Fiscal year ending 2024. Filed on November 5, 2025.
395 Bishop Hollow Road
Newtown Square, Pennsylvania 19073
Garrett Williamson (EIN: 23-1433892) has filed an IRS Form 990 between fiscal years 2016 and 2024. In its fiscal year 2024 IRS Form 990 filing, Garrett Williamson, a 501(c)(3) charitable organization, reported compensation for 1 out of 124 total employees. Among the employees shown here, the average compensation is $157,530. The highest compensated employee at Garrett Williamson is Carol Kaplan Ruark with fiscal year 2024 compensation of $157,530. Garrett Williamson changed its name from The Garrett-Williamson Foundation in 2017.
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WE NURTURE LOVING AND RESPECTFUL CONNECTIONS BETWEEN PEOPLE AND NATURE BY USING OUR EXTRAORDINARY PROPERTY AS A DYNAMIC CANVAS FOR LEARNING.
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