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· Private foundation

The Florence S Mahoney Foundation Co Antley & Lopez LLP

Its FY2024 filing reports that it accepted unsolicited grant applications.

$160k
Granted FY2024still arriving
27
Grants FY2024still arriving
14
States reached
$15k
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, FY2020 to 2024.

Health$210kFood & Nutrition$135kEducation$105kYouth Development$68kHuman Services$60kPhilanthropy$57kAnimals$52kPublic Safety & Disaster$30kOther$0
02FY2024 · 27 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2024

  • Under $10k20 grants · $80k
  • $10k–50k7 grants · $80k
$5,000
Median grant
14
States reached
$3.3M
Total assets
Largest grants
RecipientAmount
SPECIAL K RANCH$15,000
BOYS AND GIRLS CLUB OF ST HELENA CA$15,000
ANGELITOS SANCTUARIO INC$10,000
WET NOSES RESCUE$10,000
AMIGOS DE ANIMALES DE SAN MIGUEL DE$10,000
SAWTOOTH VALLEY RURAL FIRE DISTRICT$10,000
UCA SAN FRANCISCO FOUNDATION$10,000
PHYSICIAN'S COMMITTEE FOR RESPONSIB$6,000
SHELBURNE FARMS$5,000
BOZEMAN SENIOR SOCIAL CENTER$5,000
NAPA VALLEY FARMWORKERS FOUNDATION$5,000
DARTMOUTH-HITCHCOCK HEALTH$5,000
THE SALMON RIVER CLINIC$5,000
Individual grant recipient$5,000
NUTRITIONFACTSORG$5,000
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 (FY21–24, $40k) land where the poverty rate runs at 10%, against an area that typically sits at 11%. 0% of those dollars go to grantees based in above-average-need neighborhoods. Its grants skew toward lower-need ZIPs.

area typical 11%BOZEMAN SENIOR SOCIAL CENTER: $5k → 10%YOUTH HOMES INC: $10k → 9%BOZEMAN SENIOR SOCIAL CENTER: $5k → 10%BOZEMAN SENIOR SOCIAL CENTER: $5k → 10%GRATEFUL GATHERINGS: $10k → 10%GRATEFUL GATHERINGS: $5k → 10%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.

Which US states its grants reach

VT
NH
WA
ID
MT
MI
NY
MA
OR
OH
CT
CA
VA
MD
NC
DC
TX
FL
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.
04

Where the work is directed

The same grants placed two ways: where each recipient sits, and where its stated purpose sends the money.

About 17% of The Florence S Mahoney Foundation Co Antley & Lopez LLP’s grant dollars are earmarked for a different county than the recipient’s own address.

The Florence S Mahoney Foundation Co Antley & Lopez LLPlessmore of its giving
Placed by recipient address · 9.8% directed abroad (not shown)
How this is measured
Recipient view: each grant at its grantee’s ZIP, mapped to a county. Directed view: each grant at the county its stated purpose names, falling back to the recipient’s county when the purpose names no place; US grants only. A county shows only if it carries the top 95% of that view’s dollars. Purposes are read from the funder’s own 990 grant descriptions.
03Its grantees
repeat funding

Who it funds again

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

73%of every dollar goes to organizations it has funded before.
$549k · 32 repeat orgs$208k to everyone else

Grantees it renews have grown median revenue +18% since the first grant, against -10% for those funded once.

32 repeat relationships: 24 still active in FY2024, 8 since wound down; 3 grantees were first funded in FY2024 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

32
21

Total granted

$549k
$168k

Median revenue growth · since first grant

+18%
-10%

Still filing today

56%
43%

New vs renewed · share of each year

In FY2024, 75% of grant dollars renewed an existing relationship; $40k went to new ones.

50%100%’20’21’22’23’24
RenewedFirst-time

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

’20’21’22’23’24
HealthEducationFood & NutritionHuman ServicesPhilanthropyEnvironmentOther
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

  • BB
    BANDERAS BAY CHARITIES INC
    4× · 2020–2023 · $53k · revenue +18%
  • DC
    DANVILLE CHILDRENS GUILD
    3× · 2021–2023 · $42k · revenue +209%
  • KS
    KENT SCHOOL
    3× · 2020–2022 · $30k · revenue +9%

Funded once

  • CO
    CHURCH OF THE GOOD SHEPARD
    one grant, 2022 · $30k
  • PLANNED PARENTHOOD FEDERATION OF AMERICA INC
    one grant, 2022 · $16k · revenue -10%
  • UO
    UNIVERSITY OF CALIF SAN FRANCSCO FD
    one grant, 2020 · $15k
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
California Pacific Medical Center Foundation

MISSION STATEMENT: MISSION: CARING FOR OUR PATIENTS FIRST AND OUR PEOPLE ALWAYS. VISION: TO BE THE MOST COMPREHENSIVE, INTEGRATED AND CONNECTED HEALTH SYSTEM FOR GETTING AND STAYING WELL. VALUES: EXCELLENCE - We deliver high-quality,…

Health
2
Foodbank of Santa Barbara County Inc

To end hunger and transform the health of our community by providing nourishment to those in need by acquiring and distributing safe nutritious food via local agencies and by providing education to solve hunger and nutritional problems in…

Food & Nutrition
3
Second Harvest Food Bank Santa Cruz County

Second harvest food bank's mission is to end hunger and malnutrition by educating and involving the community.

Food & Nutrition
4
The Plantrician Project

To educate, equip & empower physicians & other healthcare providers about the benefits of plant-based nutrition, to produce resources to inform & inspire their patients to shift to a whole food, plant-based way of living.

Science & Tech
5
California Association of Food Banks

California association of food banks (cafb) is a non-profit public benefit corporation located in oakland, california. together with its 41-member foodbanks, cafb is the largest charitable hunger-relief and anti-hunger leader in the state.…

Food & Nutrition
6
Marin Humane Society

Marin humane transforms lives through exceptional animal care, humane education, and advocacy. every day, marin humane inspires compassion and positive relationships between people and animals.

Animals
7
Mills-Peninsula Hospital Foundation

MISSION STATEMENT: MISSION: CARING FOR OUR PATIENTS FIRST AND OUR PEOPLE ALWAYS. VISION: TO BE THE MOST COMPREHENSIVE, INTEGRATED AND CONNECTED HEALTH SYSTEM FOR GETTING AND STAYING WELL. VALUES: EXCELLENCE - We deliver high-quality,…

Health
8
Sansum Clinic

MISSION STATEMENT: MISSION: CARING FOR OUR PATIENTS FIRST AND OUR PEOPLE ALWAYS. VISION: TO BE THE MOST COMPREHENSIVE, INTEGRATED AND CONNECTED HEALTH SYSTEM FOR GETTING AND STAYING WELL. VALUES: EXCELLENCE - We deliver high-quality,…

Health
9
Sutter Coast Hospital

MISSION STATEMENT: MISSION: CARING FOR OUR PATIENTS FIRST AND OUR PEOPLE ALWAYS. VISION: TO BE THE MOST COMPREHENSIVE, INTEGRATED AND CONNECTED HEALTH SYSTEM FOR GETTING AND STAYING WELL. VALUES: EXCELLENCE - We deliver high-quality,…

Health
10
San Francisco Bay Bird Observatory

The San Francisco Bay Bird Observatory is dedicated to the conservation of birds and their habitats through science and outreach.

Environment
11
Port Angeles Food Bank

Nourishing our community. the port angeles food bank is the main food bank in clallam county, providing food to 13 other area pantries and meal programs as well as providing food to over 5,000 individuals per month.

Food & Nutrition
12
Physician Affiliate Group of New York Pc

To provide accountable, responsive quality care with the highest degree of sensitivity to the needs of our diverse, multilingual population while fulfilling the professional and educational needs of our members.

Health
How this is measured
The grantee most central to the portfolio’s shape is Planned Parenthood Federation of America Inc; the most unlike its peers is The Esselstyn Family Foundation Inc. Resemblance is measured on each organization’s own IRS 990 mission text; it reflects how work is described, not its quality or impact.
05the grantee network

29 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. 29 of the 56 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)
3
Early backer (in before they grew)
29/29
Grantees still filing
17/29
Grew since first funded

Where the money sits, by cause and then by grantee

UCA SAN FRANCISCO FOUNDATION: $37,000 · OtherUCA SAN FRANCISCO FOUNDATIONSAWTOOTH VALLEY RURAL FIRE DISTRICT: $30,000 · OtherSAWTOOTH VALLEY RURAL FIRE DISTRICTCHURCH OF THE GOOD SHEPARD: $30,000 · OtherCHURCH OF THE GOOD SHEPARDTHE SALMON RIVER CLINIC: $25,000 · OtherTHE SALMON RIVER CLINICPHYSICIAN'S COMMITTEE FOR RESPONSIB: $21,000 · OtherTHE STANLEY SCHOOL PARENTS ASSOCIAT: $20,000 · OtherADULT RESOURCE ALLIANCE OF YELLOWST: $20,000 · OtherHOBE SOUND CHILD CARE INC: $16,000 · OtherSPECIAL K RANCH: $15,000 · OtherUNIVERSITY OF CALIF SAN FRANCSCO FD: $15,000 · OtherAMIGOS DE ANIMALES DE SAN MIGUEL DE: $15,000 · OtherTHE MCDOUGALL RESEARCH EDUCATION FN: $15,000 · OtherBOYS AND GIRLS CLUB OF ST HELENA CA: $15,000 · OtherSHELBURNE FARMS: $25,000 · OtherSHELBURNE FARMSWET NOSES RESCUE: $15,000 · Other+20 more: $127,000 · Other+20 moreDartmouth-Hitchcock Health: $20,000 · HealthDartmouth-Hit…PLANT BASED NUTRITION SUPPORT GROUP: $19,000 · HealthPLANT BASED N…PLANNED PARENTHOOD FEDERATION OF AMERICA INC: $16,000 · HealthPLANNED PAREN…The Esselstyn Family Foundation Inc: $10,000 · HealthThe Esselstyn…THE SHRINERS' HOSPITAL FOR CHILDREN: $10,000 · HealthTHE SHRINERS'…PANCREATIC CANCER ACTION NETWORK INC: $10,000 · HealthPANCREATIC CA…PM HOSPITAL FOUNDATION: $5,000 · HealthPM HOSPITAL F…+1 more: $2,000 · HealthBANDERAS BAY CHARITIES INC: $53,000 · PhilanthropyHOBE SOUND COMMUNITY CHEST INC: $2,000 · PhilanthropyKENT SCHOOL: $30,000 · EducationNAPA VALLEY FARMWORKER FOUNDATION: $15,000 · EducationSTANLEY SCHOOL PARENTS ASSOCIATION INCORPORATED: $5,000 · EducationDANVILLE CHILDRENS GUILD: $42,000 · Youth DevelopmentBOYS & GIRLS CLUB OF MARTIN COUNTY: $2,000 · Youth DevelopmentGRATEFUL GATHERINGS: $15,000 · Human ServicesBOZEMAN SENIOR SOCIAL CENTER: $15,000 · Human ServicesYouth Homes Inc: $10,000 · Human ServicesBillings Food Bank Inc: $15,000 · Food & NutritionNutritionfactsorg Inc: $15,000 · Food & NutritionFOOD BANK OF CONTRA COSTA AND SOLANO: $5,000 · Food & Nutrition
Other$441,000Health$92,000Philanthropy$55,000Education$50,000Youth Development$44,000Human Services$40,000Food & Nutrition$35,000

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 budgetBANDERAS BAY CHARITIES INC: $53,000 over 4y, 4.0% of budgetDANVILLE CHILDRENS GUILD: $42,000 over 3y, 15% of budgetKENT SCHOOL: $30,000 over 3y, 0.0% of budgetSHELBURNE FARMS: $25,000 over 5y, 0.1% of budgetDartmouth-Hitchcock Health: $20,000 over 4y, 0.0% of budgetPLANT BASED NUTRITION SUPPORT GROUP: $19,000 over 5y, 5.5% of budgetPLANNED PARENTHOOD FEDERATION OF AMERICA INC: $16,000 over 1y, 0.0% of budgetGRATEFUL GATHERINGS: $15,000 over 2y, 1.1% of budgetSPECIAL K RANCH: $15,000 over 1y, 0.5% of budgetWET NOSES RESCUE: $15,000 over 2y, 2.5% of budgetBOZEMAN SENIOR SOCIAL CENTER: $15,000 over 3y, 0.5% of budgetBillings Food Bank Inc: $15,000 over 3y, 0.0% of budgetNAPA VALLEY FARMWORKER FOUNDATION: $15,000 over 2y, 0.5% of budgetNutritionfactsorg Inc: $15,000 over 5y, 0.2% of budgetAngelitos Sanctuario Inc: $10,000 over 1y, 3.3% of budgetThe Esselstyn Family Foundation Inc: $10,000 over 2y, 2.1% of budgetTHE SHRINERS' HOSPITAL FOR CHILDREN: $10,000 over 1y, 0.0% of budgetYouth Homes Inc: $10,000 over 1y, 0.2% of budgetDO IT FOR THE LOVE: $10,000 over 1y, 1.8% of budgetPANCREATIC CANCER ACTION NETWORK INC: $10,000 over 1y, 0.0% of budgetTHE DREAMYARD PROJECT INC: $9,000 over 3y, 0.1% of budgetPM HOSPITAL FOUNDATION: $5,000 over 1y, 1.3% of budgetHAVEN: $5,000 over 1y, 0.1% of budgetFOOD BANK OF CONTRA COSTA AND SOLANO: $5,000 over 1y, 0.0% of budgetTHE CONSERVATION FUND A NONPROFIT CORPORATION: $2,000 over 2y, 0.0% of budgetHOBE SOUND COMMUNITY CHEST INC: $2,000 over 2y, 0.0% of budgetBOYS & GIRLS CLUB OF MARTIN COUNTY: $2,000 over 2y, 0.0% of budgetJUPITER ISLAND MEDICAL CLINIC INC: $2,000 over 2y, 0.1% 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 BANDERAS BAY CHARITIES INC ↗
  • Who funds DANVILLE CHILDRENS GUILD ↗
  • Who funds KENT SCHOOL ↗
  • Who funds SHELBURNE FARMS ↗
  • Who funds Dartmouth-Hitchcock Health ↗
  • Who funds PLANT BASED NUTRITION SUPPORT GROUP ↗
  • Who funds PLANNED PARENTHOOD FEDERATION OF AMERICA INC ↗
  • Who funds GRATEFUL GATHERINGS ↗
  • Who funds SPECIAL K RANCH ↗
  • Who funds WET NOSES RESCUE ↗
  • Who funds BOZEMAN SENIOR SOCIAL CENTER ↗
  • Who funds Billings Food Bank Inc ↗
  • Who funds NAPA VALLEY FARMWORKER FOUNDATION ↗
  • Who funds Nutritionfactsorg Inc ↗
  • Who funds Angelitos Sanctuario Inc ↗
  • Who funds The Esselstyn Family Foundation Inc ↗
  • Who funds THE SHRINERS' HOSPITAL FOR CHILDREN ↗
  • Who funds Youth Homes Inc ↗
  • Who funds DO IT FOR THE LOVE ↗
  • Who funds PANCREATIC CANCER ACTION NETWORK INC ↗
  • Who funds THE DREAMYARD PROJECT INC ↗
  • Who funds PM HOSPITAL FOUNDATION ↗

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.

Morgan Stanley Global Impact Funding Trust IncIN14.7× affinity12 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Morgan Stanley Global Impact Funding Trust Inc · First Interstate BancSystem Foundation Inc · Silicon Valley Community Foundation · American Endowment Foundation · Vanguard Charitable Endowment Program · National Philanthropic Trust · The Bank of America Charitable Foundation Inc · Paypal Charitable Giving Fund · Donor Advised Charitable Giving Inc · American Online Giving Foundation Inc · Fidelity Investments Charitable Gift Fund · Amazonsmile 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 The Florence S Mahoney Foundation Co Antley & Lopez LLP funds: left to right is the share of its income from government, bottom to top the share from The Florence S Mahoney Foundation Co Antley & Lopez LLP. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 30%1%4%8%15%funder's share of their income ↑0%19%38%56%75%share of the org’s income from government →median 3%
  • The Shriners' Hospital for Children: 6% of income from government
  • Shelburne Farms: 3% of income from government
  • Boys & Girls Club of Martin County: 2% of income from government
no gov moneyreceives it· size = income
3get no government money at all
5report government grants on their 990 we could not trace to a source (not plotted)
0rely on government for over half their income
⤢ axis zoomed · 0–75%
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.
05Through Plinth

Warm introductions · Powered by PlinthPlus

How do I get to The Florence S Mahoney Foundation Co Antley & Lopez LLP?

Find your warmest path to The Florence S Mahoney Foundation Co Antley & Lopez LLP through trustees and officers whose names appear on both boards. Search for your organization and Plinth traces the shortest route it can evidence.

Each link is a name appearing on two organizations’ public IRS 990 filings, matched on that name and, where the filings support it, on location. A same-state match has geographic support, which is a second matching feature rather than confirmation that the two are one person; a cross-state one is the likeliest to be two people who share a name. Every hop shows its tier, low-confidence and distant paths are held back rather than guessed, and it is worth confirming the person before you use the introduction.

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 56 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 2024, released 2024. Filings run roughly 12 to 24 months behind; figures are dated accordingly.

Source object · view filing

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