Nonprofit · EIN 99-2000735
WHISTLING FINCH LABS INC
Tax-exempt · NEW YORK, NY 10025
Address and contacts
- Address (IRS master file)
- 615 WEST 113TH STREET, NEW YORK, NY 10025-7970
- Mailing address (990-N for 2025)
- 615 West 113th Street, New York NY 10025
- Principal officer (990-N for 2025)
- Katherine Elizabeth Martin, 71 E Main St, Pawling NY 12564
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 December, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | 990-N on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-N on file |
| 2023 | December 31, 2023 | May 15, 2024 | Check at the IRS |
IRS record
- EIN
- 99-2000735
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (509(a)(2))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 2025
- Accounting year ends
- December
- Files
- Form 990-N (e-Postcard)
- Category (NTEE)
- Education (B99)
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-N for 2025 Officer: Katherine Elizabeth Martin | December 31, 2025 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2024 Officer: Katherine Martin | December 31, 2024 | ≤ $50,000 receipts | – | – | e-Postcard |
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 99-2000735).
Questions about WHISTLING FINCH LABS INC
- What is the EIN of WHISTLING FINCH LABS INC?
- The employer identification number (EIN) of WHISTLING FINCH LABS INC is 99-2000735.
- Is WHISTLING FINCH LABS INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2025.
- Are donations to WHISTLING FINCH LABS INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does WHISTLING FINCH LABS INC file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of WHISTLING FINCH LABS INC due?
- The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did WHISTLING FINCH LABS INC last file with the IRS?
- The latest return in the IRS public files is the 990-N for 2025 for the year ended December 31, 2025.
- Who is the principal officer of WHISTLING FINCH LABS INC?
- The 990-N for 2025 names Katherine Elizabeth Martin.
Other nonprofits in NEW YORK
- NEW YORK UNIVERSITY EIN 13-5562308 · last filed 990 for 2025
- TRUSTEES OF COLUMBIA UNIVERSITY EIN 13-5598093 · last filed 990 for 2025
- ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI EIN 13-6171197 · last filed 990 for 2024
- CITY UNIVERSITY CONSTRUCTION FUND EIN 13-2587538 · last filed 990 for 2025
- COLLEGE BOARD EIN 13-1623965 · last filed 990 for 2024
- ANDREW W MELLON FOUNDATION EIN 13-1879954 · last filed 990-PF for 2024
- NYC SCHOOL SUPPORT SERVICES INC EIN 81-2621466 · last filed 990 for 2025
- AMERICAN UNIVERSITY OF BEIRUT EIN 13-5596846 · last filed 990 for 2025