Grants paid by Porter E & Helenmae Thompson Foundation
EIN 94-2831112 · CA · Form 990-PF, Part XV
Porter E & Helenmae Thompson Foundation of CA (EIN 94-2831112) reported 23 grants paid totaling $4,419,656 to 22 recipients in tax years 2020–2023, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$4,419,656
23 grants
Recipients
22
distinct organizations
Tax years
2020–2023
3 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2020 | 21 | $206,000 | — |
| 2022 | 1 | $4,138,364 | — |
| 2023 | 1 | $75,292 | — |
Top recipients
The 22 recipients receiving the most from Porter E & Helenmae Thompson Foundation, by grants paid, out of 22 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Greater Horizons 20-0849590 | B | Kansas City, MO | 2 | $4,213,656 | 2023 |
| St Anthony's Foundation 94-1513140 | C | San Francisco, CA | 1 | $20,000 | 2020 |
| Doctors Without Borders | U | New York, NY | 1 | $15,000 | 2020 |
| Berkeley Foundation 33-3659715 | C | Berkeley, CA | 1 | $15,000 | 2020 |
| Alzheimer's Association 47-5534541 | D | San Jose, CA | 1 | $15,000 | 2020 |
| The Foundation for Neurologic Diseases 04-3015469 | B | Newburyport, MA | 1 | $15,000 | 2020 |
| Queen of the Valley Hospital Foundation 23-7081153 | C | Napa, CA | 1 | $14,000 | 2020 |
| Aldea Inc 94-2159248 | B | Napa, CA | 1 | $12,000 | 2020 |
| Cure Alzheimers Fund 52-2396428 | B | Wellesley Hills, MA | 1 | $10,000 | 2020 |
| Army Emergency Relief 53-0196552 | C | Alexandria, VA | 1 | $10,000 | 2020 |
| Oakland Public Library | U | Oakland, CA | 1 | $9,000 | 2020 |
| Galapagos Conservancy | U | Fairfax, VA | 1 | $8,000 | 2020 |
| High Desert Museum 51-0179336 | B | Bend, OR | 1 | $8,000 | 2020 |
| Boston College | U | Chestnut Hill, MA | 1 | $7,000 | 2020 |
| Hospice of the East Bay 94-2515405 | B | Pleasant Hill, CA | 1 | $6,000 | 2020 |
| The Nature Conservancy 99-1860539 | D | San Francisco, CA | 1 | $6,000 | 2020 |
| Guide Dogs for the Blind Inc 94-1196195 | C | San Rafael, CA | 1 | $6,000 | 2020 |
| Habitat for Humanity - East Bay | U | Oakland, CA | 1 | $6,000 | 2020 |
| Greenbelt Alliance 94-1676747 | C | San Francisco, CA | 1 | $6,000 | 2020 |
| Hospice by the Bay 33-0674856 | D | Larkspur, CA | 1 | $6,000 | 2020 |
| Special Olympics | U | Pleasant Hill, CA | 1 | $6,000 | 2020 |
| Epiphany Center 94-2384035 | B | San Francisco, CA | 1 | $6,000 | 2020 |
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 23 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2023 | Greater Horizons Kansas City, MO | B | $75,292 | paid | GENERAL PURPOSE | 202441349349103114 |
| 2022 | Greater Horizons Kansas City, MO | B | $4,138,364 | paid | GENERAL PURPOSE | 202333199349108843 |
| 2020 | St Anthony's Foundation San Francisco, CA | C | $20,000 | paid | PROVIDES FOOD, CLOTHING AND HEALTHCARE TO POOR | 202113199349109961 |
| 2020 | Berkeley Foundation Berkeley, CA | C | $15,000 | paid | GENERAL PURPOSE | 202113199349109961 |
| 2020 | Alzheimer's Association San Jose, CA | D | $15,000 | paid | RESEARCH AND SUPPORT SERVICES FOR ALZHEIMER'S DISEASE | 202113199349109961 |
| 2020 | The Foundation for Neurologic Diseases Newburyport, MA | B | $15,000 | paid | RESEARCH FOR MULTIPLE SCLEROSIS | 202113199349109961 |
| 2020 | Doctors Without Borders New York, NY | U | $15,000 | paid | MEDICAL RELIEF ORGANIZATION | 202113199349109961 |
| 2020 | Queen of the Valley Hospital Foundation Napa, CA | C | $14,000 | paid | COMMUNITY HEALTHCARE SERVICES | 202113199349109961 |
| 2020 | Aldea Inc Napa, CA | B | $12,000 | paid | CHILDREN AND FAMILY SERVICES | 202113199349109961 |
| 2020 | Cure Alzheimers Fund Wellesley Hills, MA | B | $10,000 | paid | RESEARCH AND SUPPORT SERVICES FOR ALZHEIMER'S DISEASE | 202113199349109961 |
| 2020 | Army Emergency Relief Alexandria, VA | C | $10,000 | paid | EMERGENCY FUNDING TO MILITARY PERSONNEL | 202113199349109961 |
| 2020 | Oakland Public Library Oakland, CA | U | $9,000 | paid | GENERAL PURPOSE | 202113199349109961 |
| 2020 | Galapagos Conservancy Fairfax, VA | U | $8,000 | paid | CONSERVATION OF THE ECOSYSTEM OF THE GALAPAGOS ISLANDS | 202113199349109961 |
| 2020 | High Desert Museum Bend, OR | B | $8,000 | paid | GENERAL PURPOSE | 202113199349109961 |
| 2020 | Boston College Chestnut Hill, MA | U | $7,000 | paid | NEWTON COLLEGE ALUMNAE PROFESSORSHIP IN WESTERN CULTURE | 202113199349109961 |
| 2020 | The Nature Conservancy San Francisco, CA | D | $6,000 | paid | ENVIRONMENTAL CONSERVATION | 202113199349109961 |
| 2020 | Greenbelt Alliance San Francisco, CA | C | $6,000 | paid | PROTECTION OF OPEN SPACES IN THE SAN FRANCISCO BAY AREA | 202113199349109961 |
| 2020 | Hospice of the East Bay Pleasant Hill, CA | B | $6,000 | paid | PROVIDES ADULT PALLIATIVE CARE | 202113199349109961 |
| 2020 | Habitat for Humanity - East Bay Oakland, CA | U | $6,000 | paid | BUILDS HOUSES FOR THOSE IN NEED | 202113199349109961 |
| 2020 | Hospice by the Bay Larkspur, CA | D | $6,000 | paid | PROVIDES PEDIATRIC AND ADULT PALLIATIVE CARE | 202113199349109961 |
| 2020 | Special Olympics Pleasant Hill, CA | U | $6,000 | paid | SPORTS TRAINING AND COMPETITIONS FOR THE DEVELOPMENTALLY HANDICAPPED | 202113199349109961 |
| 2020 | Guide Dogs for the Blind Inc San Rafael, CA | C | $6,000 | paid | FREE SERVICE AND GUIDE DOGS FOR THOSE WITH VISION LOSS | 202113199349109961 |
| 2020 | Epiphany Center San Francisco, CA | B | $6,000 | paid | MENTAL HEALTH CARE FOR CHILDREN AND FAMILIES | 202113199349109961 |
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 | 2023 | 2023-12-31 | not stated | 2023v5.0 | 202441349349103114 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202333199349108843 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.1 | 202113199349109961 |
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/942831112.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.