Private foundation · EIN 83-0322568 · Casper, Wyoming · Education

Zimmerman Family Foundation

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: 19 grants paid, $1.2M total, median $10K. 74% of grants stayed in Wyoming.

Accepts applications
No
per 990-PF Part XV
Grants paid, 2025
19
$1.2M
Median grant
$10K
Stays in WY
74%
of grants
Deadline
—
Assets
$1.2M

Grants paid in 2025

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

RecipientPurposeAmount
Wyo Sports RanchCasper, WYTuition assistance$700K
Highland Park Community ChurchCasper, WYProgram assistance$356K
Casper Family ConnectionsCasper, WYProgram assistance$30K
Casper Housing AuthorityCasper, WYSupport grant$30K
Wyoming Rescue MissionCasper, WYProgram grant$29K
Casper Christian SchoolCasper, WYProgram development$22K
12-24 ClubCasper, WYProgram assistance$10K
Boys & Girls Club of Central WyoCasper, WYProgram development$10K
Casper Youth for ChristCasper, WYProgram development$10K
Fellowship of Christian AthletesKansas City, MOProgram assistance$10K
Horizon InternationAnderson, INProgram assistance$10K
Robin Wood MinistriesYorktown, INProgram assistanceprogram assistance & matching grant$10K
Central Wyoming Counseling CenterCasper, WYProgram grant$5,000
True Care Women's Resource CenterCasper, WYProgram development$5,000
Wyo4kidsCasper, WYProgram development$5,000
Doxa ChurchChula Vista, CAProgram assistance$2,500
St Anthony Tri-Parish School FoundationCasper, WYProgram assistance$2,500
Jason's Freinds FoundationCasper, WYProgram assistance$1,000
Pan-Mass ChallengeNeedham, MAProgram grant$1,000

By state: Wyoming 14 · Indiana 2 · Missouri 1 · California 1 · Massachusetts 1

About this foundation

Zimmerman Family Foundation is a private grantmaking foundation in Casper, Wyoming, administered in care of Rhonda Zimmerman, tax-exempt since 1998. Private foundations must pay out roughly 5% of their assets each year, mostly as grants to 501(c)(3) public charities.

Foundation websiteAll filings on ProPublica

Does Zimmerman Family Foundation 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 Zimmerman Family Foundation give each year?

In tax year 2025 it paid $1.2M across 19 grants, a median of $10K.

Where does Zimmerman Family Foundation give?

Wyoming (14 grants), Indiana (2 grants), Missouri (1 grants) and elsewhere, per its latest filing.

More foundations near Casper that accept applications

All in Wyoming
FoundationBased inGrants paidMedian grantAccepts applicationsAssets
Wold Foundationsince 1986 Casper, WY $2.8M128 grants · 2024 $5,000Yes $53M
Goodstein Foundationsince 1954 Casper, WY $616K38 grants · 2025 $5,000Yes $5.7M
Tw Foundationsince 2013 Casper, WY $265K5 grants · 2025 $45KYes $5.2M
Double 4 Foundationsince 2012 Casper, WY $1.6M59 grants · 2024 $5,000Yes $5.0M
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