Mark J Heider Charitable Foundation
Only null% goes to programs Strong reserves
Mark J Heider Charitable Foundation is a 501(c)(3) organization based in Denver, Colorado, registered in 2023, with $443,428 in FY2025 revenue. CharityIndex grades it F.
155 Steele St Apt 1115, Denver, CO, 80206 EIN 92-0910135 Since 2023
Revenue (FY2025)
$443K
▼ 26.2% vs prior year
Philanthropy median: $168K
Expenses (FY2025)
$794K
Net assets
$8.5M
Employees
—
CharityIndex rating
One independent A+ to F grade from four published criteria, each scored separately from IRS filings and combined by weight.
F
—Program efficiency40% of the ratingNo expense breakdown in filings
Measures how much of every dollar spent actually reaches programs, plus what it costs to raise $100 of donations. The worse of the two measures sets the letter (85%+ to programs is an A; under $15 to raise $100 is an A), averaged over the three most recent filings. Not scored for Mark J Heider Charitable Foundation— this filing type doesn't report it, and the rating simply skips it (never counts it against the organization). See the exact thresholds →
FFinancial health25% of the rating128 mo reserves · -79% margin
Measures whether the organization is built to last: how many months its reserves would cover expenses (3+ months earns an A-range score, but hoarding 5+ years of budget is capped) and whether it runs a surplus or a deficit. For Mark J Heider Charitable Foundation: 128 mo reserves · -79% margin earns a F on this criterion. See the exact thresholds →
—Governance25% of the ratingNot reported in this filing type
Checks how the organization is run, from its own Form 990: an independent board majority, a board of five or more, conflict-of-interest, whistleblower and document-retention policies, and independently audited financials. The share of disclosed checks that pass sets the letter. Not scored for Mark J Heider Charitable Foundation— this filing type doesn't report it, and the rating simply skips it (never counts it against the organization). See the exact thresholds →
DTransparency10% of the rating1 of 5 disclosure signals
Counts five disclosure signals: a recent filing, a mission statement, program descriptions, a listed website, and the full expense breakdown. More disclosure, better letter. For Mark J Heider Charitable Foundation: 1 of 5 disclosure signals earns a D on this criterion. See the exact thresholds →
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Contact & location
- Address
- 155 Steele St Apt 1115, Denver, CO, 80206
- City
- Denver
- State
- Colorado
- Subcategory
- Private Foundations
Financial trends
Revenue grew from $0 (FY2022) to $443K (FY2025) across 4 reported years.
Financial snapshot
Financial health & position (FY2025)
Liabilities $0Net assets $8.5M
Operating margin
-79.1%
Spent more than it raised in the latest fiscal year.
Total assets
$8.5M
Total liabilities
$0
Net assets
$8.5M
Financials by year
| Fiscal year | Revenue | Expenses | Net assets | Total assets | Form |
|---|---|---|---|---|---|
| 2025 | $443,428▼26.2% | $794,230▲156% | $8,453,720▼4.0% | $8,453,720▼4.0% | 990PF |
| 2024 | $600,873▼94.1% | $310,195▼55.7% | $8,804,546▲3.4% | $8,804,546▲3.4% | 990PF |
| 2023 | $10,199,942 | $700,000 | $8,513,846 | $8,513,846 | 990PF |
| 2022 | $0 | $0 | $0 | $0 | 990PF |
Original Form 990 PDFs (the Form column) are served by ProPublica Nonprofit Explorer, as filed with the IRS. Create a free account to download the CSV report.
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Frequently asked questions
- Is Mark J Heider Charitable Foundation a legitimate nonprofit?
- Yes. Mark J Heider Charitable Foundation is a 501(c)(3) organization registered with the U.S. Internal Revenue Service under EIN 92-0910135, based in Denver, Colorado. Donations are tax-deductible.
- What is Mark J Heider Charitable Foundation's EIN?
- Mark J Heider Charitable Foundation's Employer Identification Number (EIN) is 92-0910135.
- How much revenue does Mark J Heider Charitable Foundation report?
- Mark J Heider Charitable Foundation reported $443,428 in total revenue on its fiscal year 2025 IRS Form 990 filing.
- What financial grade does Mark J Heider Charitable Foundation have?
- CharityIndex grades Mark J Heider Charitable Foundation F, based on financial health (reserves and operating margin).
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Data for Mark J Heider Charitable Foundation (EIN 92-0910135) comes from the IRS Business Master File and e-filed Form 990 returns, via CharityIndex. Figures reflect what the organization reported to the IRS for each fiscal year.