Private foundation · EIN 92-0910135 · Denver, Colorado · Philanthropy & grantmaking

Mark J Heider Charitable 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: 7 grants paid, $773K total, median $50K. 86% of grants stayed in Colorado.

Accepts applications
No
per 990-PF Part XV
Grants paid, 2025
7
$773K
Median grant
$50K
Stays in CO
86%
of grants
Deadline
—
Assets
$8.5M

Grants paid in 2025

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

RecipientPurposeAmount
St John Paul the Great Catholic High SchoolDenver, COGeneral fund$300K
The University of Colorado Hospital FoundationAurora, COGeneral fund$200K
University of DenverDenver, COGeneral fund$150K
St Rose of Lima AcademyDenver, COGeneral fund$50K
Creighton UniversityOmaha, NEGeneral fund$50K
Denver AcademyDenver, COGeneral fund$20K
Denver School of the ArtsDenver, COGeneral fund$3,000

By state: Colorado 6 · Nebraska 1

About this foundation

Mark J Heider Charitable Foundation is a private grantmaking foundation in Denver, Colorado, administered in care of Mark J Heider, tax-exempt since 2023. 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 J Heider Charitable 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 J Heider Charitable Foundation give each year?

In tax year 2025 it paid $773K across 7 grants, a median of $50K.

Where does Mark J Heider Charitable Foundation give?

Colorado (6 grants), Nebraska (1 grants), 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
Temple Hoyne Buell Foundationsince 1964 Denver, CO $20M486 grants · 2024 $25KYes $477M
Gates Family Foundationsince 1951 Denver, CO $36M374 grants · 2025 $25KYes $424M
Boettcher Foundationsince 2014 Denver, CO $10M1 grants · 2025 $10MYes $277M
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