Funding search · EIN 270965935 · San Francisco, CA
Rosenberg Ach 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.
- 56
- grants reported
- $1.5M
- 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.
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.
- Cal Trout3 grants · $475,000
- Public Policy Institute of California2 grants · $225,000
- Ucsf Foundation2 grants · $200,000
- The Nature Conservancy2 grants · $145,000
- Trout Unlimited1 grant · $75,000
- Urban School2 grants · $40,000
- Reproductive Freedom for All (Naral)2 grants · $30,000
- San Francisco Film Society (Sffilm)1 grant · $30,000
- Ggnps (Golden Gate National Parks)1 grant · $25,000
- Breakthrough Collaborative1 grant · $25,000
Giving over time
Grant history
All 56 reported grants, largest first.
- $225,000
Cal Trout · San Francisco, CA · 2023
Environmental
- $200,000
Cal Trout · San Francisco, CA · 2022
Environmental
- $150,000
Public Policy Institute of California · San Francisco, CA · 2022
ENVIRONMENTAL and Community
- $134,000
The Nature Conservancy · San Francisco, CA · 2024
Environmental
- $100,000
Ucsf Foundation · San Francisco, CA · 2024
Health
- $100,000
Ucsf Foundation · San Francisco, CA · 2023
Health
- $75,000
Trout Unlimited · Chandler, AZ · 2024
Environmental
- $75,000
Public Policy Institute of California · San Francisco, CA · 2023
Environmental
- $50,000
Cal Trout · San Francisco, CA · 2024
Environmental
- $30,000
San Francisco Film Society (Sffilm) · San Francisco, CA · 2024
the arts
- $25,000
Breakthrough Collaborative · San Francisco, CA · 2022
Community
- $25,000
Ggnps (Golden Gate National Parks) · San Francisco, CA · 2022
Environmental
- $20,000
Urban School · San Francisco, CA · 2024
education
- $20,000
Urban School · San Francisco, CA · 2023
education
- $20,000
Ucsf Chancellor'S Fund · San Francisco, CA · 2022
Health
- $15,000
Reproductive Freedom for All (Naral) · Washington, DC · 2024
Health
- $15,000
Reproductive Freedom for All (Naral) · Washington, DC · 2023
Health
- $15,000
Naral American Foundation · Chicago, IL · 2022
Community
- $11,000
The Nature Conservancy · San Francisco, CA · 2023
Environmental
- $10,000
10000 Degrees · San Rafael, CA · 2023
Community
- $10,000
Sf Opera · San Francisco, CA · 2022
the arts
- $7,000
Sf Opera · San Francisco, CA · 2023
the arts
- $5,100
10000 Degrees · San Rafael, CA · 2024
Community
- $5,100
Sustainable Conservation · San Francisco, CA · 2022
Environmental
- $5,000
Golden State Opportunity Fund · Los Angeles, CA · 2024
Community
- $5,000
Greenlight Clinic · Greenbrae, CA · 2024
Health
- $5,000
Henry'S Fork Foundation · Ashton, ID · 2024
Environmental
- $5,000
New Israel Fund · Washington, DC · 2024
Commuity
- $5,000
Sf Jazz · San Francisco, CA · 2024
the arts
- $5,000
Students Rising Above (Sra) · San Francisco, CA · 2024
Education
- $5,000
Sustainable Conservation · San Francisco, CA · 2024
Environmental
- $5,000
Sweetwater Spectrum · Sonoma, CA · 2024
Community
- $5,000
Greenlight · San Francisco, CA · 2023
general support
- $5,000
Henry'S Fork Foundation · Ashton, ID · 2023
Environmental
- $5,000
Sf Jazz · San Francisco, CA · 2023
the arts
- $5,000
Sffs(San Francisco Film Society) · San Francisco, CA · 2023
the arts
- $5,000
Sustainable Conservation · San Francisco, CA · 2023
Environmental
- $5,000
Sweetwater Spectrum · Sonoma, CA · 2023
Community
- $5,000
Greenlight · San Francisco, CA · 2022
general support
- $5,000
Henry'S Fork Foundation · Ashton, ID · 2022
Environmental
- $5,000
Sf Jazz · San Francisco, CA · 2022
the arts
- $5,000
Sffs(San Francisco Film Society) · San Francisco, CA · 2022
the arts
- $3,240
Students Rising Above (Sra) · San Francisco, CA · 2023
Education
- $3,000
Silver Creek Alliance · Picabo, ID · 2023
Environmental
- $3,000
Silver Creek Alliance · Picabo, ID · 2022
Environmental
- $2,600
10000 Degrees · San Rafael, CA · 2022
Community
- $2,500
Greenbelt Alliance · San Francisco, CA · 2024
Community
- $2,500
Alder Gse · Redwood City, CA · 2022
education
- $2,148
Students Rising Above (Sra) · San Francisco, CA · 2022
Education
- $2,000
Sf Free Clinic · San Francisco, CA · 2024
health
- $2,000
Silver Creek Alliance · Picabo, ID · 2024
Environmental
- $2,000
Greenbelt Alliance · San Francisco, CA · 2023
Community
- $2,000
Sf Free Clinic · San Francisco, CA · 2023
health
- $1,000
Greenbelt Alliance · San Francisco, CA · 2022
Community
- $1,000
Positive Coaching Alliance · Oakland, CA · 2022
Community
- $1,000
Sf Free Clinic · San Francisco, CA · 2022
health
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
- New Venture Fund2,669 grants · $1.28B
- Climate Imperative Foundation350 grants · $513.4M
- The JPB Foundation1,952 grants · $1.61B
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.

