Grants paid by Mitchell Foundation for Nature Art & Science
EIN 83-2458144 · Pasadena, CA · Form 990-PF, Part XV · NTEE A99
Mitchell Foundation for Nature Art & Science of Pasadena, CA (EIN 83-2458144) reported 30 grants paid totaling $170,000 to 14 recipients in tax years 2022–2024, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$170,000
30 grants
Recipients
14
distinct organizations
Tax years
2022–2024
3 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2022 | 5 | $35,000 | — |
| 2023 | 13 | $70,000 | — |
| 2024 | 12 | $65,000 | — |
Top recipients
The 14 recipients receiving the most from Mitchell Foundation for Nature Art & Science, by grants paid, out of 14 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| The Huntington 94-1028167 | D | San Marino, CA | 3 | $40,000 | 2024 |
| Polytechnic School 95-1641456 | B | Pasadena, CA | 3 | $30,000 | 2024 |
| Descanso Garden Guild Inc 95-2511202 | D | La Canada Flintridge, CA | 3 | $20,000 | 2024 |
| Mono Lake Committee | U | Lee Vining, CA | 3 | $15,000 | 2024 |
| Los Angeles Arboretum Foundation 95-1582650 | B | Arcadia, CA | 2 | $15,000 | 2024 |
| California Botanic Garden | U | Claremont, CA | 2 | $15,000 | 2024 |
| Lassen Park Foundation 68-0065902 | C | Redding, CA | 3 | $15,000 | 2024 |
| Altadena Community Garden 95-4544795 | C | Altadena, CA | 1 | $10,000 | 2023 |
| National Wildlife Federation 53-0204616 | C | Merrifield, VA | 2 | $2,000 | 2024 |
| Girl Scouts of Greater Los Angeles 95-1644033 | B | Inglewood, CA | 2 | $2,000 | 2024 |
| The Nature Conservancy 99-1860539 | D | Arlington, CA | 2 | $2,000 | 2024 |
| Sierra Club 94-1153307 | B | Oakland, CA | 2 | $2,000 | 2024 |
| Arts for la 20-2797313 | C | West Covina, CA | 1 | $1,000 | 2023 |
| Altadena Music Theater Inc 87-3007032 | C | Altadena, CA | 1 | $1,000 | 2024 |
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 30 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2024 | Polytechnic School Pasadena, CA | B | $10,000 | paid | GENERAL SUPPORT | 202523169349102722 |
| 2024 | Descanso Garden Guild Inc La Canada Flintridge, CA | D | $10,000 | paid | GENERAL SUPPORT | 202523169349102722 |
| 2024 | Los Angeles Arboretum Foundation Arcadia, CA | B | $10,000 | paid | GENERAL SUPPORT | 202523169349102722 |
| 2024 | The Huntington San Marino, CA | D | $10,000 | paid | GENERAL SUPPORT | 202523169349102722 |
| 2024 | California Botanic Garden Claremont, CA | U | $10,000 | paid | GENERAL SUPPORT | 202523169349102722 |
| 2024 | Mono Lake Committee Lee Vining, CA | U | $5,000 | paid | GENERAL SUPPORT | 202523169349102722 |
| 2024 | Lassen Park Foundation Redding, CA | C | $5,000 | paid | GENERAL SUPPORT | 202523169349102722 |
| 2024 | The Nature Conservancy Arlington, CA | D | $1,000 | paid | GENERAL SUPPORT | 202523169349102722 |
| 2024 | Altadena Music Theater Inc Altadena, CA | C | $1,000 | paid | GENERAL SUPPORT | 202523169349102722 |
| 2024 | National Wildlife Federation Merrifield, VA | C | $1,000 | paid | GENERAL SUPPORT | 202523169349102722 |
| 2024 | Sierra Club Oakland, CA | B | $1,000 | paid | GENERAL SUPPORT | 202523169349102722 |
| 2024 | Girl Scouts of Greater Los Angeles Inglewood, CA | B | $1,000 | paid | GENERAL SUPPORT | 202523169349102722 |
| 2023 | The Huntington San Marino, CA | D | $20,000 | paid | GENERAL SUPPORT | 202423189349102162 |
| 2023 | Altadena Community Garden Altadena, CA | C | $10,000 | paid | GENERAL SUPPORT | 202423189349102162 |
| 2023 | Polytechnic School Pasadena, CA | B | $10,000 | paid | GENERAL SUPPORT | 202423189349102162 |
| 2023 | Lassen Park Foundation Redding, CA | C | $5,000 | paid | GENERAL SUPPORT | 202423189349102162 |
| 2023 | California Botanic Garden Claremont, CA | U | $5,000 | paid | GENERAL SUPPORT | 202423189349102162 |
| 2023 | Los Angeles Arboretum Foundation Arcadia, CA | B | $5,000 | paid | GENERAL SUPPORT | 202423189349102162 |
| 2023 | Mono Lake Committee Lee Vining, CA | U | $5,000 | paid | GENERAL SUPPORT | 202423189349102162 |
| 2023 | Descanso Garden Guild Inc La Canada Flintridge, CA | D | $5,000 | paid | GENERAL SUPPORT | 202423189349102162 |
| 2023 | Sierra Club Oakland, CA | B | $1,000 | paid | GENERAL SUPPORT | 202423189349102162 |
| 2023 | Arts for la West Covina, CA | C | $1,000 | paid | GENERAL SUPPORT | 202423189349102162 |
| 2023 | National Wildlife Federation Merrifield, VA | C | $1,000 | paid | GENERAL SUPPORT | 202423189349102162 |
| 2023 | The Nature Conservancy Arlington, CA | D | $1,000 | paid | GENERAL SUPPORT | 202423189349102162 |
| 2023 | Girl Scouts of Greater Los Angeles Inglewood, CA | B | $1,000 | paid | GENERAL SUPPORT | 202423189349102162 |
| 2022 | Polytechnic School Pasadena, CA | B | $10,000 | paid | GENERAL SUPPORT | 202323199349104662 |
| 2022 | The Huntington San Marino, CA | D | $10,000 | paid | GENERAL SUPPORT | 202323199349104662 |
| 2022 | Lassen Park Foundation Redding, CA | C | $5,000 | paid | GENERAL SUPPORT | 202323199349104662 |
| 2022 | Mono Lake Committee Lee Vining, CA | U | $5,000 | paid | GENERAL SUPPORT | 202323199349104662 |
| 2022 | Descanso Garden Guild Inc La Canada Flintridge, CA | D | $5,000 | paid | GENERAL SUPPORT | 202323199349104662 |
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 | 2024 | 2024-12-31 | not stated | 2024v5.2 | 202523169349102722 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.1 | 202423189349102162 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202323199349104662 |
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/832458144.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.