DONALD GRANT & ANN MARTIN CALDER FOUNDAT
Data sourced from IRS 990-PF public filings
Provides general support to various foundations and conservation efforts, including the King Baudouin Foundation USA and the Atlantic Salmon Foundation, primarily in Florida.
DONALD GRANT & ANN MARTIN CALDER FOUNDAT has 133 grants on file funding 50 organizations. Giving decreased from $344,400 in 2024 to $91,700 in 2025. Reported assets: $1,676,920.
Total Assets
$1,676,920
Grants (Last Year)
$91,700
Total Grants on File
133
Recipients Funded
50
Giving History
| Year | Total Granted | Grants Made | Avg Grant |
|---|---|---|---|
| 2025 | $91,700 | 11 | $8,336 |
| 2024 | $344,400 | 34 | $10,129 |
| 2023 | $491,285 | 26 | $18,896 |
| 2022 | $331,100 | 31 | $10,681 |
| 2021 | $341,130 | 31 | $11,004 |
Top Grant Recipients
NEW YORK, NY
NEW YORK, NY
NEW YORK, NY
Calais, ME
NEW YORK, NY
MIDDLEBURG, VA
MIDDLEBURG, VA
HOBE SOUND, FL
PALMETTO BAY, FL
HOBE SOUND, FL
Showing top 10 of 133 grants on file.
Officers & Trustees
From 2025 IRS 990-PF filing (data available for 10 filing years)
ISABELLA SWIFT CALDER
DIRECTOR
CORNELIA MARTIN CALDER
DIRECTOR
DONALD GRANT CALDER JR
DIRECTOR
ANN MARTIN CALDER
DIRECTOR
DONALD GRANT CALDER
DIRECTOR
IRS Filing History
DONALD GRANT & ANN MARTIN CALDER FOUNDAT has IRS 990-PF filings on record for 10 years, spanning 2016 to 2025.
Frequently Asked Questions
Other Foundations in Florida
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