Grants paid by The Louis B Mayer Foundation
EIN 95-2232340 · Montclair, NY · Form 990-PF, Part XV
The Louis B Mayer Foundation of Montclair, NY (EIN 95-2232340) reported 65 grants paid totaling $2,410,000 to 14 recipients in tax years 2020–2025, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$2,410,000
65 grants
Recipients
14
distinct organizations
Tax years
2020–2025
6 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2020 | 8 | $274,500 | — |
| 2021 | 9 | $406,000 | — |
| 2022 | 12 | $470,000 | — |
| 2023 | 13 | $452,000 | — |
| 2024 | 10 | $401,500 | — |
| 2025 | 13 | $406,000 | — |
Top recipients
The 14 recipients receiving the most from The Louis B Mayer Foundation, by grants paid, out of 14 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| George Eastman Museum 16-0743991 | B | Rochester, NY | 21 | $706,600 | 2025 |
| Dana-Farber Cancer Institute 04-2263040 | C | Brookline, MA | 10 | $375,000 | 2024 |
| Miami City Ballet 59-2578534 | B | Miami Beach, FL | 6 | $326,900 | 2023 |
| Museum of Modern Art 13-1624100 | B | New York, NY | 3 | $232,000 | 2023 |
| Md Anderson Cancer Center | U | Houston, TX | 3 | $141,000 | 2025 |
| Arts Resources in Collaboration Inc 13-2938496 | B | New York, NY | 7 | $125,000 | 2025 |
| Cedars-Sinai Medical Center 95-1644600 | B | Los Angeles, CA | 3 | $120,000 | 2025 |
| Cincinnati Children's Hospital | U | Cincinnati, OH | 4 | $120,000 | 2025 |
| The la County Museum of Natural His | U | Los Angeles, CA | 2 | $80,000 | 2022 |
| Mt Sinai Medical Center 11-2853031 | D | New York, NY | 1 | $50,000 | 2024 |
| Association of Moving Image Archivi 95-4386715 | C | Los Angeles, CA | 1 | $47,500 | 2025 |
| Film Preservation Society 46-3456515 | B | Los Angeles, CA | 1 | $39,000 | 2023 |
| Paul Taylor Dance Foundation 13-2665475 | C | New York, NY | 1 | $25,000 | 2020 |
| Columbia University 82-2244803 | B | New York, NY | 2 | $22,000 | 2025 |
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.
Every grant
All 65 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2025 | George Eastman Museum Rochester, NY | B | $85,000 | paid | Roof replacement for LBM Conservation Center. | 202620759349100972 |
| 2025 | Md Anderson Cancer Center Houston, TX | U | $51,000 | paid | Dr. Ray - Targeting Alzheimer's Disease with Immunotherapy. | 202620759349100972 |
| 2025 | Cedars-Sinai Medical Center Los Angeles, CA | B | $50,000 | paid | Small vessel disease in the heart and brain; identifying biomarkers for dementia treatment targets. | 202620759349100972 |
| 2025 | George Eastman Museum Rochester, NY | B | $50,000 | paid | Film Atlas Project with Seaver Center. | 202620759349100972 |
| 2025 | Association of Moving Image Archivi Los Angeles, CA | C | $47,500 | paid | For film restoration support including fellowships, "The Moving Image" journal, equipment kits for loan, and training via webinars and a conversation series. | 202620759349100972 |
| 2025 | Md Anderson Cancer Center Houston, TX | U | $40,000 | paid | Dr. Gordon - Targeting metabolic adaptations to boost immunotherapy effectiveness in Osteosarcoma. | 202620759349100972 |
| 2025 | Cincinnati Children's Hospital Cincinnati, OH | U | $30,000 | paid | Dr. Zheng / Understanding the mechanism of how normal blood cells transition to MDS and Leukemia cells for developing novel therapeutics. | 202620759349100972 |
| 2025 | Arts Resources in Collaboration Inc New York, NY | B | $20,000 | paid | To support the Eye on Dance Archive Legacy Project | 202620759349100972 |
| 2025 | Columbia University New York, NY | B | $11,000 | paid | The Robert Gottlieb Memorial Scholarship - Columbia Publishing Course. | 202620759349100972 |
| 2025 | George Eastman Museum Rochester, NY | B | $10,000 | paid | Louis B. Mayer Foundation Fellowship Program. | 202620759349100972 |
| 2025 | Arts Resources in Collaboration Inc New York, NY | B | $5,000 | paid | Further support of the Eye on Dance Archive Legacy Project. | 202620759349100972 |
| 2025 | George Eastman Museum Rochester, NY | B | $4,000 | paid | Selznick School's 2025-2026 academic year. | 202620759349100972 |
| 2025 | George Eastman Museum Rochester, NY | B | $2,500 | paid | Unrestricted. | 202620759349100972 |
| 2024 | George Eastman Museum Rochester, NY | B | $101,000 | paid | Digitization of the personal papers of independent filmmaker Leo Hurwitz. | 202500989349100705 |
| 2024 | George Eastman Museum Rochester, NY | B | $64,500 | paid | Upgrade to LBM Conservation Center back-up generator and installation. | 202500989349100705 |
| 2024 | Mt Sinai Medical Center New York, NY | D | $50,000 | paid | Enhancing Anti-tumor immune Response and Flash Radiation in Pediatric Diffuse Midline Glioma. | 202500989349100705 |
| 2024 | Md Anderson Cancer Center Houston, TX | U | $50,000 | paid | Dr. Ray - Targeting Alzheimer's Disease with Immuno-therapy. | 202500989349100705 |
| 2024 | Dana-Farber Cancer Institute Brookline, MA | C | $45,000 | paid | Dr. Reinherz - Harnessing T Cells for Immune-oncology. | 202500989349100705 |
| 2024 | George Eastman Museum Rochester, NY | B | $40,000 | paid | Film Atlas Project with Seaver Center. | 202500989349100705 |
| 2024 | Arts Resources in Collaboration Inc New York, NY | B | $25,000 | paid | To support the Eye on Dance Archive Legacy Project | 202500989349100705 |
| 2024 | Columbia University New York, NY | B | $11,000 | paid | Columbia Publishing Course 5-year Scholarship. | 202500989349100705 |
| 2024 | George Eastman Museum Rochester, NY | B | $10,000 | paid | Louis B. Mayer Foundation Fellowship Program. | 202500989349100705 |
| 2024 | George Eastman Museum Rochester, NY | B | $5,000 | paid | Selznick School's 2024-2025 academic year. | 202500989349100705 |
| 2023 | Museum of Modern Art New York, NY | B | $70,000 | paid | To preserve the film heritage of William S. Hart. | 202420859349100727 |
| 2023 | Miami City Ballet Miami Beach, FL | B | $50,000 | paid | For general operating support in 2023. | 202420859349100727 |
| 2023 | Dana-Farber Cancer Institute Brookline, MA | C | $50,000 | paid | Dr. Ahn / Dr. Wu Neoantigen Vaccine for CLL. | 202420859349100727 |
| 2023 | Film Preservation Society Los Angeles, CA | B | $39,000 | paid | Funding the preparation and scanning of eight titles as part of The Biograph Project. | 202420859349100727 |
| 2023 | George Eastman Museum Rochester, NY | B | $36,600 | paid | Film Atlas Project with Seaver Center. | 202420859349100727 |
| 2023 | Miami City Ballet Miami Beach, FL | B | $36,400 | paid | Second half of annual gift. | 202420859349100727 |
| 2023 | Cincinnati Children's Hospital Cincinnati, OH | U | $35,000 | paid | Dr. Zheng / Acute Myeloid Leukemia. | 202420859349100727 |
| 2023 | Cincinnati Children's Hospital Cincinnati, OH | U | $30,000 | paid | Dr. Zheng / Improving Cancer Immunotherapy. | 202420859349100727 |
| 2023 | George Eastman Museum Rochester, NY | B | $30,000 | paid | William S. Hart films supplemental grant and extension to 12/31/2025. | 202420859349100727 |
| 2023 | Dana-Farber Cancer Institute Brookline, MA | C | $25,000 | paid | Dr. Perez's Neuroendocrine Tumor (NET)Clinical Trial Correlative Studies. | 202420859349100727 |
| 2023 | Dana-Farber Cancer Institute Brookline, MA | C | $25,000 | paid | Dr. Waks/HER2+ Breast CAncer (matched internally by (DFCI). | 202420859349100727 |
| 2023 | Arts Resources in Collaboration Inc New York, NY | B | $20,000 | paid | To support the Eye on Dance Archive Legacy Project | 202420859349100727 |
| 2023 | George Eastman Museum Rochester, NY | B | $5,000 | paid | Selznick School's 2023-2024 academic year. | 202420859349100727 |
| 2022 | Miami City Ballet Miami Beach, FL | B | $100,000 | paid | For general operating support. | 202321029349100312 |
| 2022 | Museum of Modern Art New York, NY | B | $70,000 | paid | To preserve the film heritage of William S. Hart. | 202321029349100312 |
| 2022 | Dana-Farber Cancer Institute Brookline, MA | C | $50,000 | paid | Dr. Pasi Janne - Properties of Dormant Non-Small Cell Lung Cancer. | 202321029349100312 |
| 2022 | Dana-Farber Cancer Institute Brookline, MA | C | $50,000 | paid | Dr. Rizwan Romee - CAR Therapies for HER2 Positive Breast Cancer. | 202321029349100312 |
| 2022 | George Eastman Museum Rochester, NY | B | $40,000 | paid | To preserve the film heritage of William S. Hart. | 202321029349100312 |
| 2022 | The la County Museum of Natural His Los Angeles, CA | U | $40,000 | paid | For preserving collection of film fragments. | 202321029349100312 |
| 2022 | Dana-Farber Cancer Institute Brookline, MA | C | $30,000 | paid | Dr. Megan Insco - How RNA Affects Metastatic Melanoma. | 202321029349100312 |
| 2022 | George Eastman Museum Rochester, NY | B | $30,000 | paid | Acquisition of a Sprocketless Drive. | 202321029349100312 |
| 2022 | Cincinnati Children's Hospital Cincinnati, OH | U | $25,000 | paid | Dr. Marc Rothenberg's meta-computer analysis of gastrointestinal biopsies. | 202321029349100312 |
| 2022 | Arts Resources in Collaboration Inc New York, NY | B | $20,000 | paid | To support the Eye on Dance Archive Legacy Project | 202321029349100312 |
| 2022 | George Eastman Museum Rochester, NY | B | $9,000 | paid | Film Atlas Project with Seaver Center. | 202321029349100312 |
| 2022 | George Eastman Museum Rochester, NY | B | $6,000 | paid | Selznick School's 2022-2023 academic year. | 202321029349100312 |
| 2021 | Museum of Modern Art New York, NY | B | $92,000 | paid | To preserve the film heritage of William S. Hart. | 202230919349100518 |
| 2021 | George Eastman Museum Rochester, NY | B | $80,000 | paid | To preserve the film heritage of William S. Hart. | 202230919349100518 |
| 2021 | Miami City Ballet Miami Beach, FL | B | $50,000 | paid | For general operating support. | 202230919349100518 |
| 2021 | Dana-Farber Cancer Institute Brookline, MA | C | $50,000 | paid | Dr. Kee Kiat Yeo,Artificial Intelligence and Pediatric CNS tumors research. | 202230919349100518 |
| 2021 | Cedars-Sinai Medical Center Los Angeles, CA | B | $45,000 | paid | Dr. Nelson / Vascular inflammation and Heart failure research. | 202230919349100518 |
| 2021 | The la County Museum of Natural His Los Angeles, CA | U | $40,000 | paid | For preserving collection of film fragments. | 202230919349100518 |
| 2021 | Cedars-Sinai Medical Center Los Angeles, CA | B | $25,000 | paid | For Dr. R. Ho re Sex Differences in ALS. | 202230919349100518 |
| 2021 | Arts Resources in Collaboration Inc New York, NY | B | $20,000 | paid | To support the Eye on Dance Archive Legacy Project | 202230919349100518 |
| 2021 | George Eastman Museum Rochester, NY | B | $4,000 | paid | Selznick School's 2021-2022 academic year. | 202230919349100518 |
| 2020 | George Eastman Museum Rochester, NY | B | $82,000 | paid | To preserve the film heritage of William S. Hart. | 202130689349100003 |
| 2020 | Miami City Ballet Miami Beach, FL | B | $50,000 | paid | For general operating support in 2021. | 202130689349100003 |
| 2020 | Miami City Ballet Miami Beach, FL | B | $40,500 | paid | For general operating support. | 202130689349100003 |
| 2020 | Paul Taylor Dance Foundation New York, NY | C | $25,000 | paid | For conserving and processing Paul Taylor's personal materials. | 202130689349100003 |
| 2020 | Dana-Farber Cancer Institute Brookline, MA | C | $25,000 | paid | For Dr's Aguirre and Wolpin Treat-Seq-Pancreatic Cancer Research. | 202130689349100003 |
| 2020 | Dana-Farber Cancer Institute Brookline, MA | C | $25,000 | paid | Dr's. Freedman and Choueiri Liquid Biopsies Research. | 202130689349100003 |
| 2020 | Arts Resources in Collaboration Inc New York, NY | B | $15,000 | paid | To support the Eye on Dance Archive Legacy Project | 202130689349100003 |
| 2020 | George Eastman Museum Rochester, NY | B | $12,000 | paid | For support of the L. Jeffrey Selznick School of Film Preservation during the 2019-2020 school year. | 202130689349100003 |
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 the matcher's inference and should be read as leads until the check is published on the methodology page.
Source filings
Every figure above is traceable to one of these IRS e-file returns by its OBJECT_ID.
| Form | Tax year | Period end | Filed | Schema | IRS OBJECT_ID |
|---|---|---|---|---|---|
| 990PF | 2025 | 2025-12-31 | not stated | 2025v4.0 | 202620759349100972 |
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.1 | 202500989349100705 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.0 | 202420859349100727 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202321029349100312 |
| 990PF | 2021 | 2021-12-31 | not stated | 2021v4.0 | 202230919349100518 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.0 | 202130689349100003 |
Derived from IRS Form 990-PF e-file XML; recipient identities from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The same rows as Parquet: manifest; as JSON: /api/funders/952232340.json.
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.