Data update history
August 1, 2026
Posted financials
Added Form 990N for fiscal year 2026
December 1, 2025
Posted financials
Added Form 990N for fiscal year 2025
November 1, 2024
Posted financials
Added Form 990N for fiscal year 2024
December 1, 2023
Posted financials
Added Form 990N for fiscal year 2023
December 1, 2021
Posted financials
Added Form 990N for fiscal year 2021
Nonprofit Types
Professional associationsBusiness and community development organizationsChapter / child organizationsCharities
Issues
Business and industry
Characteristics
Tax deductible donationse-Postcard filerAccepts online donations
General information
- Address
- 1 University Prkwy F-1519
- University Park, IL 60484
- Metro area
- Chicago-Naperville-Elgin, IL-IN-WI
- County
- Will County, IL
- Website URL
- sigmanursing.org/
IRS details
- EIN
- 31-1309936
- Fiscal year end
- June
- Taxreturn type
- Form 990-N / e-Postcard
- Year formed
- 1954
- Eligible to receive tax-deductible contributions (Pub 78)
- Yes
Categorization
- NTEE code, primary
- S41: Promotion of Business
- NAICS code, primary
- 813920: Professional Associations
- Parent/child status
- Child within group exemption
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