Funding search · EIN 871331967 · Houston, TX
The O' Sullivan Family 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.
- 55
- grants reported
- $386,371
- total given
- 2022–2024
- filing years
- $5,000
- 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.
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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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Top recipients
Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.
- St John'S School3 grants · $136,100
- The Beacon3 grants · $52,000
- San Jacinto Museum1 grant · $25,000
- Houston Botanic Garden3 grants · $18,715
- Trees for Houston3 grants · $18,500
- The Garden Club of Houston3 grants · $17,500
- Menninger Clinic2 grants · $16,000
- Houston Hospice2 grants · $12,000
- Nick Finnegan Counceling Center3 grants · $11,700
- St Andrews University1 grant · $10,000
Giving over time
Grant history
All 55 reported grants, largest first.
- $59,100
St John'S School · Houston, TX · 2024
General purpose
- $52,000
St John'S School · Houston, TX · 2023
General purpose
- $25,000
San Jacinto Museum · La Porte, TX · 2023
General purpose
- $25,000
St John'S School · Houston, TX · 2022
General purpose
- $25,000
The Beacon · Houston, TX · 2022
General purpose
- $17,500
The Beacon · Houston, TX · 2024
General purpose
- $10,000
Houston Hospice · Houston, TX · 2022
General purpose
- $10,000
St Andrews University · Laurinburg, NC · 2022
General purpose
- $9,500
The Beacon · Houston, TX · 2023
General purpose
- $9,500
Houston Botanic Garden · Houston, TX · 2022
General purpose
- $8,500
Nick Finnegan Counceling Center · Houston, TX · 2024
General purpose
- $8,000
Menninger Clinic · Houston, TX · 2024
General purpose
- $8,000
Menninger Clinic · Houston, TX · 2023
General purpose
- $7,500
The Garden Club of Houston · Houston, TX · 2024
General purpose
- $7,500
Houston Botanic Garden · Houston, TX · 2023
General purpose
- $7,000
Trees for Houston · Houston, TX · 2023
General purpose
- $5,750
Trees for Houston · Houston, TX · 2024
General purpose
- $5,750
Trees for Houston · Houston, TX · 2022
General purpose
- $5,500
The John Garden · Hempstead, TX · 2024
General purpose
- $5,000
American Cancer Society · Houston, TX · 2024
General purpose
- $5,000
Roco · Houston, TX · 2024
General purpose
- $5,000
The Museum of Fine Arts Houston · Houston, TX · 2024
General purpose
- $5,000
Catholic Charities · Houston, TX · 2023
General purpose
- $5,000
Memorial Park Conservitory · Houston, TX · 2023
General purpose
- $5,000
The Garden Club of Houston · Houston, TX · 2023
General purpose
- $5,000
Museum of Fine Arts · Houston, TX · 2022
General purpose
- $5,000
The Garden Club of Houston · Houston, TX · 2022
General purpose
- $5,000
The River Oaks Foundation · Houston, TX · 2022
General purpose
- $3,000
The Last Organic Outpost · Houston, TX · 2022
General purpose
- $2,700
The Brookwood Community · Brookshire, TX · 2024
General purpose
- $2,500
Emerge Fellowship · Houston, TX · 2023
General purpose
- $2,500
Heusler Audubon · Houston, TX · 2023
General purpose
- $2,500
St Luke'S Methodist Church · Houston, TX · 2023
General purpose
- $2,500
The John Garden · Hempstead, TX · 2023
General purpose
- $2,000
The River Oaks Foundation · Houston, TX · 2024
General purpose
- $2,000
Houston Hospice · Houston, TX · 2023
General purpose
- $2,000
Nick Finnegan Counceling Center · Houston, TX · 2022
General purpose
- $1,715
Houston Botanic Garden · Houston, TX · 2024
General purpose
- $1,500
River Oaks Garden Club Forum · Houston, TX · 2023
General purpose
- $1,200
Nick Finnegan Counceling Center · Houston, TX · 2023
General purpose
- $1,000
Herman Park Conservancy · Houston, TX · 2024
General purpose
- $1,000
Herman Park Conservancy · Houston, TX · 2023
General purpose
- $1,000
Miller Theatre Advisory · Houston, TX · 2023
General purpose
- $1,000
The River Oaks Foundation · Houston, TX · 2023
General purpose
- $1,000
Memorial Park Conservitory · Houston, TX · 2022
General purpose
- $556
Emerge Fellowship · Houston, TX · 2024
General purpose
- $500
Holy Hall Retirement Community · Houston, TX · 2024
General purpose
- $500
Easter Seals · Houston, TX · 2023
General purpose
- $500
Kiwanis Club of Houston · Houston, TX · 2023
General purpose
- $500
St Luke'S Day School · Houston, TX · 2023
General purpose
- $500
Roco · Houston, TX · 2022
General purpose
- $300
River Oaks Property Owners Association · Houston, TX · 2023
General purpose
- $300
River Oaks Property Owners · Houston, TX · 2022
General purpose
- $250
Roco · Houston, TX · 2023
General purpose
- $250
Greater Houston Foundation · Houston, TX · 2022
General purpose
Who else funds this kind of work
Same state
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- The Big 12 Conference50 grants · $1.91B
- Texas Essential Healthcare Partnerships297 grants · $972.3M
Similar grant size
- Enterprise Holdings Foundation30,880 grants · $360.4M
- State Employees Credit Union Foundation7,131 grants · $63.0M
- Seattle Foundation14,012 grants · $457.3M
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.

