Funding search · EIN 611805991 · San Antonio, TX
The Williamson Foundation
A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.
- 58
- grants reported
- $260,286
- total given
- 2022–2024
- filing years
- $2,283
- median grant
Based on grants this organization reported to the IRS for tax years 2022–2024. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
What they fund
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Funding pattern
What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.
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3 grants matching “briscoe” · $12,649
- $5,149
Briscoe Western Art Museum · San Antonio, TX · 2024
For the orgs charitable purposes
- $5,000
Briscoe Western Art Museum · San Antonio, TX · 2023
For the orgs charitable purposes
- $2,500
Briscoe Western Art Museum · San Antonio, TX · 2022
For the orgs charitable purposes
Top recipients
Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.
- Minnesota Environmental Partnership2 grants · $54,650
- Rancho Mirage Writers Festival2 grants · $40,000
- Texas Public Radio3 grants · $28,325
- Microgrants2 grants · $20,000
- Lamorinda Soccer Club2 grants · $19,750
- Briscoe Western Art Museum3 grants · $12,649
- Kiva Microfunds2 grants · $12,000
- McCallum Theatre2 grants · $10,000
- Klrn3 grants · $8,000
- San Antonio Conservation Society3 grants · $7,580
Giving over time
Grant history
All 58 reported grants, largest first.
- $34,150
Minnesota Environmental Partnership · Saint Paul, MN · 2024
For the orgs charitable purposes
- $20,500
Minnesota Environmental Partnership · Saint Paul, MN · 2022
For the orgs charitable purposes
- $20,000
Rancho Mirage Writers Festival · Rancho Mirage, CA · 2024
For the orgs charitable purposes
- $20,000
Rancho Mirage Writers Festival · Rancho Mirage, CA · 2023
For the orgs charitable purposes
- $10,325
Texas Public Radio · San Antonio, TX · 2024
For the orgs charitable purposes
- $10,000
Lamorinda Soccer Club · Moraga, CA · 2023
For the orgs charitable purposes
- $10,000
Microgrants · Minneapolis, MN · 2023
For the orgs charitable purposes
- $10,000
Texas Public Radio · San Antonio, TX · 2023
For the orgs charitable purposes
- $10,000
Microgrants · Minneapolis, MN · 2022
For the orgs charitable purposes
- $9,750
Lamorinda Soccer Club · Moraga, CA · 2022
For the orgs charitable purposes
- $8,000
Texas Public Radio · San Antonio, TX · 2022
For the orgs charitable purposes
- $7,000
Kiva Microfunds · San Francisco, CA · 2022
For the orgs charitable purposes
- $5,149
Briscoe Western Art Museum · San Antonio, TX · 2024
For the orgs charitable purposes
- $5,000
McCallum Theatre · Palm Desert, CA · 2024
For the orgs charitable purposes
- $5,000
Briscoe Western Art Museum · San Antonio, TX · 2023
For the orgs charitable purposes
- $5,000
Kiva Microfunds · San Francisco, CA · 2023
For the orgs charitable purposes
- $5,000
McCallum Theatre · Palm Desert, CA · 2023
For the orgs charitable purposes
- $3,000
Klrn · San Antonio, TX · 2024
For the orgs charitable purposes
- $3,000
Klrn · San Antonio, TX · 2023
For the orgs charitable purposes
- $2,580
San Antonio Conservation Society · San Antonio, TX · 2023
For the orgs charitable purposes
- $2,500
McNay Art Museum · San Antonio, TX · 2024
For the orgs charitable purposes
- $2,500
San Antonio Botancial Garden · San Antonio, TX · 2024
For the orgs chartiable purposes
- $2,500
San Antonio Conservation Society · San Antonio, TX · 2024
For the orgs charitable purposes
- $2,500
McNay Art Museum · San Antonio, TX · 2023
For the orgs charitable purposes
- $2,500
San Antonio Botancial Garden · San Antonio, TX · 2023
For the orgs chartiable purposes
- $2,500
Briscoe Western Art Museum · San Antonio, TX · 2022
For the orgs charitable purposes
- $2,500
McNay Art Museum · San Antonio, TX · 2022
For the orgs charitable purposes
- $2,500
San Antonio Botancial Garden · San Antonio, TX · 2022
For the orgs chartiable purposes
- $2,500
San Antonio Conservation Society · San Antonio, TX · 2022
For the orgs charitable purposes
- $2,066
Freedom From Religion Foundation · Madison, WI · 2024
For the orgs charitable purposes
- $2,000
Opera San Antonio · San Antonio, TX · 2024
For the orgs charitable purposes
- $2,000
Propublica Publisher'S Circle · New York, NY · 2024
For the orgs charitable purposes
- $2,000
Hemisfair Conservancy · San Antonio, TX · 2023
For the orgs charitable purposes
- $2,000
Hemisfair Conservancy · San Antonio, TX · 2022
For the orgs charitable purposes
- $2,000
Klrn · San Antonio, TX · 2022
For the orgs charitable purposes
- $2,000
Samministries · San Antonio, TX · 2022
For the orgs charitable purpose
- $1,200
The Witte Museum · San Antonio, TX · 2024
For the orgs charitable purposes
- $1,200
The Witte Museum · San Antonio, TX · 2023
For the orgs charitable purposes
- $1,200
The Witte Museum · San Antonio, TX · 2022
For the orgs charitable purposes
- $1,035
Propublica Publisher'S Circle · New York, NY · 2023
For the orgs charitable purposes
- $1,031
Hemisfair Conservancy · San Antonio, TX · 2024
For the orgs charitable purposes
- $1,000
San Antonio Museum of Art · San Antonio, TX · 2024
For the orgs charitable purposes
- $1,000
San Pedro Playhouse · San Antonio, TX · 2024
For the orgs charitable purposes
- $1,000
Texas State Historical Association · Austin, TX · 2024
For the orgs charitable purposes
- $1,000
Freedom From Religion Foundation · Madison, WI · 2023
For the orgs charitable purposes
- $1,000
Opera San Antonio · San Antonio, TX · 2023
For the orgs charitable purposes
- $1,000
San Antonio Museum of Art · San Antonio, TX · 2023
For the orgs charitable purposes
- $1,000
Texas State Historical Association · Austin, TX · 2023
For the orgs charitable purposes
- $1,000
The Classic Threatre of San Antonio · San Antonio, TX · 2023
For the orgs charitable purposes
- $1,000
Opera San Antonio · San Antonio, TX · 2022
For the orgs charitable purposes
- $1,000
Propublica Publisher'S Circle · New York, NY · 2022
For the orgs charitable purposes
- $1,000
San Antonio Museum of Art · San Antonio, TX · 2022
For the orgs charitable purposes
- $1,000
Texas State Historical Association · Austin, TX · 2022
For the orgs charitable purposes
- $1,000
The Classic Threatre of San Antonio · San Antonio, TX · 2022
For the orgs charitable purposes
- $500
Kansas University Endowment · Lawrence, KS · 2024
For the orgs charitable purposes
- $500
Kansas University Endowment · Lawrence, KS · 2023
For the orgs charitable purposes
- $500
Kansas University Endowment · Lawrence, KS · 2022
For the orgs charitable purposes
- $100
Little Flower Basilica · San Antonio, TX · 2024
For the orgs charitable purposes
Who else funds this kind of work
Same state
- Greater Houston Community Foundation5,612 grants · $873.8M
- The Big 12 Conference50 grants · $1.91B
- Texas Essential Healthcare Partnerships297 grants · $972.3M
Similar purposes
- Seachange Capital Partners73 grants · $2.5M
- Legacy Foundation242 grants · $9.3M
- The Albert Pick Jr Fund184 grants · $3.1M
Similar grant size
- Enterprise Holdings Foundation30,880 grants · $360.4M
- State Employees Credit Union Foundation7,131 grants · $63.0M
- Publix Super Markets Charities6,333 grants · $108.7M
Grants already paid are the record; PaperOrbit reads your paper and finds the funders whose record matches it — then explains why.
Search funders like this oneSource: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.

