Holbrook Island Sanctuary is a 501(c)(3) organization based in Brooksville, Maine, registered in 1964, with $0 in annual revenue.
Revenue
$0
Environment median: $250K
Expenses
—
Net assets
$0
Employees
—
2 grants to Holbrook Island Sanctuary totaling $12K, reported by foundations on their Schedule I filings.
| Grantmaker | Purpose | Year | Amount |
|---|---|---|---|
| Maine Community Foundation Inc | Land resources conservation | 2024 | $6,250 |
| Maine Community Foundation Inc | Land resources conservation | 2023 | $5,250 |
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Data for Holbrook Island Sanctuary (EIN 01-6011445) 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.