Grants paid by Mayer Family Foundation
EIN 23-2407011 · Pennington, PA · Form 990-PF, Part XV
Mayer Family Foundation of Pennington, PA (EIN 23-2407011) reported 115 grants paid totaling $82,585 to 62 recipients in tax years 2022–2025, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$82,585
115 grants
Recipients
62
distinct organizations
Tax years
2022–2025
4 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2022 | 29 | $20,000 | — |
| 2023 | 19 | $20,000 | — |
| 2024 | 30 | $12,550 | — |
| 2025 | 37 | $30,035 | — |
Top recipients
The 62 recipients receiving the most from Mayer Family Foundation, by grants paid, out of 62 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Anchor House 22-2229995 | B | Trenton, NJ | 3 | $35,000 | 2025 |
| Happy Trails | U | Ravenna, OH | 4 | $4,737 | 2025 |
| Planned Parenthood | U | Washington, DC | 4 | $4,513 | 2025 |
| Penn Medicine 86-3800365 | C | Philadelphia, PA | 4 | $4,100 | 2025 |
| The Satanic Temple 82-3404757 | B | Salem, MA | 4 | $3,345 | 2025 |
| Germantown Friends School 05-0630018 | C | Philadelphia, PA | 4 | $2,750 | 2025 |
| County Theater 23-2230422 | B | Doylestown, PA | 4 | $2,350 | 2025 |
| Center for Biological Diversity 27-3943866 | B | Tucson, AZ | 2 | $2,000 | 2024 |
| Trevor Project 95-4681287 | B | West Hollywood, CA | 4 | $1,950 | 2025 |
| Equal Justice Initiative 63-1135091 | B | Montgomery, AL | 4 | $1,900 | 2025 |
| Walnut Run Animal Sanctuary 92-1170181 | D | Blue Bell, PA | 2 | $1,700 | 2025 |
| Alliance for Intnl Reforestation Guatemala 59-3062311 | D | Atlanta, GA | 2 | $1,500 | 2024 |
| Friends of Open Space | U | Titusville, NJ | 4 | $1,250 | 2025 |
| Bucks County Free Library 23-1520310 | B | Doylestown, PA | 2 | $1,100 | 2025 |
| Npr | U | Washington, DC | 1 | $865 | 2025 |
| Acme Screening Room 83-1239270 | B | Lambertville, NJ | 3 | $800 | 2025 |
| Wildlife Center Friends 22-3850677 | C | Lambertville, NJ | 3 | $750 | 2024 |
| Oligo Nation 46-3087590 | C | Sebastopol, CA | 3 | $750 | 2025 |
| Nationalities Service Center 23-1352336 | D | Philadelphia, PA | 1 | $750 | 2025 |
| Nature Conservancy of Nj | U | Woodbine, NJ | 4 | $535 | 2025 |
| Prevention Point | U | Philadelphia, PA | 1 | $500 | 2024 |
| Givewell Fund | U | Oakland, CA | 1 | $500 | 2022 |
| National Resource Defense | U | New York, NY | 1 | $500 | 2025 |
| Pbs Foundation 20-1476451 | B | Arlington, VA | 1 | $500 | 2025 |
| National Ms Society | U | Canton, MA | 2 | $450 | 2025 |
| Purr-Fect Companions 87-0784880 | D | Cleveland, OH | 1 | $410 | 2022 |
| Conservancy of Sw Florida 59-1157084 | C | Naples, FL | 2 | $400 | 2025 |
| Animal Alliance 77-0632827 | B | Lambertville, NJ | 2 | $350 | 2025 |
| Mccarther Theater | U | Princeton, NJ | 2 | $350 | 2025 |
| Int'l Fund for Animal Welfare 31-1594197 | B | Yarmouth Port, MA | 1 | $295 | 2022 |
| Naples Botanical Garden 65-0511429 | B | Naples, FL | 1 | $290 | 2025 |
| Middle East Childrens 94-3074600 | C | Berkeley, CA | 1 | $250 | 2025 |
| National Ms Society | U | Washington, DC | 1 | $250 | 2022 |
| Chapin School 21-0688891 | C | Princeton, NJ | 1 | $250 | 2022 |
| Rose Bridge Farm | U | Dresher, PA | 1 | $250 | 2024 |
| United Way of New Jersey | U | Lawrence, NY | 3 | $250 | 2024 |
| The Hunger Project | U | New York, NY | 1 | $250 | 2025 |
| Immigrant Defender 47-4473312 | D | Los Angles, CA | 1 | $250 | 2025 |
| The Sentencing Project | U | Pittsburgh, PA | 1 | $250 | 2022 |
| Famm | U | Washington, DC | 1 | $250 | 2025 |
| Women's Animal Center 23-1352585 | B | Bensalem, PA | 1 | $250 | 2024 |
| The Marshall Project 46-4353634 | B | New York, NY | 1 | $250 | 2022 |
| Anera | U | Washington, DC | 1 | $250 | 2025 |
| Friends Select School 23-0604370 | B | Philadelphia, PA | 1 | $250 | 2022 |
| Pet Partners 91-1158281 | B | Bellevue, WA | 1 | $250 | 2024 |
| Dana Farber Center | U | Boston, MA | 1 | $250 | 2023 |
| Bucks County Spca | U | New Hope, PA | 3 | $200 | 2024 |
| Philadelphia Film Society 23-3077468 | B | Philadelphia, PA | 2 | $200 | 2025 |
| Lame2fame Horse Rescue 87-4440677 | D | Basking Ridge, NJ | 2 | $200 | 2025 |
| Books for Africa 41-1627391 | B | Saint Paul, MN | 1 | $200 | 2022 |
| Cleveland Cinematheque | U | Cleveland, OH | 1 | $150 | 2025 |
| Uwark Ukraine | U | Philadelphia, PA | 1 | $150 | 2025 |
| Pbs Whyy | U | Philadelphia, PA | 1 | $120 | 2025 |
| Woosamonsa Schoolhouse | U | Pennington, NJ | 1 | $100 | 2025 |
| Covered Bridge Trail Assoc 21-0728329 | D | Sergeantsville, NJ | 1 | $100 | 2024 |
| Woosamonsa Association 80-0511495 | B | Pennington, NJ | 1 | $100 | 2024 |
| Avow Hospice 59-2201250 | B | Naples, FL | 1 | $100 | 2025 |
| Briard Club of America 20-2153480 | D | Hickory, NC | 1 | $25 | 2025 |
| Medicine Wheels Lodge | U | Arizona, AZ | 1 | $0 | 2022 |
| Njpac | U | Newark, NJ | 1 | $0 | 2022 |
| Cleveland Int'l Film Festival 34-1262368 | C | Cleveland, OH | 1 | $0 | 2022 |
| Wild Animal Initiative 82-2281466 | C | Farmington, MN | 2 | $0 | 2023 |
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 115 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2025 | Anchor House Trenton, NJ | B | $15,000 | paid | general operating | 202621319349100337 |
| 2025 | Walnut Run Animal Sanctuary Blue Bell, PA | D | $1,500 | paid | general operating | 202621319349100337 |
| 2025 | Happy Trails Ravenna, OH | U | $1,000 | paid | general operating | 202621319349100337 |
| 2025 | The Satanic Temple Salem, MA | B | $1,000 | paid | general operating | 202621319349100337 |
| 2025 | County Theater Doylestown, PA | B | $1,000 | paid | GENERAL OPERATING SUPPORT | 202621319349100337 |
| 2025 | Penn Medicine Philadelphia, PA | C | $1,000 | paid | general operating | 202621319349100337 |
| 2025 | Npr Washington, DC | U | $865 | paid | general operating | 202621319349100337 |
| 2025 | Nationalities Service Center Philadelphia, PA | D | $750 | paid | general operating | 202621319349100337 |
| 2025 | Planned Parenthood Washington, DC | U | $750 | paid | GENERAL OPERATING SUPPORT | 202621319349100337 |
| 2025 | Bucks County Free Library Doylestown, PA | B | $600 | paid | general operating | 202621319349100337 |
| 2025 | Trevor Project West Hollywood, CA | B | $500 | paid | GENERAL OPERATING SUPPORT | 202621319349100337 |
| 2025 | Pbs Foundation Arlington, VA | B | $500 | paid | general operating | 202621319349100337 |
| 2025 | National Resource Defense New York, NY | U | $500 | paid | general operating | 202621319349100337 |
| 2025 | Acme Screening Room Lambertville, NJ | B | $500 | paid | general operating | 202621319349100337 |
| 2025 | Equal Justice Montgomery, AL | D | $500 | paid | general operating | 202621319349100337 |
| 2025 | Naples Botanical Garden Naples, FL | B | $290 | paid | general operating | 202621319349100337 |
| 2025 | Nature Conservancy of Nj Woodbine, NJ | U | $285 | paid | general operating | 202621319349100337 |
| 2025 | Anera Washington, DC | U | $250 | paid | general operating | 202621319349100337 |
| 2025 | Immigrant Defender Los Angles, CA | D | $250 | paid | general operating | 202621319349100337 |
| 2025 | Middle East Childrens Berkeley, CA | C | $250 | paid | general operating | 202621319349100337 |
| 2025 | Oligo Nation Sebastopol, CA | C | $250 | paid | general operating | 202621319349100337 |
| 2025 | Animal Alliance Lambertville, NJ | C | $250 | paid | general operating | 202621319349100337 |
| 2025 | Friends of Open Space Titusville, NJ | U | $250 | paid | general operating | 202621319349100337 |
| 2025 | The Hunger Project New York, NY | U | $250 | paid | general operating | 202621319349100337 |
| 2025 | Germantown Friends School Philadelphia, PA | C | $250 | paid | general operating | 202621319349100337 |
| 2025 | Famm Washington, DC | U | $250 | paid | general operating | 202621319349100337 |
| 2025 | National Ms Society Canton, MA | U | $200 | paid | general operating | 202621319349100337 |
| 2025 | Uwark Ukraine Philadelphia, PA | U | $150 | paid | general operating | 202621319349100337 |
| 2025 | Cleveland Cinematheque Cleveland, OH | U | $150 | paid | general operating | 202621319349100337 |
| 2025 | Pbs Whyy Philadelphia, PA | U | $120 | paid | general operating | 202621319349100337 |
| 2025 | Avow Hospice Naples, FL | B | $100 | paid | general operating | 202621319349100337 |
| 2025 | Philadelphia Film Society Philadlephia, PA | C | $100 | paid | general operating | 202621319349100337 |
| 2025 | Lame2fame Horse Rescue Basking Ridge, NJ | D | $100 | paid | general operating | 202621319349100337 |
| 2025 | Woosamonsa Schoolhouse Pennington, NJ | U | $100 | paid | general operating | 202621319349100337 |
| 2025 | Mccarther Theater Princeton, NJ | U | $100 | paid | general operating | 202621319349100337 |
| 2025 | Conservancy of Sw Florida Naples, FL | C | $100 | paid | general operating | 202621319349100337 |
| 2025 | Briard Club of America Hickory, NC | D | $25 | paid | general operating | 202621319349100337 |
| 2024 | Planned Parenthood Washington, DC | U | $1,413 | paid | GENERAL OPERATING SUPPORT | 202531399349100048 |
| 2024 | Happy Trails Ravenna, OH | U | $1,187 | paid | general operating | 202531399349100048 |
| 2024 | Penn Medicine Philadelphia, PA | C | $1,100 | paid | general operating | 202531399349100048 |
| 2024 | Center for Biological Diversity Tucson, AZ | B | $1,000 | paid | GENERAL OPERATING SUPPORT | 202531399349100048 |
| 2024 | The Satanic Temple Salem, MA | B | $950 | paid | general operating | 202531399349100048 |
| 2024 | County Theater Doylestown, PA | B | $800 | paid | GENERAL OPERATING SUPPORT | 202531399349100048 |
| 2024 | Bucks County Free Library Doylestown, PA | B | $500 | paid | general operating | 202531399349100048 |
| 2024 | Alliance for Intnl Reforestation Guatemala Atlanta, GA | D | $500 | paid | GENERAL OPERATING SUPPORT | 202531399349100048 |
| 2024 | Prevention Point Philadelphia, PA | U | $500 | paid | general operating | 202531399349100048 |
| 2024 | Equal Justice Initiative Montgomery, AL | B | $500 | paid | general operating | 202531399349100048 |
| 2024 | Trevor Project West Hollywood, CA | B | $500 | paid | GENERAL OPERATING SUPPORT | 202531399349100048 |
| 2024 | Friends of Open Space Titusville, NJ | U | $500 | paid | general operating | 202531399349100048 |
| 2024 | Conservancy of Sw Florida Naples, FL | C | $300 | paid | general operating | 202531399349100048 |
| 2024 | Women's Animal Center Bensalem, PA | B | $250 | paid | general operating | 202531399349100048 |
| 2024 | Germantown Friends School Philadelphia, PA | C | $250 | paid | general operating | 202531399349100048 |
| 2024 | Wildlife Center Friends Lambertville, NJ | C | $250 | paid | GENERAL OPERATING SUPPORT | 202531399349100048 |
| 2024 | Rose Bridge Farm Dresher, PA | U | $250 | paid | general operating | 202531399349100048 |
| 2024 | Oligo Nation Sebastopol, CA | C | $250 | paid | general operating | 202531399349100048 |
| 2024 | National Ms Society Canton, MA | U | $250 | paid | general operating | 202531399349100048 |
| 2024 | Mccarther Theater Princeton, NJ | U | $250 | paid | general operating | 202531399349100048 |
| 2024 | Pet Partners Bellevue, WA | B | $250 | paid | general operating | 202531399349100048 |
| 2024 | Walnut Run Animal Sanctuary Blue Bell, PA | D | $200 | paid | general operating | 202531399349100048 |
| 2024 | Acme Screening Room Lambertville, NJ | B | $200 | paid | general operating | 202531399349100048 |
| 2024 | Lame2fame Horse Rescue Basking Ridge, NJ | D | $100 | paid | general operating | 202531399349100048 |
| 2024 | Covered Bridge Trail Assoc Sergeantsville, NJ | D | $100 | paid | general operating | 202531399349100048 |
| 2024 | Animal Alliance Lambertville, NJ | B | $100 | paid | general operating | 202531399349100048 |
| 2024 | Woosamonsa Association Pennington, NJ | B | $100 | paid | general operating | 202531399349100048 |
| 2024 | Bucks County Spca New Hope, PA | U | $0 | paid | general operating | 202531399349100048 |
| 2024 | Nature Conservancy of Nj Woodbine, NJ | U | $0 | paid | general operating | 202531399349100048 |
| 2024 | United Way of New Jersey Lawrence, NY | U | $0 | paid | general operating | 202531399349100048 |
| 2023 | Anchor House Trenton, NJ | B | $10,000 | paid | general operating | 202401729349100530 |
| 2023 | Germantown Friends School Philadelphia, PA | C | $2,000 | paid | general operating | 202401729349100530 |
| 2023 | Planned Parenthood Washington, DC | U | $1,100 | paid | GENERAL OPERATING SUPPORT | 202401729349100530 |
| 2023 | Center for Biological Diversity Tucson, AZ | B | $1,000 | paid | GENERAL OPERATING SUPPORT | 202401729349100530 |
| 2023 | Alliance for Intnl Reforestation Guatemala Atlanta, GA | D | $1,000 | paid | GENERAL OPERATING SUPPORT | 202401729349100530 |
| 2023 | Penn Medicine Philadelphia, PA | C | $1,000 | paid | general operating | 202401729349100530 |
| 2023 | Happy Trails Ravenna, OH | U | $950 | paid | general operating | 202401729349100530 |
| 2023 | The Satanic Temple Salem, MA | B | $800 | paid | general operating | 202401729349100530 |
| 2023 | Trevor Project West Hollywood, CA | B | $450 | paid | GENERAL OPERATING SUPPORT | 202401729349100530 |
| 2023 | County Theater Doylestown, PA | B | $450 | paid | GENERAL OPERATING SUPPORT | 202401729349100530 |
| 2023 | Equal Justice Initiative Montgomery, AL | B | $400 | paid | general operating | 202401729349100530 |
| 2023 | Dana Farber Center Boston, MA | U | $250 | paid | general operating | 202401729349100530 |
| 2023 | Wildlife Center Friends Lambertville, NJ | C | $250 | paid | GENERAL OPERATING SUPPORT | 202401729349100530 |
| 2023 | Friends of Open Space Titusville, NJ | U | $250 | paid | general operating | 202401729349100530 |
| 2023 | Acme Screening Room Lambertville, NJ | B | $100 | paid | general operating | 202401729349100530 |
| 2023 | Nature Conservancy of Nj Woodbine, NJ | U | $0 | paid | general operating | 202401729349100530 |
| 2023 | Wild Animal Initiative Farmington, MN | C | $0 | paid | general operating | 202401729349100530 |
| 2023 | Bucks County Spca New Hope, PA | U | $0 | paid | general operating | 202401729349100530 |
| 2023 | United Way of New Jersey Lawrence, NY | U | $0 | paid | general operating | 202401729349100530 |
| 2022 | Anchor House Trenton, NJ | B | $10,000 | paid | general operating | 202311399349100206 |
| 2022 | Happy Trails Ravenna, OH | U | $1,600 | paid | general operating | 202311399349100206 |
| 2022 | Planned Parenthood Washington, DC | U | $1,250 | paid | GENERAL OPERATING SUPPORT | 202311399349100206 |
| 2022 | Penn Medicine Philadelphia, PA | C | $1,000 | paid | general operating | 202311399349100206 |
| 2022 | The Satanic Temple Salem, MA | B | $595 | paid | general operating | 202311399349100206 |
| 2022 | Givewell Fund Oakland, CA | U | $500 | paid | GENERAL OPERATING SUPPORT | 202311399349100206 |
| 2022 | Trevor Project West Hollywood, CA | B | $500 | paid | GENERAL OPERATING SUPPORT | 202311399349100206 |
| 2022 | Equal Justice Initiative Montgomery, AL | B | $500 | paid | general operating | 202311399349100206 |
| 2022 | Purr-Fect Companions Cleveland, OH | D | $410 | paid | general operating | 202311399349100206 |
| 2022 | Int'l Fund for Animal Welfare Yarmouth Port, MA | B | $295 | paid | general operating | 202311399349100206 |
| 2022 | Nature Conservancy of Nj Woodbine, NJ | U | $250 | paid | general operating | 202311399349100206 |
| 2022 | Friends Select School Philadelphia, PA | B | $250 | paid | general operating | 202311399349100206 |
| 2022 | The Marshall Project New York, NY | B | $250 | paid | general operating | 202311399349100206 |
| 2022 | Wildlife Center Friends Lambertville, NJ | C | $250 | paid | GENERAL OPERATING SUPPORT | 202311399349100206 |
| 2022 | Friends of Open Space Titusville, NJ | U | $250 | paid | general operating | 202311399349100206 |
| 2022 | Chapin School Princeton, NJ | C | $250 | paid | GENERAL OPERATING SUPPORT | 202311399349100206 |
| 2022 | National Ms Society Washington, DC | U | $250 | paid | general operating | 202311399349100206 |
| 2022 | The Sentencing Project Pittsburgh, PA | U | $250 | paid | general operating | 202311399349100206 |
| 2022 | Oligo Nation Corte Madera, CA | C | $250 | paid | GENERAL OPERATING SUPPORT | 202311399349100206 |
| 2022 | Germantown Friends School Philadelphia, PA | C | $250 | paid | general operating | 202311399349100206 |
| 2022 | United Way of New Jersey Lawrence, NY | U | $250 | paid | general operating | 202311399349100206 |
| 2022 | Books for Africa Saint Paul, MN | B | $200 | paid | general operating | 202311399349100206 |
| 2022 | Bucks County Spca New Hope, PA | U | $200 | paid | general operating | 202311399349100206 |
| 2022 | County Theater Doylestown, PA | B | $100 | paid | GENERAL OPERATING SUPPORT | 202311399349100206 |
| 2022 | Philadelphia Film Society Philadelphia, PA | B | $100 | paid | general operating | 202311399349100206 |
| 2022 | Wild Animal Initiative Farmington, MN | C | $0 | paid | general operating | 202311399349100206 |
| 2022 | Njpac Newark, NJ | U | $0 | paid | general operating | 202311399349100206 |
| 2022 | Cleveland Int'l Film Festival Cleveland, OH | C | $0 | paid | general operating | 202311399349100206 |
| 2022 | Medicine Wheels Lodge Arizona, AZ | U | $0 | paid | general operating | 202311399349100206 |
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 | 2025v4.1 | 202621319349100337 |
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.1 | 202531399349100048 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.1 | 202401729349100530 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202311399349100206 |
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/232407011.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.