Fiscal year ending 2025. Filed on September 9, 2025.
409 Washington Avenue Suite 900
Towson, Maryland 21204
Mary K O'neill Foundation Inc. (EIN: 82-2432690) has filed an IRS Form 990 since fiscal year 2020. In its fiscal year 2025 IRS Form 990 filing, Mary K O'neill Foundation Inc., a 501(c)(3) charitable organization, reported compensation for 4 employees. Among the employees shown here, the average compensation is $0.
Revenue
Expenses
Employee compensation
Be the first to know when new IRS Form 990 data is published for this organization.