Data update history
October 7, 2023
Posted financials
Added Form 990 for fiscal year 2022
August 5, 2023
Posted financials
Added Form 990 for fiscal year 2021
June 28, 2023
Posted financials
Added Form 990 for fiscal year 2020
May 13, 2023
Updated personnel
Identified 4 new personnel
Nonprofit Types
Social advocacy organizationsEnvironmental organizationsCharities
Issues
EducationLand and water conservationEnvironment
Characteristics
Fundraising eventsTax deductible donationsNo full-time employeesAccepts online donations
General information
- Address
- PO Box 4146
- Madison, CT 06443
- Metro area
- New Haven-Milford, CT
- County
- South Central Connecticut Planning Region, CT
- Website URL
- hammonasset.org/Â
- Phone
- (203) 318-0517
IRS details
- EIN
- 06-1546997
- Fiscal year end
- December
- Taxreturn type
- Form 990
- Year formed
- 1999
- Eligible to receive tax-deductible contributions (Pub 78)
- Yes
Categorization
- NTEE code, primary
- C60: Environmental Education
- NAICS code, primary
- 813312: Environment, Conservation, and Wildlife Organizations
- Parent/child status
- Independent
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