Fiscal year ending 2025. Filed on October 24, 2025.
PO Box 347
Petersham, Massachusetts 01366
Petersham Montessori School Inc. (EIN: 04-3327165) has filed an IRS Form 990 since fiscal year 2017. In its fiscal year 2025 IRS Form 990 filing, Petersham Montessori School Inc., a 501(c)(3) charitable organization, reported compensation for 5 employees. Among the employees shown here, the average compensation is $0.
Revenue
Expenses
Employee compensation
TO OPERATE AN EDUCATIONAL FACILITY FOR SCHOOL AGE & PRE
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