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· Private foundation

Silvio & Mary Garaventa Family Foundation

Its FY2025 filing reports that it accepted unsolicited grant applications.

$41k
Granted FY2025still arriving
5
Grants FY2025still arriving
1
States reached
$10k
Largest
01What it funds
0198% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2017 to 2025.

Religion$3.0MEducation$281kHealth$227kYouth Development$70kArts & Culture$25kCommunity Improvement$15kHuman Services$12kOther$0
02FY2025 · 5 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k1 grant · $1k
  • $10k–50k4 grants · $40k
$10,000
Median grant
1
States reached
$4.1M
Total assets
Largest grants
RecipientAmount
ST MARY OF THE IMMACULATE$10,000
AMERICAN MARTYRS SCHOOL$10,000
ST PERPETUA SCHOOL$10,000
ST ROSE CATHOLIC SCHOOL$10,000
VALLEY VIEW PTA$1,000
02The need
03

Does the money reach high-need areas?

Each grant placed by the hardship in its grantee’s ZIP, against the area’s typical level.

show:

Dollar for dollar, its grants (FY17–25) land where the poverty rate runs at 9%, against an area that typically sits at 11%. 1% of its dollars go to grantees based in above-average-need neighborhoods. Its grants skew toward lower-need ZIPs.

area typical 11%St Rose Catholic School: $10k → 6%ST MARY OF THE IMMACULATE: $10k → 8%LASALLIAN CHRISTIAN BROTHERS FOUNDATION INC: $5k → 9%ST PERPETUA SCHOOL: $10k → 9%CATHOLIC CHARITIES OF THE DIOCESE OF OAKLAND: $3k → 10%American Martyrs Catholic Church: $10k → 14%ST ROSE CATHOLIC SCHOOL: $10k → 6%JOHN MUIR HEALTH FOUNDATION: $75k → 9%ROMAN CATHOLIC WELFARE CORPORATION OF OAKLAND: $9k → 10%AMERICAN MARTYRS SCHOOL: $10k → 14%St Rose Catholic School: $10k → 6%ST PERPETUA SCHOOL: $10k → 9%THE ALS ASSOCIATION: $2k → 10%American Martyrs Catholic Church: $10k → 14%St Rose Catholic School: $5k → 6%JOHN MUIR HEALTH FOUNDATION: $50k → 9%SPANISH SPEAKING UNITY COUNCIL OF ALAMEDA COUNTY I: $10k → 10%American Martyrs Catholic Church: $5k → 14%DE LA SALLE HIGH SCHOOL: $20k → 9%SPANISH SPEAKING UNITY COUNCIL OF ALAMEDA COUNTY I: $5k → 10%ST PERPETUA SCHOOL: $10k → 9%VALLEY VIEW PTA: $1k → 10%JOHN MUIR HEALTH FOUNDATION: $50k → 9%VALLEY VIEW PTA: $1k → 10%CARONDELET HIGH SCHOOL: $20k → 9%Valley View Elementary School: $1k → 10%ST PERPETUA SCHOOL: $5k → 9%Valley View Elementary School: $1k → 10%JOHN MUIR HEALTH FOUNDATION: $50k → 9%Friends Of Isola Delle Femmine: $4k → 10%St Agnes Catholic Church: $1.0M → 9%Valley View Elementary School: $1k → 10%SAINT AGNES CATHOLIC SCHOOL: $50k → 9%SAINT AGNES SCHOOL: $35k → 9%SAINT AGNES SCHOOL: $20k → 9%SAINT AGNES SCHOOL: $10k → 9%SAINT AGNES SCHOOL: $5k → 9%ST MARY'S COLLEGE OF CALIFORNIA: $10k → 9%OAKLEY POLICE DEPARTMENT: $10k → 9%ST MARY OF THE IMMACULATE CONCEPTION SCHOOL: $5k → 9%ST MARY OF THE IMMACULATE CONCEPTION SCHOOL: $500 → 9%Queen of All Saints Church: $1.0M → 9%COMMUNITY YOUTH CENTER: $20k → 9%QUEEN OF ALL SAINTS SCHOOL: $10k → 9%QUEEN OF ALL SAINTS SCHOOL: $5k → 9%ST BONAVENTURE CATHOLIC CHURCH: $1.0M → 9%Boys & Girls Club of Contra Costa: $50k → 9%KENNEDY-KING MEMORIAL COLLEGE SCHOLARSHIP FUND LTD: $1k → 9%0%20%40%50%more need →
grant to an above-average-need area below average· circle size = grant amount
How this is measured
Matched: human-services grants are those whose grantee’s IRS cause code is Human Services. Placed by people below the poverty line in the grantee’s ZIP, averaged from the tracts in that ZIP.
How this is measured
US grants placed by each grantee’s ZIP, which can differ from where services are delivered. Need from public data (U.S. Census/ACS, CDC PLACES, Eviction Lab, USDA), shown as context about the area, never attributed to the funder’s giving.
03Its grantees
repeat funding

Who it funds again

Organizations funded in more than one year, against those funded once.

12%of every dollar goes to organizations it has funded before.
$431k · 10 repeat orgs$3.2M to everyone else

Grantees it renews have grown median revenue +139% since the first grant, against 0% for those funded once.

10 repeat relationships: 3 still active in FY2025, 7 since wound down; 2 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

10
18

Total granted

$431k
$3.2M

Median revenue growth · since first grant

+139%
0%

Still filing today

20%
39%

New vs renewed · share of each year

In FY2025, 51% of grant dollars renewed an existing relationship; $20k went to new ones.

50%100%’17’18’19’21’22’23’24’25
RenewedFirst-time

Where new relationships form · theme of each grantee’s first grant

’17’18’19’21’22’23’24’25
EducationHealthCommunity ImprovementArts & CultureYouth DevelopmentOther
How this is measured
First-time means a grantee’s first year in the filing window; renewed means funded in an earlier year too. The renewed share climbs naturally as a portfolio matures, so the signal is a year that bucks it (a wave of new grantees). The earliest year is left-censored: relationships that predate the data read as new. Theme is the grantee’s IRS cause.

Backed again, and grew

  • JM
    JOHN MUIR HEALTH FOUNDATION
    4× · 2018–2022 · $225k · revenue +139%
  • SA
    SAINT AGNES SCHOOL
    4× · 2018–2023 · $70k
  • SR
    St Rose Catholic School
    4× · 2021–2025 · $35k

Funded once

  • SB
    ST BONAVENTURE CATHOLIC CHURCH
    one grant, 2023 · $1.0M
  • SA
    St Agnes Catholic Church
    one grant, 2023 · $1.0M
  • QO
    Queen of All Saints Church
    one grant, 2023 · $1.0M
How this is measured

Repeat means funded in two or more distinct years. Growth and survival are read from each grantee’s own subsequent IRS filings.

04Its field

Closest unfunded matches

The nonprofits that most resemble its grantees but are not funded by it, scored along the direction from the rest of the field toward the portfolio. A resemblance in what they say they do, not a recommendation.

1
The International School of San Francisco

Guided by the principles of academic rigor and diversity, the international school of san francisco offers programs of study in french and english to prepare its graduates for a world in which the ability to think critically and to…

Education
2
California College of the Arts

California college of the arts educates students to shape culture and society through the practice and critical study of art, architecture, design, and writing. benefitting from its san francisco bay area location, the college prepares…

Education
3
President-Board of Trustees Santa Clara College

Scu is a catholic and jesuit institution that makes student learning its central focus, promotes faculty and staff learning in its various forms, and exhibits organizational learning.

Education
4
Santa Catalina School

Santa catalina school exists to develop in each student a striving for excellence, a maturing awareness of moral and spiritual values, a sense of responsible purpose, and a determination to serve the world with courage, grace, and…

Education
5
Mills College

Mills college is an independent liberal arts college for women and gender nonbinary students, with graduate programs for all genders. the college educates students to think critically and communicate responsibly and effectively, to accept…

—
6
Contra Costa College Foundation

To develop resources and relationships that provide financial support to contra costa college students through student scholarships, student programs and services, instructional supplies and facility improvements.

—
7
Young Men's Christian Association

The burbank community ymca (burbank y) is committed to strengthening the foundation of our community through youth development, healthy living, and social responsibility. we work within our community to ensure that everyone, regardless of…

Human Services
8
Association of California School Administrators

The association serves its members by creating resources that enable california school administrators to develop and apply creative leadership and management skills and in turn, improve the educational process for all students.

—
9
California Institute of Contemporary Art
—
10
California Coast Credit Union

California coast credit union (credit union) is a cooperative, organized for the purpose of promoting thrift and savings among its members, creating a source of credit for them at rates of interest set by the board of directors, and…

—
11
Community Youth Center of San Francisco

Our mission is to encourage a diverse population of high-need young people to explore their full potential through academic, career, family, and community life. Every year, CYC impacts over 8,000 San Francisco youth and their families,…

—
12
San Francisco University High School

At san franicisco university high school, we engage our community of diverse voices in a transformational experience that embraces the spirited pursuit of learning and empowers purpose larger than self.

Education
How this is measured
The grantee most central to the portfolio’s shape is Boys & Girls Clubs of Contra Costa; the most unlike its peers is Community Youth Center. Resemblance is measured on each organization’s own IRS 990 mission text; it reflects how work is described, not its quality or impact.
04the grantee network

9 grantees tracked through their own filings, 2017–2025.

Each grant beside the grantee’s revenue from every source, year by year.

How this is measured

Counted here: distinct organizations funded across 2017 to 2025, not grant rows in a single year, so this will not match the grant count on the cover. 9 of the 30 grantees resolved in that span have returns of their own we could reconcile.

Each grantee is resolved to its own IRS returns. Association, dated; never a causal claim.

0
Load-bearing (≥25% of a budget)
0
Early backer (in before they grew)
9/9
Grantees still filing
5/9
Grew since first funded

Where the money sits, by cause and then by grantee

ST BONAVENTURE CATHOLIC CHURCH: $1,000,000 · OtherST BONAVENTURE CATHOLIC CHURCHSt Agnes Catholic Church: $1,000,000 · OtherSt Agnes Catholic ChurchQueen of All Saints Church: $1,000,000 · OtherQueen of All Saints Church+21 more: $404,500 · Other+21 moreJOHN MUIR HEALTH FOUNDATION: $225,000 · HealthCOMMUNITY YOUTH CENTER: $20,000 · Youth DevelopmentSPANISH SPEAKING UNITY COUNCIL OF ALAMEDA COUNTY INC: $15,000 · Community ImprovementSAINT MARY'S COLLEGE OF CALIFORNIA: $10,000 · EducationKENNEDY-KING MEMORIAL COLLEGE SCHOLARSHIP FUND LTD: $1,000 · EducationFriends of Isola Delle Femmine: $3,500 · Arts & Culture
Other$3,404,500Health$225,000Youth Development$20,000Community Improvement$15,000Education$11,000Arts & Culture$3,500

Each grantee by its size and the funder’s share of it; top left is load-bearing

25%50%75%100%$100k$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetJOHN MUIR HEALTH FOUNDATION: $225,000 over 4y, 0.5% of budgetBOYS & GIRLS CLUBS OF CONTRA COSTA: $50,000 over 1y, 4.9% of budgetCOMMUNITY YOUTH CENTER: $20,000 over 1y, 0.2% of budgetSPANISH SPEAKING UNITY COUNCIL OF ALAMEDA COUNTY INC: $15,000 over 2y, 0.0% of budgetSAINT MARY'S COLLEGE OF CALIFORNIA: $10,000 over 1y, 0.0% of budgetFriends of Isola Delle Femmine: $3,500 over 1y, 5.5% of budgetCATHOLIC CHARITIES OF THE DIOCESE OF OAKLAND: $2,500 over 1y, 0.0% of budgetKENNEDY-KING MEMORIAL COLLEGE SCHOLARSHIP FUND LTD: $1,000 over 1y, 0.2% of budgetBAY AREA CRISIS NURSERY: $500 over 1y, 0.0% of budget
Grantee by grantee: a decade per organization, before and after funding

A decade per grantee: revenue shaded, grants as bars, all rows on one timeline.

  • Who funds JOHN MUIR HEALTH FOUNDATION ↗
  • Who funds BOYS & GIRLS CLUBS OF CONTRA COSTA ↗
  • Who funds COMMUNITY YOUTH CENTER ↗
  • Who funds SPANISH SPEAKING UNITY COUNCIL OF ALAMEDA COUNTY INC ↗
  • Who funds SAINT MARY'S COLLEGE OF CALIFORNIA ↗
  • Who funds Friends of Isola Delle Femmine ↗
  • Who funds CATHOLIC CHARITIES OF THE DIOCESE OF OAKLAND ↗
  • Who funds KENNEDY-KING MEMORIAL COLLEGE SCHOLARSHIP FUND LTD ↗
  • Who funds BAY AREA CRISIS NURSERY ↗

Co-funders

Grantmakers whose grantees overlap with this funder’s far more than size alone predicts. Closer means stronger alignment; arcs show where they also fund each other. Here they form a tightly interlocked group: most of these funders back each other's grantees too.

United Way of the Bay AreaCA17.6× affinity6 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: United Way of the Bay Area · East Bay Community Foundation · The Hofmann Family Foundation · Lowell Berry Foundation · Shell USA Company Foundation · The Blackbaud Giving Fund · The San Francisco Foundation · United Way Worldwide · American Endowment Foundation · Silicon Valley Community Foundation · Morgan Stanley Global Impact Funding Trust Inc · Jpmorgan Chase Foundation

How this is measured
Affinity is a Gamma-Poisson posterior co-funding rate, re-centered on the typical rate, so thin evidence shrinks toward no signal. Overlap is association, not proof of shared intent.

How much its grantees rely on government

Each dot is one organization Silvio & Mary Garaventa Family Foundation funds: left to right is the share of its income from government, bottom to top the share from Silvio & Mary Garaventa Family Foundation. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 00%1%3%6%10%funder's share of their income ↑0%13%25%38%50%share of the org’s income from government →
    no gov moneyreceives it· size = income
    0get no government money at all
    3report government grants on their 990 we could not trace to a source (not plotted)
    0rely on government for over half their income
    ⤢ axis zoomed · 0–50%
    typical government reliance, FY20–25
    How this is measured
    Government income is each org’s traced federal awards (USASpending grants and contracts) plus state payments (open checkbooks) as a share of its total revenue (IRS Form 990); the self-reported government-grant line (990 line 1e) is carried for cross-check: a grantee that reports government grants we could not trace to a source is left off the chart rather than shown as receiving none. An association, not a claim that a grant caused the public funding. Coverage is precision-first, a floor rather than a census; state records exist for 9 states, so a grantee outside them shows no state figure (dimmed) rather than a false zero. Federal award amounts are obligations, which can span years, so a single-year share is indicative. 990 filings lag 12 to 24 months.

    On method. Every financial figure here is read from IRS e-file XML, the funder’s own 990/990-PF, and from the multi-year returns of the 30 grantees we resolved, each linked to its source. Grantee outcomes are each organization’s own program-service reporting (Form 990, Part III), read as association with funding, never as caused by it. Low-confidence name matches are suppressed rather than guessed. How we build these →

    How this is measured
    Each figure carries one of six labels. Filed is what the funder reported on its return. Official is another government record about an organization, such as a federal award or a charity register, joined by name where no shared identifier exists. Resolved is an identity we worked out where the filing named a recipient without an EIN, kept only above a measured confidence threshold. Computed is arithmetic over those, like themes, portfolio clusters and co-funder strength. Context is a statistic about a place rather than about an organization, which is what the need overlay is: it describes the area a grantee’s address sits in, not where its work lands. Inferred is drawn by a model from text, like the partnerships read out of public news and organization websites. Each is labeled where it appears.

    Generated from the IRS Form 990-PF e-file return for fiscal year 2025, released 2025. Filings run roughly 12 to 24 months behind; figures are dated accordingly.

    Source object · view filing

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