Grants paid by Munger Charitable Trust Number One C/O William H Borthwick
EIN 27-6085454 · Pasadena, CA · Form 990-PF, Part XV · NTEE T20
Munger Charitable Trust Number One C/O William H Borthwick of Pasadena, CA (EIN 27-6085454) reported 14 grants paid totaling $3,878,512 to 9 recipients in tax years 2019–2025, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$3,878,512
14 grants
Recipients
9
distinct organizations
Tax years
2019–2025
7 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2019 | 1 | $18,500 | — |
| 2020 | 1 | $20,000 | — |
| 2021 | 1 | $20,000 | — |
| 2022 | 1 | $21,000 | — |
| 2023 | 1 | $26,000 | — |
| 2024 | 1 | $250,162 | — |
| 2025 | 8 | $3,522,850 | — |
Top recipients
The 9 recipients receiving the most from Munger Charitable Trust Number One C/O William H Borthwick, by grants paid, out of 9 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Greater Horizons | U | Kansas City, CA | 2 | $2,073,324 | 2025 |
| Southern California Public Radio 95-4765734 | B | Pasadena, CA | 2 | $508,539 | 2025 |
| Greater Horizons 20-0849590 | B | Kansas City, MO | 1 | $491,088 | 2025 |
| Our American Future Foundation 88-4235954 | B | Washington, DC | 1 | $252,846 | 2025 |
| Westridge School for Girls Inc 95-1644047 | B | Pasadena, CA | 1 | $197,807 | 2025 |
| Neighborhood Legal Services of Los Angeles 95-2408642 | C | Glendale, CA | 1 | $150,000 | 2025 |
| Santa Barbara Maritime Museum 77-0392953 | B | Santa Barbara, CA | 1 | $99,408 | 2025 |
| Advancement Project 82-4091672 | D | Los Angles, CA | 4 | $85,500 | 2023 |
| Communities in Schools of Los Angeles 26-0404220 | C | Los Angles, CA | 1 | $20,000 | 2021 |
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 14 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2025 | Greater Horizons Kansas City, CA | U | $1,550,460 | paid | (1) DESCRIPTION: 2 SHARES OF BERKSHIRE HATHAWAY CLASS A SECURITIES (2) BOOK VALUE: $1,221,336 (3) METHOD USED TO DETERMINE BOOK VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE RECEIVED BY THE FOUNDATION. (4) METHOD USED TO DETERMINE FAIR MARKET VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE DONATED. (5) DATE OF THE GIFT: 04/22/2025 (6) PURPOSE: GENERAL OPERATING SUPPORT | 202532239349100213 |
| 2025 | Greater Horizons Kansas City, CA | U | $522,864 | paid | (1) DESCRIPTION: 990 SHARES OF BERKSHIRE HATHAWAY CLASS B SECURITIES (2) BOOK VALUE: $450,411 (3) METHOD USED TO DETERMINE BOOK VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE RECEIVED BY THE FOUNDATION. (4) METHOD USED TO DETERMINE FAIR MARKET VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE DONATED. (5) DATE OF THE GIFT: 04/24/2025 (6) PURPOSE: GENERAL OPERATING SUPPORT | 202532239349100213 |
| 2025 | Greater Horizons Kansas City, MO | B | $491,088 | paid | (1) DESCRIPTION: 950 SHARES OF BERKSHIRE HATHAWAY CLASS B SECURITIES (2) BOOK VALUE: $397,188 (3) METHOD USED TO DETERMINE BOOK VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE RECEIVED BY THE FOUNDATION. (4) METHOD USED TO DETERMINE FAIR MARKET VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE DONATED. (5) DATE OF THE GIFT: 04/22/2025 (6) PURPOSE: GENERAL OPERATING SUPPORT | 202532239349100213 |
| 2025 | Southern California Public Radio Pasadena, CA | B | $258,377 | paid | (1) DESCRIPTION: 486 SHARES OF BERKSHIRE HATHAWAY CLASS B SECURITIES (2) BOOK VALUE: $197,855 (3) METHOD USED TO DETERMINE BOOK VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE RECEIVED BY THE FOUNDATION. (4) METHOD USED TO DETERMINE FAIR MARKET VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE DONATED. (5) DATE OF THE GIFT: 04/15/2025 (6) PURPOSE: GENERAL OPERATING SUPPORT | 202532239349100213 |
| 2025 | Our American Future Foundation Washington, DC | B | $252,846 | paid | (1) DESCRIPTION: 550 SHARES OF BERKSHIRE HATHAWAY CLASS B SECURITIES (2) BOOK VALUE: $36,476 (3) METHOD USED TO DETERMINE BOOK VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE RECEIVED BY THE FOUNDATION. (4) METHOD USED TO DETERMINE FAIR MARKET VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE DONATED. (5) DATE OF THE GIFT: 09/19/2024 (6) PURPOSE: GENERAL OPERATING SUPPORT | 202532239349100213 |
| 2025 | Westridge School for Girls Inc Pasadena, CA | B | $197,807 | paid | (1) DESCRIPTION: 436 SHARES OF BERKSHIRE HATHAWAY CLASS B SECURITIES (2) BOOK VALUE: $119,911 (3) METHOD USED TO DETERMINE BOOK VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE RECEIVED BY THE FOUNDATION. (4) METHOD USED TO DETERMINE FAIR MARKET VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE DONATED. (5) DATE OF THE GIFT: 09/24/2024 (6) PURPOSE: GENERAL OPERATING SUPPORT | 202532239349100213 |
| 2025 | Neighborhood Legal Services of Los Angeles Glendale, CA | C | $150,000 | paid | CHARITABLE | 202532239349100213 |
| 2025 | Santa Barbara Maritime Museum Santa Barbara, CA | B | $99,408 | paid | (1) DESCRIPTION: 218 SHARES OF BERKSHIRE HATHAWAY CLASS B SECURITIES (2) BOOK VALUE: $14,458 (3) METHOD USED TO DETERMINE BOOK VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE RECEIVED BY THE FOUNDATION. (4) METHOD USED TO DETERMINE FAIR MARKET VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE DONATED. (5) DATE OF THE GIFT: 09/20/2024 (6) PURPOSE: GENERAL OPERATING SUPPORT | 202532239349100213 |
| 2024 | Southern California Public Radio Pasadena, CA | B | $250,162 | paid | (1) DESCRIPTION: 596 SHARES OF BERSHIRE HATHAWAY CLASS B SECURITIES (2) BOOK VALUE: $39,530 (3) METHOD USED TO DETERMINE BOOK VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE RECEIVED BY THE FOUNDATION. (4) METHOD USED TO DETERMINE FAIR MARKET VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE DONATED. (5) DATE OF THE GIFT: 04/01/2024 (6) PURPOSE: GENERAL OPERATING SUPPORT | 202402689349100725 |
| 2023 | Advancement Project Los Angles, CA | D | $26,000 | paid | GENERAL SUPPORT | 202322239349100222 |
| 2022 | Advancement Project Los Angles, CA | D | $21,000 | paid | GENERAL SUPPORT | 202242389349101004 |
| 2021 | Communities in Schools of Los Angeles Los Angles, CA | C | $20,000 | paid | GENERAL SUPPORT | 202122729349101032 |
| 2020 | The Advancement Project Los Angles, CA | D | $20,000 | paid | GENERAL SUPPORT | 202012069349100306 |
| 2019 | The Advancement Project Los Angles, CA | D | $18,500 | paid | GENERAL SUPPORT | 201902209349100860 |
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 | 2025-05-31 | not stated | 2024v5.2 | 202532239349100213 |
| 990PF | 2024 | 2024-05-31 | not stated | 2023v5.1 | 202402689349100725 |
| 990PF | 2023 | 2023-05-31 | not stated | 2022v5.0 | 202322239349100222 |
| 990PF | 2022 | 2022-05-31 | not stated | 2021v4.2 | 202242389349101004 |
| 990PF | 2021 | 2021-05-31 | not stated | 2020v4.1 | 202122729349101032 |
| 990PF | 2020 | 2020-05-31 | not stated | 2019v5.1 | 202012069349100306 |
| 990PF | 2019 | 2019-05-31 | not stated | 2018v3.1 | 201902209349100860 |
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/276085454.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.