The Luminescence Foundation concentrates its philanthropic dollars on a very small number of large, unrestricted gifts, with a strong emphasis on health/medical institutions and cultural institutions tied to sport. The foundation is a major supporter of the Mayo Clinic (receiving repeat, substantial grants) and also funds preservation and public access to sporting/equestrian history through the National Sporting Library. Its giving appears targeted and strategic rather than broadly distributed across many small nonprofits.
A defining feature of The Luminescence Foundation Inc is its pattern of large, unrestricted gifts to a small set of institutions, especially Mayo Clinic. The foundation gave Mayo Clinic $666,667 in 2025 after a $325,000 gift in 2023, making the medical center one of its clearest recurring beneficiaries. Alongside that medical support, the foundation has backed institutions tied to sport and equestrian heritage, including the National Sporting Library with a $260,000 grant in 2023. Its recent portfolio also reaches into major cancer care, dementia research, and public-interest organizations, but the giving remains selective rather than broad. In 2025 and 2023, the foundation also made six-figure grants to New York Presbyterian Fund Inc, Memorial Sloan Kettering Cancer Center, Brightfocus Foundation, and The University of Texas MD Anderson, indicating an emphasis on established organizations with substantial program needs. The overall picture is of a foundation that uses relatively few, comparatively large awards to support health, research, and cultural preservation.
In medical research and clinical care, the foundation funded several major institutions with named program purposes. It gave $200,000 to The University of Chicago for Alzheimer’s research and $50,000 to The Johns Hopkins University for the Albstein Fund for Brain Science. It also supported Brightfocus Foundation with $100,000 in 2025 and $100,000 in 2023. For cancer care and hospital support, the foundation gave $200,000 to Memorial Sloan Kettering Cancer Center in 2023 and again in 2025, and $200,000 in 2025 to New York Presbyterian Fund Inc. Beyond health, the foundation gave $200,000 to Weta in Washington, DC and $200,000 to Weta in Arlington, VA, showing support for public media institutions as well. Its cultural giving includes $260,000 to the National Sporting Library for general support.
The typical grant size is modest relative to the foundation’s largest awards: p25 is $1,000, the median is $5,000, and p75 is $25,000. That spread sits alongside a small number of much larger gifts, including several in the $100,000 to $666,667 range. The recent record also shows repeat giving to the same organizations across multiple years, such as Mayo Clinic, Memorial Sloan Kettering Cancer Center, Brightfocus Foundation, Eye to Eye Inc, Promise Project Fcny, and American Israel Education Foundation. The foundation makes grants, funds individuals, and does not make program-related investments. The pattern suggests targeted grantmaking with recurring institutional relationships rather than one-time spot awards only.
$2.8M
$30.9M
$6.3M
$4M
Most grants fall between $1K and $25K, with a median of $5K.
25th Percentile
$1K
Median
$5K
75th Percentile
$25K
Top 2 recipient countries by grant volume for Luminescence Foundation.
| Rank | Country | Grants | Total | Share |
|---|---|---|---|---|
| 1 | United StatesDomestic | 249 | $8.9M | 99.2% |
| 2 | Poland |
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Highly concentrated: few, very large grants; repeat funding to a core medical institution (Mayo Clinic) alongside sizable one-off gifts to niche cultural organizations.
Notable grantees: Mayo Clinic, National Sporting Library
Grantmaking is concentrated in the Mid-Atlantic and Northeast, with the largest share by recipient count going to DC and 47% of grants going to recipients in Virginia, the foundation’s HQ state. Named recipient locations include Washington, DC; Arlington, VA; Winchester, VA; Middleburg, VA; Warrenton, VA; Lovettsville, VA; Berryville, VA; New York, NY; Baltimore, MD; and Rochester, MN. Every recorded grant in the dataset went to a US recipient. The geographic profile is regional, but it reaches beyond Virginia to major national institutions in DC, New York, Maryland, and Minnesota.
Its recent grants show a focus on medical research and clinical care, including Mayo Clinic, Memorial Sloan Kettering Cancer Center, New York Presbyterian Fund Inc, The University of Texas MD Anderson, Brightfocus Foundation, and The University of Chicago. It also supports cultural and public-interest organizations such as the National Sporting Library, Weta, and National Public Radio Inc.
Yes. The recent record includes repeat support for Mayo Clinic in 2023 and 2025, Memorial Sloan Kettering Cancer Center in 2023 and 2025, Brightfocus Foundation in 2023 and 2025, Eye to Eye Inc in 2023 and 2025, Promise Project Fcny in 2023 and 2025, and American Israel Education Foundation in 2023 and 2025.
The typical grant size is $1,000 at the 25th percentile, $5,000 at the median, and $25,000 at the 75th percentile. Recent grants also include larger awards of $100,000, $200,000, $260,000, and $666,667, so the distribution includes a few very large gifts alongside many smaller ones.
By recipient count, DC is the top state-level giving location, and 47% of grants go to recipients in Virginia, where the foundation is headquartered. Recent recipient cities include Washington, DC; Arlington, Winchester, Middleburg, Warrenton, Lovettsville, and Berryville in Virginia, plus New York, Baltimore, Rochester, Chicago, Houston, and Medford.
Yes. The dataset names Alzheimer’s research at The University of Chicago and the Albstein Fund for Brain Science at The Johns Hopkins University. It also lists support for clinical and medical institutions, including Mayo Clinic, Memorial Sloan Kettering Cancer Center, Brightfocus Foundation, and The University of Texas MD Anderson.
2025
Source: IRS Form 990-PF, fiscal year 2025.
| 2 |
| $100K |
0.8% |
Recipient country reflects the grantee's headquarters per IRS 990-PF and Schedule F filings, not the program's implementation country.
Most recent grants reported to the IRS.
| Recipient | Location | Amount | Year | Purpose |
|---|---|---|---|---|
| MAYO CLINIC | ROCHESTER, MN | $666,667 | 2025 | GENERAL |
| MEMORIAL SLOAN KETTERING CANCER CENTER | NEW YORK, NY | $200,000 | 2025 | GENERAL |
| NEW YORK PRESBYTERIAN FUND INC | NEW YORK, NY | $200,000 | 2025 | GENERAL |
| WETA | WINCHESTER, VA | $200,000 | 2025 | GENERAL |
| PROMISE PROJECT FCNY | NEW YORK, NY | $150,000 | 2025 | GENERAL |
| THE UNIVERSITY OF TEXAS MD ANDERSON | HOUSTON, TX | $100,000 | 2025 | GENERAL |
| BRIGHTFOCUS FOUNDATION | CLARKSBURG, MD | $100,000 | 2025 | GENERAL |
| MIDDLEBERG HUMANE FOUNDATION | MARSHALL, VA | $97,825 | 2025 | GENERAL |
| AMERICAN PRAIRIE RESERVE | BOZEMAN, MT | $83,333 | 2025 | GENERAL |
| THE ALS ASSOCIATION | ROCKVILLE, MD | $75,000 | 2025 | GENERAL |
| AMERICAN ISRAEL EDUCATION FOUNDATION | WASHINGTON, DC | $75,000 | 2025 | GENERAL |
| EYE TO EYE INC | NEW YORK, NY | $55,555 | 2025 | GENERAL |
| CENTER FOR REPRODUCTIVE RIGHTS | NEW YORK, NY | $50,000 | 2025 | GENERAL |
| ACLU FOUNDATION | BERRYVILLE, VA | $50,000 | 2025 | GENERAL |
| CANINE COMPANIONS | MEDFORD, NY | $50,000 | 2025 | GENERAL |
| THE JOHNS HOPKINS UNIVERSITY | BALTIMORE, MD | $50,000 | 2025 | PHYLLIS S. ALBSTEIN FUND FOR BRAIN SCIENCE |
| YELLOWHAMMER FUND | ASHBURN, VA | $50,000 | 2025 | GENERAL |
| YALE CANCER CENTER | LEESBURG, VA | $50,000 | 2025 | GENERAL |
| PLANNED PARENTHOOD FEDERATION | LOVETTSVILLE, VA | $50,000 | 2025 | GENERAL |
| OUR CHILDREN FOUNDATION | NEW YORK, NY | $45,000 | 2025 | GENERAL |
| SHENANDOAH UNIVERSITY | WINCHESTER, VA | $36,000 | 2025 | GENERAL |
| THE STEFAN AND MARILYN TUCKER SCHOLARSHIP | CHARLOTTESVILLE, VA | $35,000 | 2025 | GENERAL |
| YOUNG AMERICA'S FOUNDATION | LEESBURG, VA | $25,000 | 2025 | GENERAL |
| THE BARKER ADOPTION FOUNDATION | BETHESDA, MD | $25,000 | 2025 | GENERAL |
| TEMPLE GWATHMEY STEEPLECHASE | WARRENTOWN, VA | $25,000 | 2025 | GENERAL |
| USMMAAF | RECTORTOWN, VA | $25,000 | 2025 | NONE |
| WINDSWEPT ACADEMY | EAGLE BUTTE, SD | $20,000 | 2025 | GENERAL |
| ALZHEIMER'S DRUG DISCOVERY FOUNDATION | NEW YORK, NY | $15,000 | 2025 | GENERAL |
| UPPERVILLE COLT & HORSE SHOW | UPPERVILLE, VA | $14,850 | 2025 | GENERAL |
| MIDDLEBURG COMMUNITY CENTER | MIDDLEBURG, VA | $12,500 | 2025 | GENERAL |
| I HAVE A DREAM FOUNDATION | NEW YORK, NY | $10,000 | 2025 | GENERAL |
| THE WILD ANIMAL SANCTUARY | AFTON, VA | $10,000 | 2025 | GENERAL |
| HUNT COUNTRY STABLE TOUR | BERRYVILLE, VA | $10,000 | 2025 | GENERAL |
| ENCOURAGE KIDS FOUNDATION | NEW YORK, NY | $10,000 | 2025 | GENERAL |
| THE LEUKEMIA AND LYMPHOMA SOCIETY | RYE BROOK, NY | $10,000 | 2025 | GENERAL |
| PIEDMONT SYMPHONY ORCHESTRA | WARRENTON, VA | $10,000 | 2025 | GENERAL |
| CAMPAIGN LEGAL CENTER | WASHINGTON DC, DC | $7,500 | 2025 | GENERAL |
| MUSEUM OF HOUNDS AND HUNTING | LEESBURG, VA | $5,000 | 2025 | GENERAL |
| BIG APPLE HONOR FLIGHT | WINCHESTER, VA | $5,000 | 2025 | GENERAL |
| COALITION FOR THE HOMELESS | ALDIE, VA | $5,000 | 2025 | GENERAL |
| BULL RUN MOUNTAIN CONSERVANCY | BROAD RUN, VA | $5,000 | 2025 | GENERAL |
| OCEAN CONSERVANCY | WASHINGTON, DC | $5,000 | 2025 | GENERAL |
| OCH CONSERVATION FOUNDATION | THE PLAINS, VA | $5,000 | 2025 | GENERAL |
| OATLANDS | NEW YORK, NY | $5,000 | 2025 | GENERAL |
| EDUCATION ALLIANCE | CHICAGO, IL | $5,000 | 2025 | ALZHEIMER'S RESEARCH |
| MARSHALL VOLUNTEER RESCUE SQUAD | MARSHALL, VA | $5,000 | 2025 | GENERAL |
| AAHA | LAKEWOOD, CO | $5,000 | 2025 | GENERAL |
| YOUTH FOR TOMORROW | TARZANA, CA | $3,000 | 2025 | GENERAL |
| LAND TRUST OF VIRGINIA | MIDDLEBURG, VA | $2,500 | 2025 | NONE |
| BANNEKER ELEMENTARY PTO | BROOKLYN NY, NY | $2,000 | 2025 | GENERAL |
MAYO CLINIC
$666,667GENERAL
MEMORIAL SLOAN KETTERING CANCER CENTER
$200,000GENERAL
PROMISE PROJECT FCNY
$150,000GENERAL
THE UNIVERSITY OF TEXAS MD ANDERSON
$100,000GENERAL
MIDDLEBERG HUMANE FOUNDATION
$97,825GENERAL
THE ALS ASSOCIATION
$75,000GENERAL
AMERICAN ISRAEL EDUCATION FOUNDATION
$75,000GENERAL
ACLU FOUNDATION
$50,000GENERAL
CANINE COMPANIONS
$50,000GENERAL
THE JOHNS HOPKINS UNIVERSITY
$50,000PHYLLIS S. ALBSTEIN FUND FOR BRAIN SCIENCE
YELLOWHAMMER FUND
$50,000GENERAL
YALE CANCER CENTER
$50,000GENERAL
PLANNED PARENTHOOD FEDERATION
$50,000GENERAL
OUR CHILDREN FOUNDATION
$45,000GENERAL
THE STEFAN AND MARILYN TUCKER SCHOLARSHIP
$35,000GENERAL
YOUNG AMERICA'S FOUNDATION
$25,000GENERAL
TEMPLE GWATHMEY STEEPLECHASE
$25,000GENERAL
USMMAAF
$25,000NONE
WINDSWEPT ACADEMY
$20,000GENERAL
MIDDLEBURG COMMUNITY CENTER
$12,500GENERAL
THE WILD ANIMAL SANCTUARY
$10,000GENERAL
HUNT COUNTRY STABLE TOUR
$10,000GENERAL
THE LEUKEMIA AND LYMPHOMA SOCIETY
$10,000GENERAL
PIEDMONT SYMPHONY ORCHESTRA
$10,000GENERAL
MUSEUM OF HOUNDS AND HUNTING
$5,000GENERAL
BIG APPLE HONOR FLIGHT
$5,000GENERAL
COALITION FOR THE HOMELESS
$5,000GENERAL
BULL RUN MOUNTAIN CONSERVANCY
$5,000GENERAL
OCH CONSERVATION FOUNDATION
$5,000GENERAL
OATLANDS
$5,000GENERAL
EDUCATION ALLIANCE
$5,000ALZHEIMER'S RESEARCH
MARSHALL VOLUNTEER RESCUE SQUAD
$5,000GENERAL
AAHA
$5,000GENERAL
YOUTH FOR TOMORROW
$3,000GENERAL
LAND TRUST OF VIRGINIA
$2,500NONE
BANNEKER ELEMENTARY PTO
$2,000GENERAL