Funding search · EIN 956029169 · Los Angeles, CA
Seniel & Dorothy Ostrow 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.
- 128
- grants reported
- $264,033
- total given
- 2021–2024
- filing years
- $1,000
- median grant
Based on grants this organization reported to the IRS for tax years 2021–2024. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
What they fund
Full IRS filings ↗How this is builtReport an error
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.
- Aclu Foundation3 grants · $45,000
- Planned Parenthood3 grants · $34,000
- Kif1a Foundation Stripe3 grants · $19,650
- La Opera Foundation3 grants · $12,070
- Saban Free Clinic3 grants · $9,500
- Opera America3 grants · $9,500
- League To Save Lake Tahoe3 grants · $8,500
- Opera Santa Barbara4 grants · $7,000
- Overtone Industries1 grant · $7,000
- Beth Morrisison Projects2 grants · $6,578
Giving over time
Grant history
The 100 largest of 128 grants.
- $22,500
Aclu Foundation · Los Angeles, CA · 2021
Unrestricted gift
- $17,000
Planned Parenthood · Los Angeles, CA · 2021
Unrestricted gift
- $15,000
Aclu Foundation · Los Angeles, CA · 2022
Unrestricted gift
- $13,000
Planned Parenthood · Los Angeles, CA · 2022
Unrestricted gift
- $12,500
Kif1a Foundation Stripe · New York, NY · 2021
Unrestricted gift
- $7,500
Aclu Foundation · Los Angeles, CA · 2023
General operating support
- $7,000
La Opera Foundation · Los Angeles, CA · 2024
General operating support
- $7,000
Overtone Industries · Los Angeles, CA · 2024
General operating support
- $7,000
Saban Free Clinic · Los Angeles, CA · 2021
Unrestricted gift
- $5,150
Kif1a Foundation Stripe · New York, NY · 2022
Unrestricted gift
- $5,000
Opera America · New York, NY · 2024
General operating support
- $5,000
League To Save Lake Tahoe · South Lake Tahoe, CA · 2021
Unrestricted gift
- $5,000
Michail Fox Foundation Parkinson · New York, NY · 2021
Unrestricted gift
- $4,500
Beth Morrisison Projects · Brooklyn, NY · 2024
General operating support
- $4,000
Planned Parenthood · Los Angeles, CA · 2023
General operating support
- $4,000
Venice Free Clinic · Venice, CA · 2021
Unrestricted gift
- $3,500
Center Theatre Group · Los Angeles, CA · 2024
General operating support
- $3,000
La Opera Foundation · Los Angeles, CA · 2021
Unrestricted gift
- $2,500
The Glimmerglass Opera · Cooperstown, NY · 2024
General operating support
- $2,500
League To Save Lake Tahoe · South Lake Tahoe, CA · 2022
Unrestricted gift
- $2,500
Opera Santa Barbara · Santa Barbara, CA · 2022
Unrestricted gift
- $2,500
Opera America · New York, NY · 2021
Unrestricted gift
- $2,500
Opera Santa Barbara · Santa Barbara, CA · 2021
Unrestricted gift
- $2,500
The Trevor Project · West Hollywood, CA · 2021
Unrestricted gift
- $2,500
UCLA Foundation - Opera · Los Angeles, CA · 2021
Unrestricted gift
- $2,100
Our House Grief Support · Los Angeles, CA · 2022
Unrestricted gift
- $2,078
Beth Morrisison Projects · Brooklyn, NY · 2023
General operating support
- $2,070
La Opera Foundation · Los Angeles, CA · 2022
Unrestricted gift
- $2,000
Actor Fund · Los Angeles, CA · 2024
General operating support
- $2,000
Central City Opera · Central City, CO · 2024
General operating support
- $2,000
The Trevor Project · West Hollywood, CA · 2024
General operating support
- $2,000
Theatre Communications Group · New York, NY · 2024
General operating support
- $2,000
Center Theatre Group · Los Angeles, CA · 2023
General operating support
- $2,000
Kif1a Foundation Stripe · New York, NY · 2023
General operating support
- $2,000
Beth Morris Production · Brooklyn, NY · 2022
Unrestricted gift
- $2,000
Center for Reproductive Rights · New York, NY · 2022
Unrestricted gift
- $2,000
Center Theatre · Los Angeles, CA · 2022
Unrestricted gift
- $2,000
Opera America · New York, NY · 2022
Unrestricted gift
- $2,000
Beth Morris Production · Brooklyn, NY · 2021
Unrestricted gift
- $2,000
Center Theatre · Los Angeles, CA · 2021
Unrestricted gift
- $2,000
Our House Grief Support · Los Angeles, CA · 2021
Unrestricted gift
- $1,500
Lange Foundation · Los Angeles, CA · 2024
General operating support
- $1,500
Washington National Opera · Washington, DC · 2024
General operating support
- $1,500
UCLA Foundation - Opera · Los Angeles, CA · 2023
General operating support
- $1,500
Human Rights · New York, NY · 2022
Unrestricted gift
- $1,500
Saban Free Clinic · Los Angeles, CA · 2022
Unrestricted gift
- $1,500
UCLA Foundation - Opera · Los Angeles, CA · 2022
Unrestricted gift
- $1,500
Ascpa Pet · Asheville, NC · 2021
Unrestricted gift
- $1,050
Venice Free Clinic · Venice, CA · 2022
Unrestricted gift
- $1,000
Broadway Cares · Manhattan, NY · 2024
General operating support
- $1,000
Elizabeth Glasser Pediatric · Los Angeles, CA · 2024
General operating support
- $1,000
Love Joy Foundation · Inglewood, CA · 2024
General operating support
- $1,000
Opera Santa Barbara · Santa Barbara, CA · 2024
General operating support
- $1,000
Our House Grief Support · Los Angeles, CA · 2024
General operating support
- $1,000
Pbs · Arlington, VA · 2024
General operating support
- $1,000
Right To Be · Brooklyn, NY · 2024
General operating support
- $1,000
Tahoe Foundation · Truckee, CA · 2024
General operating support
- $1,000
League To Save Lake Tahoe · South Lake Tahoe, CA · 2023
General operating support
- $1,000
On Site Opera · New York, NY · 2023
General operating support
- $1,000
Opera Santa Barbara · Santa Barbara, CA · 2023
General operating support
- $1,000
Our House Grief Support · Los Angeles, CA · 2023
General operating support
- $1,000
Saban Free Clinic · Los Angeles, CA · 2023
General operating support
- $1,000
Step Up Women'S · Los Angeles, CA · 2023
General operating support
- $1,000
Tahoe Foundation · Truckee, CA · 2023
General operating support
- $1,000
The Glimmerglass Opera · Cooperstown, NY · 2023
General operating support
- $1,000
The Trevor Project · West Hollywood, CA · 2023
General operating support
- $1,000
Venice Free Clinic · Venice, CA · 2023
General operating support
- $1,000
Access Reproduction Rights · Washington, DC · 2022
Unrestricted gift
- $1,000
Broadway Cares · Manhattan, NY · 2022
Unrestricted gift
- $1,000
Doctors Without Borders · New York, NY · 2022
Unrestricted gift
- $1,000
Girl Talk Foundation · Charlotte, NC · 2022
Unrestricted gift
- $1,000
Indigenous Women Rights · Lame Deer, MT · 2022
Unrestricted gift
- $1,000
Michail Fox Foundation Parkinson · New York, NY · 2022
Unrestricted gift
- $1,000
Midwest Abortion Center · Chicago, IL · 2022
Unrestricted gift
- $1,000
Nortywest Abortion Center · Eugene, OR · 2022
Unrestricted gift
- $1,000
Outright Action · New York, NY · 2022
Unrestricted gift
- $1,000
Southern Poverty Law Center · Montgomery, AL · 2022
Unrestricted gift
- $1,000
Step Up Women'S · Los Angeles, CA · 2022
Unrestricted gift
- $1,000
Tahoe Foundation · Truckee, CA · 2022
Unrestricted gift
- $1,000
The Glimmerglass Opera · Cooperstown, NY · 2022
Unrestricted gift
- $1,000
The Trevor Project · West Hollywood, CA · 2022
Unrestricted gift
- $1,000
Washington National Opera · Washington, DC · 2022
Unrestricted gift
- $1,000
Women Reproductive · Santa Monica, CA · 2022
Unrestricted gift
- $1,000
Doctors Without Borders · New York, NY · 2021
Unrestricted gift
- $1,000
Elizabeth Glasser Pediatric · Los Angeles, CA · 2021
Unrestricted gift
- $1,000
Step Up Women'S · Los Angeles, CA · 2021
Unrestricted gift
- $785
Aspca Spayneuter Alliance · Asheville, NC · 2024
General operating support
- $750
Theatre Communications Group · New York, NY · 2023
General operating support
- $500
Aspca Spayneuter Alliance · Asheville, NC · 2024
General operating support
- $500
Broadway Cares · Manhattan, NY · 2024
General operating support
- $500
Kcrw · Santa Monica, CA · 2024
General operating support
- $500
Kpcc · Pasadena, CA · 2024
General operating support
- $500
Michael J Fox Foundation Parkinson · New York, NY · 2024
General operating support
- $500
On Site Opera · New York, NY · 2024
General operating support
- $500
Southern Poverty Law Center · Montgomery, AL · 2024
General operating support
- $500
Actor Fund · Los Angeles, CA · 2023
General operating support
- $500
Aspca Spayneuter Alliance · Asheville, NC · 2023
General operating support
- $500
Center for Reproductive Rights · New York, NY · 2023
General operating support
- $500
Doctors Without Borders · New York, NY · 2023
General operating support
- $500
Elizabeth Glasser Pediatric · Los Angeles, CA · 2023
General operating support
Who else funds this kind of work
Same state
- Silicon Valley Community Foundation10,471 grants · $10.10B
- Tides Foundation9,402 grants · $1.86B
- UCLA Foundation276 grants · $1.75B
Similar purposes
- The Ford Foundation10,731 grants · $2.35B
- The Robert Wood Johnson Foundation13,555 grants · $2.27B
- Lilly Endowment7,478 grants · $8.93B
Similar grant size
- Shell USA Company Foundation24,663 grants · $80.1M
- The Bank of America Charitable87,335 grants · $496.1M
- Jpmorgan Chase Foundation29,571 grants · $637.4M
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.

