Private foundation · EIN 30-0135395 · Milwaukee, Wisconsin · Philanthropy & grantmaking

Barbara and John Trimble Family Foundation Inc

Should you approach them?

Don't send a cold proposal. The foundation reports that it only gives to preselected organizations; an introduction through a current grantee or board member is the realistic route.

From the 2025 Form 990-PF: 52 grants paid, $220K total, median $1,000. 62% of grants stayed in Wisconsin.

Accepts applications
No
per 990-PF Part XV
Grants paid, 2025
52
$220K
Median grant
$1,000
Stays in WI
62%
of grants
Deadline
—
Assets
$2.3M

Grants paid in 2025

52 grants, all shown · from Form 990-PF Part XV

RecipientPurposeAmount
St MarcusMilwaukee, WIGeneral operating budget and support of a new educational campus.$123K
United Methodist ChurchWhitefish Bay, WIGeneral church operating budget.$15K
Prevent BlindnessMilwaukee, WIProvides vision screening across Wisconsin.$9,550
Semper Fi FundOceanside, CAServing combat wounded ill and injured active duty and veteran communities.$9,000
The Kellerman FoundationRichardson, TXSupports southwest Uganda.$9,000
Joyful JourneysWest Bend, WITo be the hands and feet of Christ through hope education and support.$7,000
Milwaukee Tennis and Education FounMilwaukee, WIProvides access to tennis.$5,950
GatekeepersHagerstown, MDEmpower educate and assist with re-entry to workforce for offenders and ex-offenders.$4,000
Acts HousingMilwaukee, WISupporting families in homeownership.$3,000
Tunnel to Towers FoundationStaten Island, NYProvides mortgage-free homes to veterans and works on eradicating veteran homelessness.$3,000
Wisconsin Womens Business InitiativMilwaukee, WIAssisting start-up businesses for women minorities and low-income individuals.$2,666
United Community CenterMilwaukee, WIAssist with education housing and substance abuse.$2,550
Teens Grow GreensMilwaukee, WIAssist teens in developing life skills in leadership.$2,500
The Fund American StudiesWashington, DCDeveloping leaders who will protect and advance the ideas of liberty limited government and free markets.$2,500
Milwaukee Rescue MissionMilwaukee, WIProvides shelter meals and other life-saving resources.$2,000
Notre Dame School of MilwaukeeMilwaukee, WIProvides catholic education.$2,000
Jobs Works MkeMilwaukee, WIAssist individuals to find sustainable employment.$2,000
The GatheringMilwaukee, WIServes meals to the less fortunate.$1,850
Jewish Family ServicesMilwaukee, WIAssisting the community with mental health case management and social services.$1,500
Friends of Nutre HogarWhitefish Bay, WISupports medical care for children in panama.$1,500
St Augustine Preparatory AcademyMilwaukee, WIEducation for Milwaukee youth.$1,000
Gift of AdoptionTechny, ILAssist families with adoption.$1,000
Capuchin Community ServicesMilwaukee, WISupport for St. Bens Community meals and house of peace.$1,000
Unity in Hope School SystemCedarburg, WIScholarship$1,000
Urban Ecology CenterMilwaukee, WIMentoring urban children.$1,000
Boy and Girls Club MilwaukeeMilwaukee, WISupports urban youth.$1,000
Marsh Reiboldt ScholarshipWhitefish Bay, WIScholarship on behalf of the Whitefish Bay School District.$1,000
Maureen Nolen St Thomas KnightsMountainside, NJDedicated to ensuring the continuation of catholic education.$500
Salvation ArmyWauwatosa, WIProvides community support.$500
Israel Sports and Cultural ExchangeParsippany, NJHelps create lasting friendships between America and Israeli youth through sports by sponsoring young Israeli athletes to train tour and li…$400
Samaritans PurseBoone, NCA nondenominational Christian organization that provides spiritual and physical aid to people around the world.$400
Macc FundMilwaukee, WISupports research in childhood cancer.$300
Wisconsin Institute for LawMilwaukee, WIAdvancing public interest in the rule of law.$250
The Heritage FoundationWashington, DCSupports research and policy analysis for conservative ideals.$250
Nativity Jesuit AcademyMilwaukee, WIProvides education to the southside of Milwaukee in a K-8 school.$250
Medical College of WisconsinMilwaukee, WIDrives research for the latest and most effective treatment options.$250
Milwaukee PBSMilwaukee, WISupport public television programing.$200
Georgetown UniversityWashington, DCAnnual Law Fund.$200
Rising for JusticeWashington, DCProvides high quality legal and social work services to Washington DCs most vulnerable residents.$200
University of Wisconsin MadisonMadison, WIDepartment of Economics$200
Judicial WatchWashington, DCAdvocates higher standards of ethics and morality in our nations public life and seeks to ensure that political and judicial officials do n…$200
Compassion InternationalColorado Springs, COEnables frontline churches in some of the worlds most impoverished communities and rescues children in desperate circumstances.$120
Turning Point USAPhoenix, AZEducate students to promote freedom.$100
Hillsdale CollegeHillsdale, MIAssists in teaching its students a classical liberal arts curriculum.
The National World War II MuseumNew Orleans, LAMuseum of WWII
City ForwardMilwaukee, WIA team of school leaders educators and passionate advocates working together to eliminate educational inequity and ensure every child has a…
Milwaukee Tennis ClassicMilwaukee, WIProviding access to tennis.
Mt Lebanon Lutheran Church and SchoolMilwaukee, WIChurch and school
Doctors Without BordersNew York, NYProvides aid in more than 70 countries.
Give Kids the WorldKissimmee, FLProvides weeklong cost-free wish vacations to children with critical illnesses and their families from around the world.
The Fund for American StudiesWashington, DCWorking to develop a generation of leaders who understand the ideas and institutions of a free and prosperous society.
Washington Elementary SchoolWauwatosa, WIPublic elementary school located in Wauwatosa WI.

By state: Wisconsin 32 · California 1 · Texas 1 · Maryland 1 · District of Columbia 6 · New York 2

About this foundation

Barbara and John Trimble Family Foundation Inc is a private grantmaking foundation in Milwaukee, Wisconsin, administered in care of Carl K Trimble, tax-exempt since 2003. Private foundations must pay out roughly 5% of their assets each year, mostly as grants to 501(c)(3) public charities.

All filings on ProPublica

Does Barbara and John Trimble Family Foundation Inc accept grant applications?

No. On its 2025 Form 990-PF the foundation checked that it only makes contributions to preselected organizations. Look for an introduction through a current grantee.

How much does Barbara and John Trimble Family Foundation Inc give each year?

In tax year 2025 it paid $220K across 52 grants, a median of $1,000.

Where does Barbara and John Trimble Family Foundation Inc give?

Wisconsin (32 grants), California (1 grants), Texas (1 grants) and elsewhere, per its latest filing.

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