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· Private foundation

Los Altos Sunset Rotary Club Endowment Fund Inc

The organization is organized exclusively for charitable, scientific, testing for public safety, literary, or educational purposes, fostering national or international amateur sports competition (but only if no part of its activities involve the provision of athletic facilities or equipment), or for the prevention of cruelty to children…

$41k
Granted FY2025still arriving
6
Grants FY2025still arriving
1
States reached
$26k
Largest
01What it funds
01100% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2021 to 2025.

Education$65kEmployment$40kPhilanthropy$25kAnimals$10kHealth$5kFood & Nutrition$1kArts & Culture$1kHuman Services$500Other$0
02FY2025 · 6 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k5 grants · $15k
  • $10k–50k1 grant · $26k
$4,125
Median grant
1
States reached
$1.6M
Total assets
Largest grants
RecipientAmount
Individual grant recipient$26,200
HAPPY HOLLOW FDN$5,000
JW HOUSE$4,125
PALO ALTO HUMANE SOCIETY$2,500
OSCARS PLACE$2,500
LAMVCF$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:

Its human-services grants (FY21–21, $500) land where the poverty rate runs at 8%, against an area that typically sits at 7%. 100% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 7%BILL WILSON CENTER: $500 → 8%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 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 Health Trust

The mission is to build health equity in silicon valley.

Health
2
Community Impact Central Valley

To deliver comprehensive health and human service programs that improve the health and well-being of under-served california residents.

Health
3
Pajaro Valley Shelter Services

Pajaro Valley Shelter Services provides families with a path toward self-sufficient futures through short-and longer-term housing and supportive services.

Human Services
4
Community Technology Alliance

Providing critical technology and services to aid in preventing and ending homelessness.

Housing & Shelter
5
Central California Food Bank

Ccfb is dedicated to ending hunger, working with over 200 partner agencies to provide food to those experiencing hunger. our mission: transforming lives together, in the passionate pursuit to end hunger in central ca - one meal, one…

Food & Nutrition
6
California Human Development Corporation

California human development is a private, federally recognized 501(c)3 organization and we exist to create paths and opportunities for people to rise above barriers in their pursuit of better lives throughout our northern california…

Human Services
7
Bay Area Community Services Housing Corp

Improve the quality of life for individuals in Alameda County, Contra Costa County, Solano County, Monterey County, Sacramento County and the surrounding area in the State of California.

Housing & Shelter
8
Californians Against Waste Foundation

Research, develop and promote waste reduction policies and programs

Environment
9
Community Action Board

To partner with the community to eliminate poverty and create social change through advocacy and essential services.

Employment
10
Community Action Team-California Inc

Community Action's mission is to embrace humanity with care and compassion, while encouraging those around us to explore, dream, and discover the tenets of civility, kindness, and understanding of all people.

Community Improvement
11
Coalition of Homeless Service Providers

To eliminate homelessness in monterey and san benito counties by promoting interagency coordination to develop and sustain a comprehensive system of housing and support services designed to maximize the self-sufficiency of individuals and…

Philanthropy
12
South County Community Services fka St Josephs Family Center

To alleviate hunger and homelessness in south santa clara county by providing food, housing and employment related services, and advocating for system changes to improve the quality of life for the most vulnerable people in the communities…

Food & Nutrition
How this is measured
The grantee most central to the portfolio’s shape is Foothill-Deanza Community Colleges Foundation; the most unlike its peers is Community Service Agency. 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

11 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. 11 of the 15 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.

1
Load-bearing (≥25% of a budget)
2
Early backer (in before they grew)
11/11
Grantees still filing
6/11
Grew since first funded

Where the money sits, by cause and then by grantee

Individual grant recipient: $26,200 · OtherIndividual grant recipientDEANZA FOOTHILL COLLEGE ENDOWMENT: $26,000 · OtherDEANZA FOOTHILL COLLEGE ENDOWMENTOSCARS PLACE: $2,500 · Other+2 more: $2,000 · OtherMETROPOLITAN EDUCATION DISTRICT FOUNDATION: $39,000 · EmploymentMETROPOLITAN EDUCATION DISTRIC…+1 more: $1,000 · EmploymentCOMMUNITY FOUNDATION FOR MONTEREY COUNTY: $25,000 · PhilanthropyCOMMUNITY FOUNDATION FOR MON…FOOTHILL-DEANZA COMMUNITY COLLEGES FOUNDATION: $12,500 · PhilanthropyFOOTHILL-DEANZA COMMUNITY CO…Happy Hollow Foundation: $5,000 · AnimalsPALO ALTO HUMANE SOCIETY: $2,500 · AnimalsJW HOUSE: $4,125 · HealthSECOND HARVEST OF SILICON VALLEY: $1,000 · Food & NutritionBILL WILSON CENTER: $500 · Human ServicesCOMMUNITY SERVICE AGENCY: $500 · Community Improvement
Other$56,700Employment$40,000Philanthropy$37,500Animals$7,500Health$4,125Food & Nutrition$1,000Human Services$500Community Improvement$500

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

25%50%75%100%$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetMETROPOLITAN EDUCATION DISTRICT FOUNDATION: $39,000 over 2y, 41% of budgetCOMMUNITY FOUNDATION FOR MONTEREY COUNTY: $25,000 over 1y, 0.0% of budgetFOOTHILL-DEANZA COMMUNITY COLLEGES FOUNDATION: $12,500 over 1y, 0.2% of budgetHappy Hollow Foundation: $5,000 over 1y, 0.4% of budgetSECOND HARVEST OF SILICON VALLEY: $1,000 over 1y, 0.0% of budgetROTACARE BAY AREA INC: $1,000 over 1y, 0.1% of budgetCENTER FOR EMPLOYMENT TRAINING: $1,000 over 1y, 0.0% of budgetBILL WILSON CENTER: $500 over 1y, 0.0% of budgetCOMMUNITY SERVICE AGENCY: $500 over 1y, 0.2% 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.

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.

Silicon Valley Community FoundationCA17.3× affinity7 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Silicon Valley Community Foundation · Star One Credit Union · San Jose Mercury News Wish Book Fund Inc · Second Harvest of Silicon Valley · The Sobrato Family Foundation · Jewish Community Federation of San Francisco the Peninsula Marin & Sonoma · Kaiser Foundation Hospitals · Morgan Stanley Global Impact Funding Trust Inc · The Bank of America Charitable Foundation Inc · American Online Giving Foundation Inc · Donor Advised Charitable Giving Inc · Fidelity Investments Charitable Gift Fund

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 Los Altos Sunset Rotary Club Endowment Fund Inc funds: left to right is the share of its income from government, bottom to top the share from Los Altos Sunset Rotary Club Endowment Fund Inc. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 00%3%13%28%50%funder's share of their income ↑0%23%45%68%90%share of the org’s income from government →
    no gov moneyreceives it· size = income
    0get no government money at all
    4report government grants on their 990 we could not trace to a source (not plotted)
    0rely on government for over half their income
    ⤢ axis zoomed · 0–90%
    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 15 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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