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Plinth

· Private foundation

Mac Millan Family Foundation Inc

Its FY2025 filing reports that it funds preselected organizations and did not take unsolicited requests; check the foundation's own site before ruling it out.

$4k
Granted FY2025still arriving
9
Grants FY2025still arriving
5
States reached
$1k
Largest
01What you fund
0193% classified

What you funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year — across FY20172025.

Religion$32kArts & Culture$10kEducation$8kHousing & Shelter$6kPublic Safety & Disaster$5kHealth$5kFood & Nutrition$5kPhilanthropy$5kOther$0
02FY2025 · 9 grants

Where the money goes

Your grants by size, and where they go.

$300
Median grant
5
States reached
$49k
Total assets
Largest grants
RecipientAmount
AMERICAN RED CROSS$1,000
COLORADO COLLEGE$1,000
HABITAT FOR HUMANITY SAN FRANCISCO$750
SECOND HARVEST FOOD BANK$500
KQED$300
MS SOCIETY$250
THE YMCA OF SILICON VALLEY$250
WOUNDED WARRIOR PROJECT$120
Individual grant recipient$100
02The need
03

Do your dollars go where the need is?

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

show:

Your human-services grants (FY18–25, $2k) 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 your grants land in higher-need ZIPs.

area typical 7%THE YMCA OF SILICON VALLEY: $250 → 8%THE YMCA OF SILICON VALLEY: $250 → 8%THE YMCA OF SILICON VALLEY: $250 → 8%THE YMCA OF SILICON VALLEY: $250 → 8%THE YMCA OF SILICON VALLEY: $250 → 8%THE YMCA OF SILICON VALLEY: $250 → 8%THE YMCA OF SILICON VALLEY: $250 → 8%0%20%40%50%more need →
grant to an above-average-need area below average· circle size = grant amount

Matched: human-services grants are those whose grantee’s IRS cause code is Human Services. Placed by people below the poverty linein the grantee’s ZIP, averaged from the tracts in that ZIP; grantee ZIP can differ from where services are delivered.

US grants placed by each grantee’s ZIP, which can differ from where services are actually delivered. Need from public data — U.S. Census/ACS, CDC PLACES, Eviction Lab, USDA — shown as context about the area, never attributed to your giving.

03Your edge
repeat funding

Who you back again

Which organizations you funded more than once, and which you funded a single time. Each grantee is matched to its own filings.

91%of every dollar goes to organizations you’ve funded before.
$73k · 20 repeat orgs$7k to everyone else

And the relationships you keep tend to grow: grantees you re-up on have seen median revenue of +24% since the first grant, against +16% for the ones you funded once.

20 repeat relationships — 9 still active in FY2025, 11 since wound down.

How the two cohorts compare

Re-uppedFunded once

Organizations

20
8

Total granted

$73k
$7k

Median revenue growth · since first grant

+24%
+16%

Still filing today

45%
38%

New vs renewed · share of each year

In FY2025, 100% of grant dollars renewed an existing relationship; $0 went to new ones.

50%100%’17’18’19’20’21’22’23’24’25
RenewedFirst-time

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

’17’18’19’20’21’22’23’24’25
Human ServicesArts & CultureEducationPhilanthropyEnvironmentOther

First-time = a grantee’s first year in your filing window; renewed = funded in an earlier year too. As a portfolio matures the renewed share naturally climbs — once funded, an org stays “renewable” — so the signal is the years that buck it (a new-grantee intake wave). 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

  • TC
    THE COLORADO COLLEGE
    9× · 2017–2025 · $8k · revenue +39%
  • RC
    ROTARY CLUB OF SAN JOSE FOUNDATION
    5× · 2017–2021 · $3k · revenue +24%
  • AN
    American National Red Cross & Its Constituent Chapters and Branches
    6× · 2020–2025 · $2k · revenue +38%

Funded once

  • SC
    SOUND CIRCLE CENTER
    one grant, 2022 · $5k
  • SJ
    SAN JOSE MUSEUM OF ART ASSOCIATION
    one grant, 2017 · $300 · revenue +20%
  • TB
    THE BRITT GEORGE FOUNDATION
    one grant, 2017 · $300 · revenue -85%

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

04Your field

The map has a center of gravity: the average direction from the rest of the sector toward the organizations the foundation funds — the shape of its giving. Scoring every nonprofit along that direction surfaces the ones that look most like the portfolio. These are the closest matchesthat aren’t grantees — a resemblance in what they say they do, not a recommendation.

1
San Francisco Museum of Modern Art

See schedule osfmoma believes the art of our time is vital and shares it with passion and purpose, and that art and the creative process can open minds and help build a better world. for that reason, we assemble unparalleled collections,…

Arts & Culture
2
San Jose Children's Discovery Museum

Children's discovery museum of san jose inspires creativity, curiosity and lifelong learning.

Arts & Culture
3
Sempervirens Fund

To ensure coast redwood forests in the santa cruz mountains thrive for generations to come. since 1900, sempervirens has protected more than 36,000 acres. learn more about our mission, vision, and strategic plan through 2030 at:…

Environment
4
Texas Public Radio

The mission of Texas Public Radio is to engage, inspire and inform, bringing people together to better understand their community and world.

Arts & Culture
5
Lowell Observatory

The mission of lowell observatory is to pursue the study of astronomy, especially the study of our solar system and its evolution; to conduct pure research in astronomical phenomena; and to maintain quality public education and outreach…

Science & Tech
6
University of Southern California

The central mission of the university of southern california is the development of human beings and society as a whole through the cultivation and enrichment of the human mind and spirit. the principal means by which our mission is…

Education
7
San Francisco Jazz Organization

The san francisco jazz organization (the organization) is a recognized international leader in jazz creation, presentation, and education. the organization explores the full spectrum of jazz, from the music's origins in the african…

Arts & Culture
8
Council On Foreign Relations Inc

The council on foreign relations (cfr) is an independent, nonpartisan membership organization, think tank, and publisher dedicated to being a resource for its members, government officials, business executives, journalists, educators and…

International
9
San Diego Museum of Art

To inspire, educate and cultivate curiosity through great works of art.

Arts & Culture
10
Us Navy Memorial Foundation

The navy memorial mission is to honor, recognize and celebrate the men and women of the sea services and the important contributions made by them while serving in the united states navy, marine corps, coast guard and merchant marine. the…

Arts & Culture
11
Oakland Museum of California

The museum's mission is to inspire all californians to create a more vibrant future for themselves and their communities. through collections, exhibitions, education programs, and public dialogue, we inspire people of all ages and…

Arts & Culture
12
Rio Grande Trails and Tales
Education

For reference, the grantee most central to the portfolio’s shape is Rotary Club of San Jose Foundation and the most unlike its peers is The Britt George Foundation. 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

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

Each one resolved to its own IRS returns and tracked year by year — your grant beside their revenue from every source. Association, dated; never a causal claim.

Counted here: distinct organizations you funded across 20172025, not grant rows in a single year — so this will not match the grant count on the cover. 12 of the 28 grantees resolved in that span have returns of their own we could reconcile; the rest are funded organizations whose filings we could not track year by year.

0
Load-bearing (≥25% of a budget)
2
Early backer (in before they grew)
12/12
Grantees still filing
8/12
Grew since you first funded

Where your money sits — by cause, then by grantee

MENLO CHURCH — $32,000 · OtherMENLO CHURCHSOUND CIRCLE CENTER — $5,000 · OtherSOUND CIRCLE CENTERSECOND HARVEST FOOD BANK — $4,650 · OtherSECOND HARVEST FOOD BANKROTARY CLUB OF SAN JOSE FOUNDATION — $2,983 · OtherHABITAT FOR HUMANITY SAN FRANCISCO — $2,900 · OtherWOODSIDE FIRE FOUNDATION — $2,550 · OtherEL CAMINO HEALTH FOUNDATION — $2,100 · Other+11 more — $8,798 · Other+11 moreTHE COLORADO COLLEGE — $7,874 · EducationTHE COLORAD…KQED INC — $3,000 · Arts & CultureHISTORY SAN JOSE — $1,750 · Arts & CultureSAN JOSE MUSEUM OF ART ASSOCIATION — $300 · Arts & CultureAmerican National Red Cross & Its Constituent Chapters and Branches — $2,230 · Human ServicesYOUNG MEN'S CHRISTIAN ASSOCIATION OF SILICON VALLEY — $1,750 · Human ServicesWOUNDED WARRIOR PROJECT INC — $552 · Human Services+1 more — $50 · Human ServicesPENINSULA OPEN SPACE TRUST — $1,050 · EnvironmentTHE BRITT GEORGE FOUNDATION — $300 · Philanthropy
Other$60,981Education$7,874Arts & Culture$5,050Human Services$4,582Environment$1,050Philanthropy$300

Each org by its size and your share of it — top-left is where you’re load-bearing

25%50%75%100%$1.0M$10M$100Mgrantee revenue →↑ your share of their budgetTHE COLORADO COLLEGE — $7,874 over 9y, 0.0% of budgetKQED INC — $3,000 over 9y, 0.0% of budgetROTARY CLUB OF SAN JOSE FOUNDATION — $2,983 over 5y, 0.1% of budgetAmerican National Red Cross & Its Constituent Chapters and Branches — $2,230 over 6y, 0.0% of budgetYOUNG MEN'S CHRISTIAN ASSOCIATION OF SILICON VALLEY — $1,750 over 7y, 0.0% of budgetHISTORY SAN JOSE — $1,750 over 7y, 0.0% of budgetPENINSULA OPEN SPACE TRUST — $1,050 over 5y, 0.0% of budgetWOUNDED WARRIOR PROJECT INC — $552 over 4y, 0.0% of budgetSAN JOSE MUSEUM OF ART ASSOCIATION — $300 over 1y, 0.0% of budgetTHE BRITT GEORGE FOUNDATION — $300 over 1y, 0.3% of budgetBOY SCOUTS OF AMERICA 55 SILICON VALLEY MONTEREY BAY COUNCIL — $300 over 1y, 0.0% of budgetAARP FOUNDATION — $50 over 2y, 0.0% of budget
Go grantee by grantee — a decade per org, and how each moved after you funded them

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

  • Who funds THE COLORADO COLLEGE
  • Who funds KQED INC
  • Who funds ROTARY CLUB OF SAN JOSE FOUNDATION
  • Who funds American National Red Cross & Its Constituent Chapters and Branches
  • Who funds YOUNG MEN'S CHRISTIAN ASSOCIATION OF SILICON VALLEY
  • Who funds HISTORY SAN JOSE
  • Who funds PENINSULA OPEN SPACE TRUST
  • Who funds WOUNDED WARRIOR PROJECT INC
  • Who funds SAN JOSE MUSEUM OF ART ASSOCIATION
  • Who funds THE BRITT GEORGE FOUNDATION
  • Who funds BOY SCOUTS OF AMERICA 55 SILICON VALLEY MONTEREY BAY COUNCIL
  • Who funds AARP FOUNDATION

The grantmakers whose grantees overlap with yours far more than size alone predicts. Each orbits closer the stronger the alignment; the arcs between them show where they also fund each other. Here it reads as a tightly interlocked camp — most of these funders back each other's grantees too.

The Brandenburg Family FoundationCA13.6× affinity4 shared granteesties to 2 of 2Hover any node to trace its alignments.Compare side by side →

Open a dossier: The Brandenburg Family Foundation · Donor Advised Charitable Giving Inc · Fidelity Investments Charitable Gift Fund

Affinity is a Gamma-Poisson posterior co-funding rate, re-centered on the typical rate, so thin evidence shrinks toward no signal. A research starting point: overlap is association, not proof of shared intent.

Government reliance of your grantees

Every dot is one organization Mac Millan Family Foundation Inc funds. Left–right is the share of its income from government; up–down is the share from you. Bigger dots raise more. Filter to federal or a single department — and drag the year to watch it move.

2024
202122232425
no gov · 00%0%1%3%5%your share of their income ↑0%10%20%30%40%share of the org’s income from governmentmedian 0%
  • Wounded Warrior Project Inc0% of 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 · 0–40%
typical government reliance, FY2025

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 your grant caused the public funding. Coverage is precision-first — a floor, not 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 12–24 months.

On method. Every financial figure here is read directly from IRS e-file XML — your own 990/990-PF and the multi-year returns of the 28 grantees we resolved across every year we hold, several hundred filings in all (a different count from the grant rows on the cover, which are one fiscal year)— each linked to its source. Grantee achievements and outcomes are each organization’s own program-service reporting (Form 990, Part III); we read these as association with sustained funding — the foundation is one of several forces — suppress low-confidence name matches rather than guess, and say so where a figure rests on a single grant or filing. Not everything on this page is a filed figure, and the difference matters. Filed is what you reported on your 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. How we build these →

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

Source object · view filing

More from the funding graph