Data update history
June 1, 2023
Posted financials
Added Form 990N for fiscal year 2022
July 2, 2022
Received grants
May 1, 2022
Posted financials
Added Form 990N for fiscal year 2021
May 1, 2021
Posted financials
Added Form 990N for fiscal year 2020
April 23, 2021
Posted financials
Added Form 990N for fiscal year 2019
Nonprofit Types
SchoolsArts, culture, and humanities nonprofitsCharities
Issues
EducationArts, cultural, and humanities
Characteristics
Partially liquidatedState / local levelTax deductible donationsAccepts online donations
General information
- Address
- 570 Oak St
- Winnetka, IL 60093
- Metro area
- Chicago-Naperville-Elgin, IL-IN-WI
- County
- Cook County, IL
- Website URL
- polyphonylit.org/
IRS details
- EIN
- 26-1988315
- Fiscal year end
- December
- Taxreturn type
- Form 990-EZ
- Year formed
- 2008
- Eligible to receive tax-deductible contributions (Pub 78)
- Yes
Categorization
- NTEE code, primary
- A70: Humanities Organizations
- NAICS code, primary
- 6116: Other Schools and Instruction
- Parent/child status
- Independent
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