Fiscal year ending 2025. Filed on November 5, 2025.
250 South Street
Waltham, Massachusetts 02453
William F Stanley Elementary School PTO (EIN: 20-0924576) has filed an IRS Form 990 since fiscal year 2018. In its fiscal year 2025 IRS Form 990 filing, William F Stanley Elementary School PTO, a 501(c)(3) charitable organization, reported compensation for 3 employees. Among the employees shown here, the average compensation is $0.
Revenue
Expenses
Employee compensation
See Schedule O
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