Before you apply to William & Claire Dart Foundation
Who to contact, what to include, deadlines, typical grant size and geographic focus are available with membership.
Private Foundation
William & Claire Dart Foundation
Based in Mason, MI, William & Claire Dart Foundation operates as a Private Foundation. The organization reported $6.7M in revenue, $1.9M in expenses, $56.5M in total assets for fiscal year 2025. Imperigo tracks 29 reported grants from this foundation totaling approximately $33.2M.
EIN: 382562664
Mason, MI
Latest filing: 2025
Total Revenue$6.7M
Total Expenses$1.9M
Total Assets$56.5M
Grants Given29
Grant Total$33.2M
Filing Years2021–2025
Sample Grants Given
Dart Foundation
General Support
$1,200,000
Dart Foundation
General Support
$440,000
Dart Foundation
General Support
$250,000
Dart Foundation
General Support
$1,500,000
Dart Foundation
General Support
$900,000
Showing up to 5 of 29 total records — full history available with membership.
Officers & Directors
Vice President, Secretary, Treasurer
James D Lammers
President
Kenneth B Dart
Officer compensation and complete director data available with membership.
Top Grant Purposes
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $6.7M | $1.9M | $56.5M |
| 2024 | $12.4M | $3.9M | $51.7M |
| 2023 | $5.6M | $3.4M | $43.3M |
| 2022 | $167K | $2.8M | $21.2M |
| 2021 | $981K | $1.3M | $23.9M |
Between 2021 and 2025, reported annual revenue grew from $981K to $6.7M (+587%), with total assets most recently reported at $56.5M.
Interactive year-over-year charts and full filing details available with membership.
Grant Geography
Grants from this foundation were reported to recipients in FL, MI.
FLMI
Full geographic grant map with state-by-state breakdown available with membership.