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· Private foundation

Maihaugen Foundation Inc Agency Xxxxxx2262

Its FY2025 filing reports that it accepted unsolicited grant applications.

$240k
Granted FY2025still arriving
30
Grants FY2025still arriving
3
States reached
$25k
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.

Arts & Culture$628kAnimals$286kEnvironment$247kHealth$194kFood & Nutrition$129kEducation$116kRecreation & Sports$42kHuman Services$31kOther$0
02FY2025 · 30 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k21 grants · $102k
  • $10k–50k9 grants · $138k
$5,000
Median grant
3
States reached
$4.6M
Total assets
Largest grants
RecipientAmount
Wild Bear Nature Center$25,000
WILD ANIMAL SANCTUARY$25,000
Historic Haymarket Milwaukee$18,333
Milwaukee Domes Alliance$15,000
DOOR COUNTY MEMORIAL HOSPITAL FOUNDATION$15,000
Paragon Service Dogs$10,000
DOOR COUNTY LAND TRUST INC$10,000
Milwaukee Public Library Foundation$10,000
BOULDER FOOD RESCUE$10,000
URBAN ECOLOGY CENTER$7,500
OLD WORLD WISCONSIN FOUNDATION$6,500
Carousel of Happiness$5,000
TRICKLEBEE CAFE$5,000
LATINO ARTS INC$5,000
Individual grant recipient$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 (FY18–23, $69k) land where the poverty rate runs at 11%, against an area that typically sits at 8%. 99% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 8%Laughing at My Nightmare: $10k → 11%International Hearing Dog: $13k → 10%BESSIE'S HOPE: $10k → 12%International Hearing Dog: $10k → 10%BESSIE'S HOPE: $5k → 12%International Hearing Dog: $10k → 10%International Hearing Dog: $10k → 10%Neighbors to Neighbor Door County: $1k → 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 grantees
repeat funding

Who it funds again

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

85%of every dollar goes to organizations it has funded before.
$1.5M · 61 repeat orgs$270k to everyone else

Grantees it renews have grown median revenue +27% since the first grant, against +9% for those funded once.

61 repeat relationships: 26 still active in FY2025, 35 since wound down; 4 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

61
47

Total granted

$1.5M
$242k

Median revenue growth · since first grant

+27%
+9%

Still filing today

79%
70%

New vs renewed · share of each year

In FY2025, 89% of grant dollars renewed an existing relationship; $28k 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
Arts & CultureAnimalsEnvironmentHealthRecreation & SportsHuman ServicesOther
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

  • TW
    THE WILD ANIMAL SANCTUARY
    9× · 2017–2025 · $130k · revenue +124%
  • DC
    DOOR COUNTY MEMORIAL HOSPITAL FOUNDATION INC
    9× · 2017–2025 · $95k · revenue +97%
  • HH
    Historic Haymarket Milwaukee Inc
    2× · 2024–2025 · $63k · revenue +64%

Funded once

  • IG
    Individual grant recipient
    one grant, 2019 · $30k
  • HUNGER TASK FORCE INC
    one grant, 2020 · $25k · revenue -17%
  • DING DARLING WILDLIFE SOCIETY INC
    one grant, 2022 · $20k · revenue -38%
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
Milwaukee Public Theatre Inc

Making the arts accessible to all

—
2
Wisconsin Conservatory of Music Inc

Inspiring individuals and communities through exceptional music education, accessible to all.

Arts & Culture
3
Museum of Wisconsin Art Inc

The museum of wisconsin art celebrates the value, diversity, and uniqueness of the visual arts and artists of wisconsin. this is achieved by collecting, conserving, documenting, exhibiting, and promoting aesthetic understanding of the…

Arts & Culture
4
Wisconsin Chamber Orchestra Inc

Strengthen communities by providing high-quality and innovative artistic experiences that entertain, inspire, and unite diverse audiences.

Arts & Culture
5
Milwaukee Parks Foundation Inc

Engage our community in supporting milwaukee county parks to collectively steward a thriving park system.

Environment
6
Milwaukee County Historical Society Inc

The milwaukee county historical society was founded in 1935 to collect, preserve, and make available materials relating to the history of the milwaukee community.

Arts & Culture
7
Artworks for Milwaukee Inc

ArtWorks mission is preparing youth for tomorrow by providing transferable career skills through arts internships today. More than 1,450 high school students have completed ArtWorks internships since our inception.

Arts & Culture
8
Zoological Society of Milwaukee Cty

The mission of the zoological society is to take part in conserving wildlife and endangered species, to educate people about the importance of wildlife and the environment, and to support the milwaukee county zoo.

Animals
9
Wisconsin Maritime Museum Inc

The wisconsin maritime museum connects all people with wisconsin's waterways, by engaging and educating the public about wisconsin's maritime history, wisconsin's world war ii submarines, uss cobia, and the great lakes. the wisconsin…

Arts & Culture
10
Waukesha County Historical Society & Museum Inc

The museum is an educational institution dedicated to preserving the history and culture of waukesha county.

—
11
Milwaukee Water Commons Inc

Milwaukee water commons is helping catalyze milwaukee as a true model water city-a place where we all have a stake in the health of our waters and all share in their stewardship and benefits. we are advancing our community envisioned water…

Environment
12
Skylight Music Theatre Corp

To bring the full spectrum of music theatre works to a wide and diverse audience

Arts & Culture
How this is measured
The grantee most central to the portfolio’s shape is First Stage Milwaukee; the most unlike its peers is Elder Pet Care. 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

84 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. 84 of the 112 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)
25
Early backer (in before they grew)
83/84
Grantees still filing
54/84
Grew since first funded

Where the money sits, by cause and then by grantee

MILWAUKEE YOUTH SYMPHONY ORCHESTRA INC: $53,500 · OtherMILWAUKEE YOUTH SYMPHONY ORCHESTRA INCMILWAUKEE PUBLIC LIBRARY FOUNDATION INC: $45,000 · OtherMILWAUKEE PUBLIC LIBRARY FOUNDATION INCIndividual grant recipient: $45,000 · OtherIndividual grant recipientHISTORIC MILWAUKEE INC: $40,000 · OtherHISTORIC MILWAUKEE INCDANCEWORKS INC: $37,000 · OtherDANCEWORKS INCIndividual grant recipient: $30,000 · OtherOLD WORLD WISCONSIN FOUNDATION INC: $25,500 · OtherHUNGER TASK FORCE INC: $25,000 · OtherIndividual grant recipient: $23,000 · Other+41 more: $315,680 · Other+41 moreHistoric Haymarket Milwaukee Inc: $63,333 · Arts & CultureHistoric Haymarket Milwau…CAROUSEL OF HAPPINESS INC: $25,040 · Arts & CultureCAROUSEL OF HAPPINESS INCFIRST STAGE MILWAUKEE: $25,000 · Arts & CultureFIRST STAGE MILWAUKEEARTISTS WORKING IN EDUCATION INC: $25,000 · Arts & CultureARTISTS WORKING IN EDUCAT…MILWAUKEE BALLET COMPANY INC: $25,000 · Arts & CultureMILWAUKEE BALLET COMPANY …LATINO ARTS INC: $25,000 · Arts & CultureLATINO ARTS INCMILWAUKEE PUBLIC MUSEUM INC: $20,000 · Arts & CultureRADIO MILWAUKEE INC: $17,500 · Arts & CultureBOULDER PHILHARMONIC ORCHESTRA: $17,500 · Arts & CultureOptimist Theatre: $16,000 · Arts & CultureBOULDER MUSEUM OF CONTEMPORARY ART: $15,000 · Arts & CultureBETTY BRINN CHILDREN'S MUSEUM INC: $15,000 · Arts & Culture+19 more: $104,750 · Arts & Culture+19 moreTHE WILD ANIMAL SANCTUARY: $130,000 · AnimalsTHE WILD ANIMA…DING DARLING WILDLIFE SOCIETY INC: $20,000 · AnimalsDING DARLING W…OPEN DOOR BIRD SANCTUARY: $19,500 · AnimalsOPEN DOOR BIRD…WISCONSIN HUMANE SOCIETY: $15,500 · AnimalsWISCONSIN HUMA…HEARTLAND FARM SANCTUARY INC: $12,500 · AnimalsHEARTLAND FARM…PROJECT ANIMALAID: $7,500 · Animals+4 more: $17,250 · Animals+4 moreWILD BEAR NATURE CENTER: $60,000 · EnvironmentWILD BEAR NA…URBAN ECOLOGY CENTER INC: $55,000 · EnvironmentURBAN ECOLOG…DOOR COUNTY LAND TRUST INC: $40,000 · EnvironmentDOOR COUNTY …CROSSROADS AT BIG CREEK INC: $25,430 · EnvironmentCROSSROADS A…GROWING GARDENS OF BOULDER COUNTY: $7,500 · EnvironmentMILWAUKEE RIVERKEEPER INC: $7,500 · Environment+3 more: $3,500 · EnvironmentDOOR COUNTY MEMORIAL HOSPITAL FOUNDATION INC: $95,000 · HealthDOOR COUNT…Kathy's House Inc: $35,840 · HealthKathy's Ho…MAKE-A-WISH FOUNDATION OF WISCONSIN INC: $20,000 · HealthMAKE-A-WIS…+3 more: $7,500 · HealthTRICKLEBEE CAFE INC: $71,500 · Food & NutritionBOULDER FOOD RESCUE: $25,000 · Food & NutritionPARAGON SERVICE DOGS: $42,500 · Human ServicesBessies Hope: $15,000 · Human ServicesLAUGHING AT MY NIGHTMARE INC: $10,000 · Human Services+1 more: $1,000 · Human Services
Other$639,680Arts & Culture$394,123Animals$222,250Environment$198,930Health$158,340Food & Nutrition$96,500Human Services$68,500

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 budgetTHE WILD ANIMAL SANCTUARY: $130,000 over 9y, 0.1% of budgetDOOR COUNTY MEMORIAL HOSPITAL FOUNDATION INC: $95,000 over 9y, 1.3% of budgetTRICKLEBEE CAFE INC: $71,500 over 8y, 6.0% of budgetHistoric Haymarket Milwaukee Inc: $63,333 over 2y, 0.1% of budgetWILD BEAR NATURE CENTER: $60,000 over 3y, 1.9% of budgetURBAN ECOLOGY CENTER INC: $55,000 over 8y, 0.3% of budgetMILWAUKEE YOUTH SYMPHONY ORCHESTRA INC: $53,500 over 9y, 0.3% of budgetMILWAUKEE PUBLIC LIBRARY FOUNDATION INC: $45,000 over 6y, 0.7% of budgetPARAGON SERVICE DOGS: $42,500 over 4y, 2.1% of budgetDOOR COUNTY LAND TRUST INC: $40,000 over 5y, 0.2% of budgetHISTORIC MILWAUKEE INC: $40,000 over 7y, 2.3% of budgetDANCEWORKS INC: $37,000 over 9y, 0.5% of budgetKathy's House Inc: $35,840 over 4y, 0.8% of budgetOLD WORLD WISCONSIN FOUNDATION INC: $25,500 over 5y, 2.6% of budgetCROSSROADS AT BIG CREEK INC: $25,430 over 4y, 1.2% of budgetCAROUSEL OF HAPPINESS INC: $25,040 over 5y, 2.5% of budgetFIRST STAGE MILWAUKEE: $25,000 over 5y, 0.1% of budgetARTISTS WORKING IN EDUCATION INC: $25,000 over 5y, 0.9% of budgetBOULDER FOOD RESCUE: $25,000 over 3y, 0.3% of budgetMILWAUKEE BALLET COMPANY INC: $25,000 over 5y, 0.1% of budgetLATINO ARTS INC: $25,000 over 5y, 1.6% of budgetHUNGER TASK FORCE INC: $25,000 over 1y, 0.1% of budgetMILWAUKEE PUBLIC MUSEUM INC: $20,000 over 3y, 0.1% of budgetDING DARLING WILDLIFE SOCIETY INC: $20,000 over 1y, 0.4% of budgetMAKE-A-WISH FOUNDATION OF WISCONSIN INC: $20,000 over 3y, 0.1% of budgetOPEN DOOR BIRD SANCTUARY: $19,500 over 4y, 7.7% of budgetICE AGE TRAIL ALLIANCE INC: $19,000 over 3y, 0.3% of budgetRADIO MILWAUKEE INC: $17,500 over 2y, 0.3% of budgetBOULDER PHILHARMONIC ORCHESTRA: $17,500 over 4y, 2.3% of budgetUNIVERSITY OF WISCONSIN FOUNDATION: $17,000 over 4y, 0.0% of budgetNAMUR BELGIAN HERITAGE FOUNDATION INC Belgian Heritage Center: $16,500 over 4y, 7.5% of budgetOptimist Theatre: $16,000 over 4y, 3.9% of budgetWISCONSIN HUMANE SOCIETY: $15,500 over 4y, 0.0% of budgetBOULDER MUSEUM OF CONTEMPORARY ART: $15,000 over 3y, 0.3% of budgetBETTY BRINN CHILDREN'S MUSEUM INC: $15,000 over 3y, 0.2% of budgetBessies Hope: $15,000 over 2y, 3.4% of budgetMILWAUKEE DOMES ALLIANCE INC: $15,000 over 1y, 1.0% of budgetHEARTLAND FARM SANCTUARY INC: $12,500 over 4y, 0.5% of budgetFRANKLY MUSIC INC: $12,000 over 4y, 3.2% of budgetLITTLE WARRIOR FOUNDATION INC: $10,000 over 1y, 0.8% of budgetDOOR COUNTY HISTORICAL SOCIETY: $10,000 over 1y, 2.6% of budgetLAUGHING AT MY NIGHTMARE INC: $10,000 over 1y, 2.2% of budgetCATHEDRAL CENTER INC: $10,000 over 2y, 0.2% of budgetARTS AT LARGE INC: $10,000 over 2y, 0.4% of budgetPRESENT MUSIC INC: $8,750 over 2y, 0.7% of budgetCOLORADO MUSIC FESTIVAL & CENTER FOR MUSICAL ARTS: $8,000 over 3y, 0.1% of budgetNEXT ACT THEATRE INC: $8,000 over 2y, 0.6% of budgetBIRCH CREEK MUSIC PERFORMANCE CENTER INC: $8,000 over 2y, 0.4% 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 THE WILD ANIMAL SANCTUARY ↗
  • Who funds DOOR COUNTY MEMORIAL HOSPITAL FOUNDATION INC ↗
  • Who funds TRICKLEBEE CAFE INC ↗
  • Who funds Historic Haymarket Milwaukee Inc ↗
  • Who funds WILD BEAR NATURE CENTER ↗
  • Who funds URBAN ECOLOGY CENTER INC ↗
  • Who funds MILWAUKEE YOUTH SYMPHONY ORCHESTRA INC ↗
  • Who funds MILWAUKEE PUBLIC LIBRARY FOUNDATION INC ↗
  • Who funds PARAGON SERVICE DOGS ↗
  • Who funds DOOR COUNTY LAND TRUST INC ↗
  • Who funds HISTORIC MILWAUKEE INC ↗
  • Who funds DANCEWORKS INC ↗
  • Who funds Kathy's House Inc ↗
  • Who funds OLD WORLD WISCONSIN FOUNDATION INC ↗
  • Who funds CROSSROADS AT BIG CREEK INC ↗
  • Who funds CAROUSEL OF HAPPINESS INC ↗
  • Who funds FIRST STAGE MILWAUKEE ↗
  • Who funds ARTISTS WORKING IN EDUCATION INC ↗
  • Who funds BOULDER FOOD RESCUE ↗
  • Who funds MILWAUKEE BALLET COMPANY INC ↗
  • Who funds LATINO ARTS INC ↗
  • Who funds HUNGER TASK FORCE INC ↗
  • Who funds MILWAUKEE PUBLIC MUSEUM INC ↗
  • Who funds DING DARLING WILDLIFE SOCIETY INC ↗
  • Who funds MAKE-A-WISH FOUNDATION OF WISCONSIN INC ↗
  • Who funds OPEN DOOR BIRD SANCTUARY ↗
  • Who funds ICE AGE TRAIL ALLIANCE INC ↗
  • Who funds RADIO MILWAUKEE INC ↗
  • Who funds BOULDER PHILHARMONIC ORCHESTRA ↗
  • Who funds UNIVERSITY OF WISCONSIN FOUNDATION ↗
  • Who funds NAMUR BELGIAN HERITAGE FOUNDATION INC Belgian Heritage Center ↗
  • Who funds Optimist Theatre ↗
  • Who funds WISCONSIN HUMANE SOCIETY ↗
  • Who funds BOULDER MUSEUM OF CONTEMPORARY ART ↗

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.

Herbert H Kohl Charities IncWI66.5× affinity33 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Herbert H Kohl Charities Inc · Greater Milwaukee Foundation Inc · Green Bay Packers Foundation · Youth Foundation Inc · Evan & Marion Helfaer Foundation · Bert L and Patricia S Steigleder Charitable · Ralph Evinrude Foundation Inc · Richard and Ethel Herzfeld Foundation Inc · Dorothy Inbusch Foundation Inc · Baird Foundation Inc · Gardner Foundation · Greater Green Bay Community Foundation Inc

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 Maihaugen Foundation Inc Agency Xxxxxx2262 funds: left to right is the share of its income from government, bottom to top the share from Maihaugen Foundation Inc Agency Xxxxxx2262. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 10%2%6%14%25%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
    1get no government money at all
    27report 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.
    05Through Plinth

    Warm introductions · Powered by PlinthPlus

    How do I get to Maihaugen Foundation Inc Agency Xxxxxx2262?

    Find your warmest path to Maihaugen Foundation Inc Agency Xxxxxx2262 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 112 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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