The Robert & Heather Grottke Foundation
Only null% goes to programs Strong reserves Declining revenue
The Robert & Heather Grottke Foundation is a 501(c)(3) organization based in Naples, Florida, registered in 1997, with $1,274 in FY2025 revenue. CharityIndex grades it F.
4857 Keswick Way, Naples, FL, 34105 EIN 36-4117899 Since 1997
Revenue (FY2025)
$1,274
▼ 36.9% vs prior year
Philanthropy median: $168K
Expenses (FY2025)
$52K
Net assets
$83K
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 The Robert & Heather Grottke 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 rating19 mo reserves · -4003% 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 The Robert & Heather Grottke Foundation: 19 mo reserves · -4003% 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 The Robert & Heather Grottke 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 The Robert & Heather Grottke Foundation: 1 of 5 disclosure signals earns a D on this criterion. See the exact thresholds →
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Contact & location
- Address
- 4857 Keswick Way, Naples, FL, 34105
- City
- Naples
- State
- Florida
- Subcategory
- Private Foundations
Financial trends
Revenue grew from -$11K (FY2020) to $1,274 (FY2025) across 6 reported years.
Financial snapshot
Financial health & position (FY2025)
Liabilities $28KNet assets $83K
Operating margin
-4002.5%
Spent more than it raised in the latest fiscal year.
Total assets
$112K
Total liabilities
$28K
Net assets
$83K
Financials by year
| Fiscal year | Revenue | Expenses | Net assets | Total assets | Form |
|---|---|---|---|---|---|
| 2025 | $1,274▼36.9% | $52,266▲8.9% | $83,106▼38.0% | $111,568▼16.8% | 990PF |
| 2024 | $2,019▼55.1% | $48,000▲37.1% | $134,098▲3.2% | $134,098▲3.2% | 990PF |
| 2023 | $4,500▲33.8% | $35,000▲200% | $130,000▲3.1% | $130,000▲3.1% | 990PF |
| 2022 | $3,363▼22.7% | $11,679▲229% | $126,119 | $126,119 | 990PF |
| 2021 | $4,349▲141% | $3,546▼66.5% | $0 | $0 | 990PF |
| 2020 | -$10,722 | $10,570 | $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 The Robert & Heather Grottke Foundation a legitimate nonprofit?
- Yes. The Robert & Heather Grottke Foundation is a 501(c)(3) organization registered with the U.S. Internal Revenue Service under EIN 36-4117899, based in Naples, Florida. Donations are tax-deductible.
- What is The Robert & Heather Grottke Foundation's EIN?
- The Robert & Heather Grottke Foundation's Employer Identification Number (EIN) is 36-4117899.
- How much revenue does The Robert & Heather Grottke Foundation report?
- The Robert & Heather Grottke Foundation reported $1,274 in total revenue on its fiscal year 2025 IRS Form 990 filing.
- What financial grade does The Robert & Heather Grottke Foundation have?
- CharityIndex grades The Robert & Heather Grottke Foundation F, based on financial health (reserves and operating margin).
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Data for The Robert & Heather Grottke Foundation (EIN 36-4117899) 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.