Fiscal year ending 2024. Filed on November 15, 2025.
1105 8th Street
303
Moline, Illinois 61265
William Butterworth Foundation (EIN: 46-4274627) has filed an IRS Form 990 since fiscal year 2019. In its fiscal year 2024 IRS Form 990 filing, William Butterworth Foundation, a 501(c)(3) charitable organization, reported compensation for 13 employees. Among the employees shown here, the average compensation is $99,701. The highest compensated employee at William Butterworth Foundation is Heather Calvert with fiscal year 2024 compensation of $99,701.
Revenue
Expenses
Employee compensation
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