Horace Mann School Parent Teacher Organization Of Oak Park
Oak Park, IL
Cause (Daanaa category based on the IRS NTEE code): Education
Mission as stated by the organization
Mann PTO is organized for the purpose of supporting the education of students at mann school by fostering relationships between the school, parents and guardians, teachers and administrative staff.
From the nonprofit's IRS Form 990 filing
Latest IRS filing year on record: 2025 (source: IRS).
EIN 36-3677362 (IRS record).
Website on the organization’s public record: www.mannpto.org
Public sources: IRS Tax Exempt Organization data; ProPublica Nonprofit Explorer (independent sites, not affiliated with Daanaa). Daanaa record.
IRS data loaded July 2026. Status may have changed since then; check the IRS link for current status.
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