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Nonprofit · EIN 88-1628107

NEONATALPROGEROIDSYNDROMELIMITED

Tax-exempt · ELLISVILLE, MO 63011

Address and contacts

Address (IRS master file)
1324 CLARKSON CLAYTON BOX 185, ELLISVILLE, MO 63011-2145
Mailing address (990-N for 2025)
1324 Clarkson Clayton box 185, Ellisville MO 63011
Principal officer (990-N for 2025)
Leslie Macari, 220 fox chapel ln, Chesterfield MO 63005

What it must file and when

IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. Its accounting year ends in April, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025April 30, 2026September 15, 2026990-N on file
2024April 30, 2025September 15, 2025990-N on file
2023April 30, 2024September 16, 2024990-N on file

IRS record

EIN
88-1628107
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2023
Accounting year ends
April
Files
Form 990-N (e-Postcard)
Category (NTEE)
Medical research (H20)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Leslie Macari
April 30, 2026≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Leslie D Macari
April 30, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Leslie Macari
April 30, 2024≤ $50,000 receipts––e-Postcard
990-EZApril 2023–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 88-1628107).

Questions about NEONATALPROGEROIDSYNDROMELIMITED

What is the EIN of NEONATALPROGEROIDSYNDROMELIMITED?
The employer identification number (EIN) of NEONATALPROGEROIDSYNDROMELIMITED is 88-1628107.
Is NEONATALPROGEROIDSYNDROMELIMITED tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2023.
Are donations to NEONATALPROGEROIDSYNDROMELIMITED tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does NEONATALPROGEROIDSYNDROMELIMITED file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of NEONATALPROGEROIDSYNDROMELIMITED due?
The return for tax year 2026 (the year ending April 30, 2027) is due September 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did NEONATALPROGEROIDSYNDROMELIMITED last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended April 30, 2026.
Who is the principal officer of NEONATALPROGEROIDSYNDROMELIMITED?
The 990-N for 2025 names Leslie Macari.

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