Data update history
October 27, 2023
Posted financials
Added Form 990EZ for fiscal year 2023
October 27, 2023
Updated personnel
Identified 4 new personnel
August 14, 2022
Posted financials
Added Form 990EZ for fiscal year 2021
August 4, 2022
Posted financials
Added Form 990EZ for fiscal year 2020
August 3, 2022
Updated personnel
Identified 2 new personnel
Nonprofit Types
No nonprofit types found
Issues
Science and technology
Characteristics
MembershipsFundraising eventsGala fundraisersNo full-time employees
General information
- Address
- PO Box 2045 Grand Central Station
- New York, NY 10163
- Metro area
- New York-Newark-Jersey City, NY-NJ-PA
- Website URL
- silurians.org/
- Phone
- (212) 949-1995
IRS details
- EIN
- 46-0606927
- Fiscal year end
- June
- Taxreturn type
- Form 990-EZ
- Year formed
- Eligible to receive tax-deductible contributions (Pub 78)
- No
Categorization
- NTEE code, primary
- Z99: Z99
- Parent/child status
- Independent
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