The Diane and Ron Miller Fund is a major supporter of the arts—particularly classical music ensembles and regional museums—concentrating large gifts on marquee cultural institutions in California while occasionally funding international humanitarian work. Their giving favors a small number of high-dollar grants to well-established organizations, with repeat multi-grant support for flagship performing arts partners.
The Diane and Ron Miller Fund’s recent giving is defined by very large grants to a small set of cultural institutions, led by repeated support for the La Philharmonic and San Francisco Symphony. In 2025, the fund gave $1,360,000 to La Philharmonic, following $1,086,000 in 2024 and $1,150,000 in 2023, while also backing the San Francisco Symphony with $1,000,000 in 2024. That pattern points to a funder that concentrates meaningful dollars on established arts organizations rather than spreading gifts broadly. The fund’s cultural support also reaches museum and arts-education work. Recent examples include $500,000 to the Walt Disney Family Museum in 2023 and $300,000 to the Napa Valley Museum in 2024. Beyond the arts, the fund has made selective grants tied to humanitarian and public-health needs, including support for The HALO Trust, Partners in Health, and Feed the Children. The result is a portfolio that mixes marquee performing arts commitments with smaller but still substantial grants in health, relief, and community support. Its recent record shows repeated support for several flagship organizations across multiple years, especially in California.
Arts and humanities are the clearest center of gravity. The fund gave $1,360,000 to La Philharmonic in 2025, $1,000,000 to the San Francisco Symphony in 2024, and $300,000 to the Napa Valley Museum in 2024, showing a preference for established cultural institutions. Museum and arts-education support appears in gifts such as $500,000 to the Walt Disney Family Museum in 2023 and $100,000 to Henry E Huntington Library and Art Gallery in 2023. The fund also extends into community and public-health work: it gave $200,000 to Partners in Health in 2023 and $100,000 to Save the Children Federation Inc in 2024. A separate stream supports relief and basic needs. In 2023, the fund gave $350,000 to The HALO Trust and $35,000 to World Central Kitchen, linking the portfolio to humanitarian response alongside cultural philanthropy.
Typical grants cluster at a $25,000 median, with a $15,000 p25 and $100,000 p75, which indicates a wide spread between routine awards and larger institutional gifts. The recent record also shows repeated support across years rather than one-off gifts: La Philharmonic, The HALO Trust, Partners in Health, Feeding America, Salvation Army, and United Friends of the Children all appear in multiple years. The fund is classified as a Pure DAF Provider, and it does not fund individuals or make program-related investments. The pattern suggests discretionary grantmaking through a donor-advised structure, with especially large awards reserved for a small number of recurring partners.
$2.3M
$67.4M
$4.7M
$2.6M
Most grants fall between $15K and $100K, with a median of $25K.
25th Percentile
$15K
Median
$25K
75th Percentile
$100K
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Concentrated, high-value giving: few large grants dominate total giving, with repeat funding to select flagship cultural grantees rather than many small, dispersed awards.
Notable grantees: LA Philharmonic, San Francisco Symphony, Walt Disney Family Museum, Napa Valley Museum, The HALO Trust
California is the main recipient state, accounting for 44% of grants, and the strongest city concentrations are in Los Angeles and San Francisco. Recent California recipients include La Philharmonic in Los Angeles, the San Francisco Symphony and Walt Disney Family Museum in San Francisco, Napa Valley Museum in Yountville, and Henry E Huntington Library and Art Gallery in San Marino. Outside California, the fund has also given to organizations in Boston, Washington, DC, Chicago, and Oklahoma City. All recorded recipient grants in the supplied data are in the US.
Its strongest pattern is support for arts and humanities organizations, especially major orchestras and museums. Recent grants include $1,360,000 to La Philharmonic, $1,000,000 to San Francisco Symphony, $500,000 to Walt Disney Family Museum, and $300,000 to Napa Valley Museum.
Yes. Recent grants include $350,000 and $200,000 to The HALO Trust, $200,000 and $100,000 to Partners in Health, $160,000 and $150,000 to Feed the Children, and $100,000 to Save the Children Federation Inc.
The typical grant size is $25,000 at the median, with $15,000 at the 25th percentile and $100,000 at the 75th percentile. That spread suggests a mix of smaller awards and much larger institutional grants.
Yes. Several organizations appear across multiple years, including La Philharmonic in 2023, 2024, and 2025; The HALO Trust in 2023, 2024, and 2025; Partners in Health in 2023, 2024, and 2025; and Feeding America, Salvation Army, and United Friends of the Children in more than one year.
California is the top state by grant count, with 44% of grants going to recipients in CA. Recent California recipients include Los Angeles, San Francisco, Yountville, and San Marino.
2025
Source: IRS Form 990-PF, fiscal year 2025.
Most recent grants reported to the IRS.
| Recipient | Location | Amount | Year | Purpose |
|---|---|---|---|---|
| LA PHILHARMONIC | LOS ANGELES, CA | $1,360,000 | 2025 | ARTS/HUMANITIES |
| WALT DISNEY FAMILY MUSEUM | SAN FRANSISCO, CA | $250,000 | 2025 | ARTS/HUMANITIES |
| THE HALO TRUST | WASHINGTON, DC | $200,000 | 2025 | WORLD HEALTH |
| FEED THE CHILDREN | OKLAHOMA CITY, OK | $160,000 | 2025 | COMMUNITY HEALTH |
| PARTNERS IN HEALTH | BOSTON, MA | $100,000 | 2025 | WORLD HEALTH |
| FEEDING AMERICA | CHICAGO, IL | $100,000 | 2025 | COMMUNITY HEALTH |
| UNITED FRIENDS OF THE CHILDREN | LOS ANGELES, CA | $50,000 | 2025 | COMMUNITY SUPPORT |
| WORLD CENTRAL KITCHEN | WASHINGTON, DC | $25,000 | 2025 | WORLD HEALTH |
| BEYOND EMANCIPATION | OAKLAND, CA | $20,000 | 2025 | COMMUNITY SUPPORT |
| LIFT UP (CO FOOD BANK) | STEAMBOAT SPRING, CO | $20,000 | 2025 | PUBLIC HEALTH |
| GIRL SCOUTS OF CENTRAL CALIFORNIA SOUTH | FRESNO, CA | $15,000 | 2025 | ARTS/HUMANITIES |
| ANDERSON RANCH ARTS CENTER | SNOWMASS VILLAGE, CO | $12,500 | 2025 | ARTS/HUMANITIES |
| EPACENTER ARTS | PALO ALTO, CA | $10,000 | 2025 | ARTS/HUMANITIES |
| FIRST STAR INC | LOS ANGELES, CA | $10,000 | 2025 | COMMUNITY SUPPORT |
| LA PHILHARMONIC | LOS ANGELES, CA | $1,086,000 | 2024 | ARTS/HUMANITIES |
| SAN FRANCISCO SYMPHONY | SAN FRANCISCO, CA | $1,000,000 | 2024 | ARTS/HUMANITIES |
| NAPA VALLEY MUSEUM | YOUNTVILLE, CA | $300,000 | 2024 | ARTS/HUMANITIES |
| PARTNERS IN HEALTH | BOSTON, MA | $125,000 | 2024 | WORLD HEALTH |
| SALVATION ARMY | SAN FRANCISCO, CA | $100,000 | 2024 | COMMUNITY SUPPORT |
| THE HALO TRUST | WASHINGTON, DC | $100,000 | 2024 | WORLD HEALTH |
| THE ART BASE | BASALT, CO | $100,000 | 2024 | ARTS/HUMANITIES |
| SAVE THE CHILDREN FEDERATION INC | FAIRFIELD, CT | $100,000 | 2024 | PUBLIC HEALTH |
| UNITED FRIENDS OF THE CHILDREN | LOS ANGELES, CA | $25,000 | 2024 | COMMUNITY SUPPORT |
| BEYOND EMANCIPATION | OAKLAND, CA | $25,000 | 2024 | COMMUNITY SUPPORT |
| GLOBAL EMPOWERMENT MISSION INC | DORAL, FL | $25,000 | 2024 | WORLD HEALTH |
| GLOBALGIVING | WASHINGTON, DC | $20,000 | 2024 | WORLD HEALTH |
| LIFE INTER FAITH TEAM ON UNEMPLOYMENT AND POVERTY (LIFT-UP) | RIFLE, CO | $20,000 | 2024 | PUBLIC HEALTH |
| WORLD CENTRAL KITCHEN | WASHINGTON, DC | $20,000 | 2024 | WORLD HEALTH |
| ANDERSON RANCH ARTS CENTER | SNOWMASS VILLAGE, CO | $20,000 | 2024 | ARTS/HUMANITIES |
| PROJECT HOPE | WASHINGTON, DC | $20,000 | 2024 | WORLD HEALTH |
| THE HOUSE INSTITUTE | LOS ANGELES, CA | $20,000 | 2024 | PUBLIC HEALTH |
| MAUI FOOD BANK INC | WAILUKU, HI | $15,000 | 2024 | PUBLIC HEALTH |
| HAWAII COMMUNITY FOUNDATION | HONOLULU, HI | $15,000 | 2024 | COMMUNITY SUPPORT |
| FIRST STAR INC | LOS ANGELES, CA | $10,000 | 2024 | COMMUNITY SUPPORT |
| HENRY E HUNTINGTON LIBRARY AND ART GALLERY | SAN MARINO, CA | $10,000 | 2024 | ARTS/HUMANITIES |
| LA PHILHARMONIC | LOS ANGELES, CA | $1,150,000 | 2023 | ARTS/HUMANITIES |
| WALT DISNEY FAMILY MUSEUM | SAN FRANCISCO, CA | $500,000 | 2023 | ARTS/EDUCATION |
| THE HALO TRUST | WASHINGTON, DC | $350,000 | 2023 | WORLD HEALTH |
| PARTNERS IN HEALTH | BOSTON, MA | $200,000 | 2023 | COMMUNITY HEALTH |
| FEED THE CHILDREN | OKLAHOMA CITY, OK | $150,000 | 2023 | COMMUNITY HEALTH |
| HENRY E HUNTINGTON LIBRARY AND ART GALLERY | SAN MARINO, CA | $100,000 | 2023 | ARTS/HUMANITIES |
| LANDMARK SCHOOL | PRIDES CROSSING, MA | $100,000 | 2023 | EDUCATION |
| SALVATION ARMY | SAN FRANCISCO, CA | $100,000 | 2023 | COMMUNITY SUPPORT |
| FEEDING AMERICA | CHICAGO, IL | $100,000 | 2023 | COMMUNITY HEALTH |
| GLOBAL EMPOWERMENT MISSION INC | DORAL, FL | $50,000 | 2023 | COMMUNITY HEALTH |
| MEALS ON WHEELS AMERICA | ARLINGTON, VA | $50,000 | 2023 | COMMUNITY HEALTH |
| WORLD CENTRAL KITCHEN | WASHINGTON, DC | $35,000 | 2023 | WORLD HEALTH |
| SAN FRANCISCO FOOD BANK | SAN FRANCISCO, CA | $30,000 | 2023 | COMMUNITY SUPPORT |
| DAVID SHELDRICK WILDLIFE TRUST | LAGUNA HILLS, CA | $25,000 | 2023 | CONSERVATION |
| UNITED FRIENDS OF THE CHILDREN | LOS ANGELES, CA | $25,000 | 2023 | COMMUNITY HEALTH |
LA PHILHARMONIC
$1,360,000ARTS/HUMANITIES
THE HALO TRUST
$200,000WORLD HEALTH
PARTNERS IN HEALTH
$100,000WORLD HEALTH
COMMUNITY HEALTH
WORLD CENTRAL KITCHEN
$25,000WORLD HEALTH
LIFT UP (CO FOOD BANK)
$20,000PUBLIC HEALTH
GIRL SCOUTS OF CENTRAL CALIFORNIA SOUTH
$15,000ARTS/HUMANITIES
EPACENTER ARTS
$10,000ARTS/HUMANITIES
LA PHILHARMONIC
$1,086,000ARTS/HUMANITIES
NAPA VALLEY MUSEUM
$300,000ARTS/HUMANITIES
SALVATION ARMY
$100,000COMMUNITY SUPPORT
LA PHILHARMONIC
$1,150,000ARTS/HUMANITIES
THE HALO TRUST
$350,000WORLD HEALTH
PARTNERS IN HEALTH
$200,000COMMUNITY HEALTH
FEED THE CHILDREN
$150,000COMMUNITY HEALTH
LANDMARK SCHOOL
$100,000EDUCATION
SALVATION ARMY
$100,000COMMUNITY SUPPORT
WORLD CENTRAL KITCHEN
$35,000WORLD HEALTH