Private foundation · EIN 26-1828406 · Denver, Colorado · Philanthropy & grantmaking

Mark and Maureen Miller 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: 22 grants paid, $1.9M total, median $35K. 45% of grants stayed in Colorado.

Accepts applications
No
per 990-PF Part XV
Grants paid, 2025
22
$1.9M
Median grant
$35K
Stays in CO
45%
of grants
Deadline
—
Assets
$10M

Grants paid in 2025

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

RecipientPurposeAmount
University of Chicago University of ChicagoChicago, ILMedical research$1.1M
Denver Rescue Mission Denver Rescue MissionDenver, COSupport for social services$115K
American Red Cross American Red CrossWashington, DCSupport for social services$100K
Salvation Army Salvation ArmyDenver, COSupport for social services$100K
Catholic Relief Services Catholic Relief ServicesBaltimore, MDSupport for social services$75K
Food Bank of the Rockies Food Bank of the RockiesDenver, COSupport for social services$70K
Scouting America-Ne Council Boy Scouts of America-Ne IllinoisVernon Hills, ILSupport for youth activities$65K
Northern Illinois Food Bank Northern Illinois Food BankGeneva, ILSupport for social services$55K
Panthera Corporation Panthera CorporationNew York, NYSupport for social services$40K
Volunteers of America Co Volunteers of America CoDenver, COSupport for social services$40K
Wild Foundation Wild FoundationBoulder, COSupport for social services$40K
Doctors Without Borders Doctors Without BordersHagerstown, MDMedical support$30K
Mayo Clinic Mayo ClinicRochester, MNSupport for medical research$30K
Evans Scholars Foundation Evans Scholars FoundationGlenview, ILSupport for education$10K
Lake County Haven Lake County HavenLibertyville, ILSupport for social services$10K
Rush Unirversity Medical Center Rush Unirversity Medical CenterChicago, ILMedical research$10K
Boys and Girls Clubs of Denver Boys and Girls Clubs of DenverDenver, COSupport for social services$5,000
Strings Music Festival Strings Music FestivalSteamboat Springs, COSupport for social services$5,000
Steamboat Institute Steamboat InstituteSteamboat Springs, COSupport for education$2,500
Young Life Young LifeColorado Springs, COSupport for social services$2,500
Yampa Valley Community Fd Yampa Valley Community FdSteamboat Springs, COSupport for social servcices$2,000
University of Texas Fdn University of Texas FdnAustin, TXSupport for medical services$1,000

By state: Illinois 6 · Colorado 10 · Maryland 2 · District of Columbia 1 · New York 1 · Minnesota 1

About this foundation

Mark and Maureen Miller Family Foundation is a private grantmaking foundation in Denver, Colorado, administered in care of Mark C Miller, tax-exempt since 2008. 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 Mark and Maureen Miller 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 Mark and Maureen Miller Family Foundation give each year?

In tax year 2025 it paid $1.9M across 22 grants, a median of $35K.

Where does Mark and Maureen Miller Family Foundation give?

Illinois (6 grants), Colorado (10 grants), Maryland (2 grants) and elsewhere, per its latest filing.

More foundations near Denver that accept applications

All in Colorado
FoundationBased inGrants paidMedian grantAccepts applicationsAssets
The Colorado Health Foundationsince 2018 Denver, CO $102M684 grants · 2024 $80KYes $2.8B
Anschutz Foundationsince 1984 Denver, CO $70M1 grants · 2023 $70MYes $1.6B
Daniels Fundsince 1997 Denver, CO $70M1,593 grants · 2024 $14KYes $1.6B
Gates Family Foundationsince 1951 Denver, CO $36M374 grants · 2025 $25KYes $583M
Temple Hoyne Buell Foundationsince 1964 Denver, CO $20M486 grants · 2024 $25KYes $396M
Boettcher Foundationsince 2014 Denver, CO $10M1 grants · 2025 $10MYes $277M
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