TOWN OF ISLIP, PARTICULARLY DURING THE NINETEENTH CENTURY; TO ENCOURAGE AND SPONSOR THE CREATION AND PERPETUATION BY EXISTING AND FUTURE HISTORICAL SOCIETIES OF COLLECTIONS AND REPOSITORIES OF THE DEPOSIT, COLLECTION AND EXAMINATION OF DOCUMENTS AND ARTIFACTS OF VARIOUS KINDS OF RELEVANT TO SUCH HERITAGE AND TRADITIONS; AND TO SPONSOR AND ENCOURAGE THE PRESERVATION, RESTORATION AND EX
Giving by year
Totals by tax year, rounded to two significant figures. Years without a reported total show the sum of grants itemized on the filing.
Top recipients
| Recipient | Amount | Tax year |
|---|---|---|
| Cooper Union for the Adv of Science | $600K | 2025 |
| Cold Spring Harbor Laboratory | $500K | 2025 |
| National Trust for Historic Presv | $330K | 2025 |
| PBS Foundation | $330K | 2025 |
| East End Seaport Museum and Marine Foundation | $300K | 2025 |
Amounts are rounded. The full grantee list (87 grants in 2025) is available with a free account.
Website: www.rdlgfoundation.org
See the full profile. All grants with amounts and years, board and officers, contact details, giving patterns and your organization's fit score are available with a free GrantAuthority account.
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Source: IRS Form 990 and 990-PF filings, tax year 2025. Also see this organization on ProPublica Nonprofit Explorer.